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(-) Description

Title :  CRYSTAL STRUCTURE OF CYTOCHROME B6F COMPLEX WITH DBMIB FROM M. LAMINOSUS
 
Authors :  J. Yan, G. Kurisu, W. A. Cramer
Date :  07 Sep 05  (Deposition) - 13 Dec 05  (Release) - 26 Feb 14  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  3.80
Chains :  Asym./Biol. Unit :  A,B,C,D,E,F,G,H,N,O,P,Q,R,S,T,U
Keywords :  Photosynthesis (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  J. Yan, G. Kurisu, W. A. Cramer
Intraprotein Transfer Of The Quinone Analogue Inhibitor 2, 5-Dibromo-3-Methyl-6-Isopropyl-P-Benzoquinone In The Cytochrome B6F Complex
Proc. Natl. Acad. Sci. Usa V. 103 69 2006
PubMed-ID: 16371475  |  Reference-DOI: 10.1073/PNAS.0504909102

(-) Compounds

Molecule 1 - CYTOCHROME B6
    ChainsA, N
    Organism ScientificMASTIGOCLADUS LAMINOSUS
    Organism Taxid83541
 
Molecule 2 - CYTOCHROME B6-F COMPLEX SUBUNIT 4
    ChainsB, O
    Organism ScientificMASTIGOCLADUS LAMINOSUS
    Organism Taxid83541
    Synonym17 KDA POLYPEPTIDE
 
Molecule 3 - APOCYTOCHROME F
    ChainsC, P
    Organism ScientificMASTIGOCLADUS LAMINOSUS
    Organism Taxid83541
 
Molecule 4 - CYTOCHROME B6-F COMPLEX IRON-SULFUR SUBUNIT
    ChainsD, Q
    EC Number1.10.99.1
    Organism ScientificMASTIGOCLADUS LAMINOSUS
    Organism Taxid83541
 
Molecule 5 - CYTOCHROME B6-F COMPLEX SUBUNIT VI
    ChainsE, R
    Organism ScientificMASTIGOCLADUS LAMINOSUS
    Organism Taxid83541
    SynonymCYTOCHROME B6F COMPLEX SUBUNIT PETL
 
Molecule 6 - CYTOCHROME B6-F COMPLEX SUBUNIT VII
    ChainsF, S
    Organism ScientificMASTIGOCLADUS LAMINOSUS
    Organism Taxid83541
    SynonymCYTOCHROME B6F COMPLEX SUBUNIT PETM
 
Molecule 7 - CYTOCHROME B6-F COMPLEX SUBUNIT V
    ChainsG, T
    Organism ScientificMASTIGOCLADUS LAMINOSUS
    Organism Taxid83541
    SynonymCYTOCHROME B6F COMPLEX SUBUNIT PETG
 
Molecule 8 - CYTOCHROME B6-F COMPLEX SUBUNIT VIII
    ChainsH, U
    Organism ScientificMASTIGOCLADUS LAMINOSUS
    Organism Taxid83541
    SynonymCYTOCHROME B6F COMPLEX SUBUNIT PETN

 Structural Features

(-) Chains, Units

  12345678910111213141516
Asymmetric/Biological Unit ABCDEFGHNOPQRSTU

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (7, 20)

Asymmetric/Biological Unit (7, 20)
No.NameCountTypeFull Name
1BCR2Ligand/IonBETA-CAROTENE
2BNT2Ligand/Ion2,5-DIBROMO-3-ISOPROPYL-6-METHYLBENZO-1,4-QUINONE
3CLA2Ligand/IonCHLOROPHYLL A
4FES2Ligand/IonFE2/S2 (INORGANIC) CLUSTER
5HEC2Ligand/IonHEME C
6HEM6Ligand/IonPROTOPORPHYRIN IX CONTAINING FE
7OPC4Ligand/Ion(7R,17E)-4-HYDROXY-N,N,N,7-TETRAMETHYL-7-[(8E)-OCTADEC-8-ENOYLOXY]-10-OXO-3,5,9-TRIOXA-4-PHOSPHAHEPTACOS-17-EN-1-AMINIUM 4-OXIDE

(-) Sites  (20, 20)

Asymmetric Unit (20, 20)
No.NameEvidenceResiduesDescription
01AC1SOFTWAREPHE A:44 , GLN A:47 , PHE A:48 , GLY A:51 , PHE A:52 , THR A:55 , ARG A:83 , HIS A:86 , ALA A:90 , MET A:93 , PHE A:131 , GLY A:135 , TYR A:136 , LEU A:138 , PRO A:139 , HIS A:187 , THR A:188 , PHE N:189BINDING SITE FOR RESIDUE HEM A 301
02AC2SOFTWAREGLY A:37 , GLY A:38 , MET A:97 , HIS A:100 , GLY A:109 , THR A:117 , TRP A:118 , GLY A:121 , VAL A:122 , LEU A:124 , ALA A:125 , THR A:128 , HIS A:202 , PHE A:203 , ILE A:206 , HEC A:303 , HOH A:304BINDING SITE FOR RESIDUE HEM A 302
03AC3SOFTWARETYR A:34 , CYS A:35 , GLY A:38 , LYS A:208 , HEM A:302 , HOH A:304 , GLU B:29 , PHE B:40 , VAL B:43 , ILE B:44BINDING SITE FOR RESIDUE HEC A 303
04AC4SOFTWARELEU B:37 , PRO B:41 , OPC C:306BINDING SITE FOR RESIDUE OPC B 305
05AC5SOFTWARETYR B:38 , OPC B:305 , LYS C:275 , GLN D:17 , ASN D:20BINDING SITE FOR RESIDUE OPC C 306
06AC6SOFTWAREMET B:61 , GLY B:63 , GLU B:64 , PRO B:65 , TYR C:147 , ALA C:148BINDING SITE FOR RESIDUE BNT B 309
07AC7SOFTWAREVAL A:101 , VAL A:129 , TYR B:80 , PRO B:83 , VAL B:84 , ILE B:87 , VAL B:104 , PRO B:105 , ILE B:132 , PHE B:133 , GLY B:136BINDING SITE FOR RESIDUE CLA B 201
08AC8SOFTWARETYR C:1 , PRO C:2 , TRP C:4 , CYS C:22 , CYS C:25 , HIS C:26 , GLN C:60 , ASN C:71 , GLY C:73 , ALA C:74 , ASN C:154 , GLY C:156 , ARG C:157 , GLY C:158 , ILE C:160 , TYR C:161BINDING SITE FOR RESIDUE HEM C 301
09AC9SOFTWARECYS D:108 , HIS D:110 , LEU D:111 , CYS D:113 , CYS D:126 , HIS D:129 , SER D:131 , PRO D:143BINDING SITE FOR RESIDUE FES D 201
10BC1SOFTWAREPHE A:33 , ILE A:39 , LEU A:99 , GLY B:46 , ALA E:13 , PHE E:16 , GLY E:17 , ILE F:17 , PHE F:18 , TRP F:21 , GLN G:23BINDING SITE FOR RESIDUE BCR E 101
11BC2SOFTWAREPHE A:189 , PHE N:44 , GLN N:47 , PHE N:48 , GLY N:51 , PHE N:52 , MET N:54 , THR N:55 , VAL N:69 , ARG N:83 , HIS N:86 , ARG N:87 , ALA N:90 , PHE N:131 , GLY N:135 , TYR N:136 , PRO N:139 , HIS N:187 , THR N:188 , MET O:61BINDING SITE FOR RESIDUE HEM N 301
12BC3SOFTWARETYR N:34 , GLY N:37 , GLY N:38 , LEU N:41 , HIS N:100 , VAL N:101 , ARG N:103 , VAL N:104 , GLY N:109 , ARG N:114 , TRP N:118 , GLY N:121 , VAL N:122 , LEU N:124 , ALA N:125 , THR N:128 , MET N:199 , HIS N:202 , GLN N:209 , GLY N:210 , HEC N:303 , HOH N:1306BINDING SITE FOR RESIDUE HEM N 302
13BC4SOFTWARECYS N:35 , GLY N:38 , LEU N:41 , THR N:42 , PHE N:203 , ILE N:206 , HEM N:302 , OPC N:1305 , HOH N:1306 , PHE O:40 , VAL O:43 , ILE O:44BINDING SITE FOR RESIDUE HEC N 303
14BC5SOFTWARELEU N:45 , HEC N:303 , OPC O:1306BINDING SITE FOR RESIDUE OPC N 1305
15BC6SOFTWAREOPC N:1305 , TYR O:38 , LYS P:275BINDING SITE FOR RESIDUE OPC O 1306
16BC7SOFTWAREMET O:61 , VAL O:62 , GLY O:63 , GLU O:74 , TYR P:147 , ALA P:148BINDING SITE FOR RESIDUE BNT O 1309
17BC8SOFTWAREVAL N:101 , PHE N:102 , TYR N:105 , TYR O:80 , PRO O:83 , VAL O:84 , MET O:101 , VAL O:104 , PRO O:105 , ALA O:129 , ILE O:132 , PHE O:133 , GLY O:136 , THR O:140BINDING SITE FOR RESIDUE CLA O 1201
18BC9SOFTWARETYR P:1 , PRO P:2 , TRP P:4 , CYS P:22 , CYS P:25 , HIS P:26 , GLN P:60 , ASN P:71 , GLY P:73 , ALA P:74 , ASN P:154 , GLY P:156 , ARG P:157 , GLY P:158 , ILE P:160 , TYR P:161BINDING SITE FOR RESIDUE HEM P 301
19CC1SOFTWARECYS Q:108 , HIS Q:110 , LEU Q:111 , GLY Q:112 , CYS Q:113 , CYS Q:126 , HIS Q:129 , SER Q:131 , PRO Q:143BINDING SITE FOR RESIDUE FES Q 201
20CC2SOFTWAREPHE N:33 , ILE N:39 , VAL O:43 , ALA R:13 , PHE R:16 , GLY R:17 , ILE S:17 , PHE S:18 , TRP S:21 , GLN T:23BINDING SITE FOR RESIDUE BCR R 1101

(-) SS Bonds  (2, 2)

Asymmetric/Biological Unit
No.Residues
1D:113 -D:128
2Q:113 -Q:128

(-) Cis Peptide Bonds  (2, 2)

Asymmetric/Biological Unit
No.Residues
1Gly D:142 -Pro D:143
2Gly Q:142 -Pro Q:143

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 2D2C)

(-) PROSITE Motifs  (2, 4)

Asymmetric/Biological Unit (2, 4)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1CYTB_CTERPS51003 Cytochrome b/b6 C-terminal region profile.PETD_MASLA35-160
 
  2B:35-154
O:35-154
2RIESKEPS51296 Rieske [2Fe-2S] iron-sulfur domain profile.UCRI_MASLA61-162
 
  2D:61-162
Q:61-162

(-) Exons   (0, 0)

(no "Exon" information available for 2D2C)

(-) Sequences/Alignments

Asymmetric/Biological Unit
   Reformat: Number of residues per line =  ('0' or empty: single-line sequence representation)
  Number of residues per labelling interval =   
  UniProt sequence: complete  aligned part    
   Show mapping: SCOP domains CATH domains Pfam domains Secondary structure (by author)
SAPs(SNPs) PROSITE motifs Exons
(details for a mapped element are shown in a popup box when the mouse pointer rests over it)
Chain A from PDB  Type:PROTEIN  Length:202
 aligned with CYB6_MASLA | P83791 from UniProtKB/Swiss-Prot  Length:215

    Alignment length:202
                                    22        32        42        52        62        72        82        92       102       112       122       132       142       152       162       172       182       192       202       212  
           CYB6_MASLA    13 EIQALADDVTSKYVPPHVNIFYCLGGITLTCFLIQFATGFAMTFYYKPTVTEAYASVQYIMNEVSFGWLIRSIHRWSASMMVLMMILHVFRVYLTGGFKKPRELTWISGVILAVITVSFGVTGYSLPWDQVGYWAVKIVSGVPEAIPVVGVLISDLLRGGSSVGQATLTRYYSAHTFVLPWLIAVFMLLHFLMIRKQGISGP 214
               SCOP domains d2d2ca1 A:13-214 Cytochrome b6 subunit of the cytochrome b6f complex                                                                                                                                       SCOP domains
               CATH domains 2d2cA00 A:13-214 Cytochrome Bc1 Complex; Chain C                                                                                                                                                           CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ......................hhhhhhhhhhhhhhhhhhhh..........hhhhhhhhhhh..hhhhhhhhhhhhhhhhhhhhhhhhhhhhh...........hhhhhhhhhhhhhhhhhhh.....hhhhhh.....hhhhh.hhhhh..hhhhhh......hhhhhhhhhhhhhhhhhhhhhhhhhhhhh........ Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2d2c A  13 EIQALADDVTSKYVPPHVNIFYCLGGITLTCFLIQFATGFAMTFYYKPTVTEAYASVQYIMNEVSFGWLIRSIHRWSASMMVLMMILHVFRVYLTGGFKKPRELTWISGVILAVITVSFGVTGYSLPWDQVGYWAVKIVSGVPEAIPVVGVLISDLLRGGSSVGQATLTRYYSAHTFVLPWLIAVFMLLHFLMIRKQGISGP 214
                                    22        32        42        52        62        72        82        92       102       112       122       132       142       152       162       172       182       192       202       212  

Chain B from PDB  Type:PROTEIN  Length:137
 aligned with PETD_MASLA | P83792 from UniProtKB/Swiss-Prot  Length:160

    Alignment length:137
                                    27        37        47        57        67        77        87        97       107       117       127       137       147       
           PETD_MASLA    18 LAKGMGHNYYGEPAWPNDLLYVFPVVIMGTFACIVALSVLDPAMVGEPADPFATPLEILPEWYLYPVFQILRSVPNKLLGVLLMASVPLGLILVPFIENVNKFQNPFRRPVATTIFLFGTLVTIWLGIGATFPLDKT 154
               SCOP domains d2d2cb1 B:18-154 Subunit IV of the cytochrome b6f complex                                                                                 SCOP domains
               CATH domains ---2d2cB01 B:21-66 Cytochrome C Oxidase, chain M 2d2cB02 B:67-154 plastocyanin oxidoreductase                                             CATH domains
               Pfam domains ----------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .....................hhhhhhhhhhhhhhhhhhhh.......................hhhhhhhhhh.hhhhhhhhhhh.hhhhhhhhhhh..........hhhhhhhhh..hhhhhh............ Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -----------------CYTB_CTER  PDB: B:35-154 UniProt: 35-160                                                                                 PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2d2c B  18 LAKGMGHNYYGEPAWPNDLLYVFPVVIMGTFACIVALSVLDPAMVGEPANPFATPLEILPEWYLYPVFQILRSLPNKLLGVLLMASVPLGLILVPFIENVNKFQNPFRRPVATTIFLFGTLVTIWLGIGAALPLDKT 154
                                    27        37        47        57        67        77        87        97       107       117       127       137       147       

Chain C from PDB  Type:PROTEIN  Length:286
 aligned with CYF_MASLA | P83793 from UniProtKB/Swiss-Prot  Length:333

    Alignment length:286
                                    54        64        74        84        94       104       114       124       134       144       154       164       174       184       194       204       214       224       234       244       254       264       274       284       294       304       314       324      
            CYF_MASLA    45 YPFWAQQTYPETPREPTGRIVCANCHLAAKPAEVEVPQSVLPDTVFKAVVKIPYDTKLQQVAADGSKVGLNVGAVLMLPEGFKIAPEERIPEELKKEVGDVYFQPYKEGQDNVLLVGPLPGEQYQEIVFPVLSPNPTTDKNIHFGKYAIHLGANRGRGQIYPTGEKSNNNVFTASATGTITKIAKEEDEYGNVKYQVSIQTDSGKTVVDTIPAGPELIVSEGQAVKAGEALTNNPNVGGFGQDDTEIVLQDPNRVKWMIAFICLVMLAQLMLILKKKQVEKVQAAE 330
               SCOP domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains 2d2cC01 C:1-171,C:234-254  [code=2.60.40.830, no name defined]                                                                                                             2d2cC02 C:172-233  [code=2.40.50.100, no name defined]        2d2cC01              2d2cC03 C:255-286                CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .hhhhhhh...........hhhhhh.............ee...eee............................eee.....ee......hhhhhhh...............eee...............eee............eeeeee................................ee.........ee..............................................eeeeeee.hhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.hhhhh Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2d2c C   1 YPFWAQQTYPPTPREPTGRIVCANCHLAAKPAEVEVPQSVLPDTVFKAVVKIPYDTKLQQVAADGSKVGLNVGAVLMLPEGFKIAPEERIPEELKKEVGDVYFQPYKEGQDNVLLVGPLPGEQYQEIVFPVLSPNPTTDKNIHFGKYAIHLGANRGRGQIYPTGEKSNNNVFTASATGTITKIAKEEDEYGNVKYQVSIQTDSGKTVVDTIPAGPELIVSEGQAVKAGEALTNNPNVGGFGQDDTEIVLQDPNRVKWMIAFICLVMLAQLMLILKKKQVEKVQAAE 286
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210       220       230       240       250       260       270       280      

Chain D from PDB  Type:PROTEIN  Length:168
 aligned with UCRI_MASLA | P83794 from UniProtKB/Swiss-Prot  Length:179

    Alignment length:168
                                    21        31        41        51        61        71        81        91       101       111       121       131       141       151       161       171        
           UCRI_MASLA    12 DMGRRQFMNLLAFGTVTGVALGALYPLVKYFIPPSGGAVGGGTTAKDKLGNNVKVSKFLESHNAGDRVLVQGLKGDPTYIVVESKEAIRDYGINAVCTHLGCVVPWNAAENKFKCPCHGSQYDETGKVIRGPAPLSLALCHATVQDDNIVLTPWTETDFRTGEKPWWV 179
               SCOP domains d2d2cd2 D:12-45                   d2d2cd1 D:46-179 ISP subunit from the cytochrome b6f complex, soluble domain                                                           SCOP domains
               CATH domains ------------------------------------2d2cD02 D:48-179 'Rieske'-like iron-sulphur domains                                                                                  CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author ......hhhhhhhhhhhhhhhhhhhhhhhhh......................hhhhh........eee.........eee....................................................................................... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                PROSITE (2) -------------------------------------------------RIESKE  PDB: D:61-162 UniProt: 61-162                                                                 ----------------- PROSITE (2)
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 2d2c D  12 DMGRRQFMNLLAFGTVTGVALGALYPLVKYFIPPSGGAVGGGTTAKDKLGNNVKVSKFLESHNAGDRVLVQGLKGDPTYIVVESKEAIRDYGINAVCTHLGCVVPWNAAENKFKCPCHGSQYDETGRVIRGPAPLSLALCHATVQDDNIVLTPWTETDFRTGEKPWWV 179
                                    21        31        41        51        61        71        81        91       101       111       121       131       141       151       161       171        

Chain E from PDB  Type:PROTEIN  Length:32
 aligned with PETL_MASLA | P83795 from UniProtKB/Swiss-Prot  Length:32

    Alignment length:32
                                    10        20        30  
           PETL_MASLA     1 MILGAVFYIVFIALFFGIAVGIIFAIKSIKLI  32
               SCOP domains d2d2ce1 E:1-32                   SCOP domains
               CATH domains -------------------------------- CATH domains
               Pfam domains -------------------------------- Pfam domains
         Sec.struct. author hhhhhhhhh.hhhhhh.....hhhhhh..... Sec.struct. author
                 SAPs(SNPs) -------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------- PROSITE
                 Transcript -------------------------------- Transcript
                 2d2c E   1 MILGAVFYIVFIALFFGIAVGIIFAIKSIKLI  32
                                    10        20        30  

Chain F from PDB  Type:PROTEIN  Length:35
 aligned with PETM_MASLA | P83796 from UniProtKB/Swiss-Prot  Length:35

    Alignment length:35
                                    10        20        30     
           PETM_MASLA     1 MTEEMLYAALLSFGLIFVGWGLGVLLLKIQGAEKE  35
               SCOP domains d2d2cf1 F:2-36                      SCOP domains
               CATH domains ----------------------------------- CATH domains
               Pfam domains ----------------------------------- Pfam domains
         Sec.struct. author .hhhhhhhhhhhhhhhhhhhhhhhhh......... Sec.struct. author
                 SAPs(SNPs) ----------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------- PROSITE
                 Transcript ----------------------------------- Transcript
                 2d2c F   2 MTEEMLYAALLSFGLIFVGWGLGVLLLKIQGAEKE  36
                                    11        21        31     

Chain G from PDB  Type:PROTEIN  Length:27
 aligned with PETG_MASLA | P83797 from UniProtKB/Swiss-Prot  Length:37

    Alignment length:27
                                    18        28       
           PETG_MASLA     9 LVLGLVFATLGGLFYAAYQQYKRPNEL  35
               SCOP domains d2d2cg1 G:4-30              SCOP domains
               CATH domains --------------------------- CATH domains
               Pfam domains --------------------------- Pfam domains
         Sec.struct. author ......hhhhhh.hhhhhhh....... Sec.struct. author
                 SAPs(SNPs) --------------------------- SAPs(SNPs)
                    PROSITE --------------------------- PROSITE
                 Transcript --------------------------- Transcript
                 2d2c G   4 LVLGLVFATLGGLFYAAYQQYKRPNEL  30
                                    13        23       

Chain H from PDB  Type:PROTEIN  Length:27
 aligned with PETN_MASLA | P83798 from UniProtKB/Swiss-Prot  Length:29

    Alignment length:27
                                    12        22       
           PETN_MASLA     3 IDVLGWVALLVVFTWSIAMVVWGRNGL  29
               SCOP domains d2d2ch1 H:1-27              SCOP domains
               CATH domains --------------------------- CATH domains
               Pfam domains --------------------------- Pfam domains
         Sec.struct. author ..hhhhhhhhhhhhhhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) --------------------------- SAPs(SNPs)
                    PROSITE --------------------------- PROSITE
                 Transcript --------------------------- Transcript
                 2d2c H   1 IDVLGWVALLVVFTWSIAMVVWGRNGL  27
                                    10        20       

Chain N from PDB  Type:PROTEIN  Length:202
 aligned with CYB6_MASLA | P83791 from UniProtKB/Swiss-Prot  Length:215

    Alignment length:202
                                    22        32        42        52        62        72        82        92       102       112       122       132       142       152       162       172       182       192       202       212  
           CYB6_MASLA    13 EIQALADDVTSKYVPPHVNIFYCLGGITLTCFLIQFATGFAMTFYYKPTVTEAYASVQYIMNEVSFGWLIRSIHRWSASMMVLMMILHVFRVYLTGGFKKPRELTWISGVILAVITVSFGVTGYSLPWDQVGYWAVKIVSGVPEAIPVVGVLISDLLRGGSSVGQATLTRYYSAHTFVLPWLIAVFMLLHFLMIRKQGISGP 214
               SCOP domains d2d2cn1 N:13-214 Cytochrome b6 subunit of the cytochrome b6f complex                                                                                                                                       SCOP domains
               CATH domains 2d2cN00 N:13-214 Cytochrome Bc1 Complex; Chain C                                                                                                                                                           CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ......................hhhhhhhhhhhhhhhhhhhh..........hhhhhhhhhh...hhhhhhhhhhhhhhhhhhhhhhhhhhhhh........hhhhhhhhhhhhhhhhhhhhhh....hhhhhhh.....hhhhh....hhhhhhhhhh....hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh........ Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2d2c N  13 EIQALADDVTSKYVPPHVNIFYCLGGITLTCFLIQFATGFAMTFYYKPTVTEAYASVQYIMNEVSFGWLIRSIHRWSASMMVLMMILHVFRVYLTGGFKKPRELTWISGVILAVITVSFGVTGYSLPWDQVGYWAVKIVSGVPEAIPVVGVLISDLLRGGSSVGQATLTRYYSAHTFVLPWLIAVFMLLHFLMIRKQGISGP 214
                                    22        32        42        52        62        72        82        92       102       112       122       132       142       152       162       172       182       192       202       212  

Chain O from PDB  Type:PROTEIN  Length:137
 aligned with PETD_MASLA | P83792 from UniProtKB/Swiss-Prot  Length:160

    Alignment length:137
                                    27        37        47        57        67        77        87        97       107       117       127       137       147       
           PETD_MASLA    18 LAKGMGHNYYGEPAWPNDLLYVFPVVIMGTFACIVALSVLDPAMVGEPADPFATPLEILPEWYLYPVFQILRSVPNKLLGVLLMASVPLGLILVPFIENVNKFQNPFRRPVATTIFLFGTLVTIWLGIGATFPLDKT 154
               SCOP domains d2d2co1 O:18-154 Subunit IV of the cytochrome b6f complex                                                                                 SCOP domains
               CATH domains ---2d2cO01 O:21-66 Cytochrome C Oxidase, chain M 2d2cO02 O:67-154 plastocyanin oxidoreductase                                             CATH domains
               Pfam domains ----------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .....................hhhhhhhhhhhhhhhhhhhh......................hhhhhhhhhhh.hhhhhhhhhhh.hhhhhhhhhhh.............hhhhhh.....hhhhh.......... Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -----------------CYTB_CTER  PDB: O:35-154 UniProt: 35-160                                                                                 PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2d2c O  18 LAKGMGHNYYGEPAWPNDLLYVFPVVIMGTFACIVALSVLDPAMVGEPANPFATPLEILPEWYLYPVFQILRSLPNKLLGVLLMASVPLGLILVPFIENVNKFQNPFRRPVATTIFLFGTLVTIWLGIGAALPLDKT 154
                                    27        37        47        57        67        77        87        97       107       117       127       137       147       

Chain P from PDB  Type:PROTEIN  Length:286
 aligned with CYF_MASLA | P83793 from UniProtKB/Swiss-Prot  Length:333

    Alignment length:286
                                    54        64        74        84        94       104       114       124       134       144       154       164       174       184       194       204       214       224       234       244       254       264       274       284       294       304       314       324      
            CYF_MASLA    45 YPFWAQQTYPETPREPTGRIVCANCHLAAKPAEVEVPQSVLPDTVFKAVVKIPYDTKLQQVAADGSKVGLNVGAVLMLPEGFKIAPEERIPEELKKEVGDVYFQPYKEGQDNVLLVGPLPGEQYQEIVFPVLSPNPTTDKNIHFGKYAIHLGANRGRGQIYPTGEKSNNNVFTASATGTITKIAKEEDEYGNVKYQVSIQTDSGKTVVDTIPAGPELIVSEGQAVKAGEALTNNPNVGGFGQDDTEIVLQDPNRVKWMIAFICLVMLAQLMLILKKKQVEKVQAAE 330
               SCOP domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains 2d2cP01 P:1-171,P:234-254  [code=2.60.40.830, no name defined]                                                                                                             2d2cP02 P:172-233  [code=2.40.50.100, no name defined]        2d2cP01              2d2cP03 P:255-286                CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .hhhhhhh...........hhhhhh.............ee...eee............................eee.....ee......hhhhhhh...............eee...............eee...........eeeeeee................................ee.........ee..............................................eeeeeee.hhhhhhhhhhhhhhhhhhhhhhhhhhhhhh...... Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2d2c P   1 YPFWAQQTYPPTPREPTGRIVCANCHLAAKPAEVEVPQSVLPDTVFKAVVKIPYDTKLQQVAADGSKVGLNVGAVLMLPEGFKIAPEERIPEELKKEVGDVYFQPYKEGQDNVLLVGPLPGEQYQEIVFPVLSPNPTTDKNIHFGKYAIHLGANRGRGQIYPTGEKSNNNVFTASATGTITKIAKEEDEYGNVKYQVSIQTDSGKTVVDTIPAGPELIVSEGQAVKAGEALTNNPNVGGFGQDDTEIVLQDPNRVKWMIAFICLVMLAQLMLILKKKQVEKVQAAE 286
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210       220       230       240       250       260       270       280      

Chain Q from PDB  Type:PROTEIN  Length:168
 aligned with UCRI_MASLA | P83794 from UniProtKB/Swiss-Prot  Length:179

    Alignment length:168
                                    21        31        41        51        61        71        81        91       101       111       121       131       141       151       161       171        
           UCRI_MASLA    12 DMGRRQFMNLLAFGTVTGVALGALYPLVKYFIPPSGGAVGGGTTAKDKLGNNVKVSKFLESHNAGDRVLVQGLKGDPTYIVVESKEAIRDYGINAVCTHLGCVVPWNAAENKFKCPCHGSQYDETGKVIRGPAPLSLALCHATVQDDNIVLTPWTETDFRTGEKPWWV 179
               SCOP domains d2d2cq2 Q:12-45                   d2d2cq1 Q:46-179 ISP subunit from the cytochrome b6f complex, soluble domain                                                           SCOP domains
               CATH domains ------------------------------------2d2cQ02 Q:48-179 'Rieske'-like iron-sulphur domains                                                                                  CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author ......hhhhhhhhhhhhhhhhhhhhhhhhh......................hhhhh........eee.........eee....................................................................................... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                PROSITE (2) -------------------------------------------------RIESKE  PDB: Q:61-162 UniProt: 61-162                                                                 ----------------- PROSITE (2)
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 2d2c Q  12 DMGRRQFMNLLAFGTVTGVALGALYPLVKYFIPPSGGAVGGGTTAKDKLGNNVKVSKFLESHNAGDRVLVQGLKGDPTYIVVESKEAIRDYGINAVCTHLGCVVPWNAAENKFKCPCHGSQYDETGRVIRGPAPLSLALCHATVQDDNIVLTPWTETDFRTGEKPWWV 179
                                    21        31        41        51        61        71        81        91       101       111       121       131       141       151       161       171        

Chain R from PDB  Type:PROTEIN  Length:32
 aligned with PETL_MASLA | P83795 from UniProtKB/Swiss-Prot  Length:32

    Alignment length:32
                                    10        20        30  
           PETL_MASLA     1 MILGAVFYIVFIALFFGIAVGIIFAIKSIKLI  32
               SCOP domains d2d2cr1 R:1-32                   SCOP domains
               CATH domains -------------------------------- CATH domains
               Pfam domains -------------------------------- Pfam domains
         Sec.struct. author hhhhhhhhh.hhhhhh................ Sec.struct. author
                 SAPs(SNPs) -------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------- PROSITE
                 Transcript -------------------------------- Transcript
                 2d2c R   1 MILGAVFYIVFIALFFGIAVGIIFAIKSIKLI  32
                                    10        20        30  

Chain S from PDB  Type:PROTEIN  Length:35
 aligned with PETM_MASLA | P83796 from UniProtKB/Swiss-Prot  Length:35

    Alignment length:35
                                    10        20        30     
           PETM_MASLA     1 MTEEMLYAALLSFGLIFVGWGLGVLLLKIQGAEKE  35
               SCOP domains d2d2cs1 S:2-36                      SCOP domains
               CATH domains ----------------------------------- CATH domains
               Pfam domains ----------------------------------- Pfam domains
         Sec.struct. author .hhhhhhhhhhhhhhhhhhhhhhhhh......... Sec.struct. author
                 SAPs(SNPs) ----------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------- PROSITE
                 Transcript ----------------------------------- Transcript
                 2d2c S   2 MTEEMLYAALLSFGLIFVGWGLGVLLLKIQGAEKE  36
                                    11        21        31     

Chain T from PDB  Type:PROTEIN  Length:27
 aligned with PETG_MASLA | P83797 from UniProtKB/Swiss-Prot  Length:37

    Alignment length:27
                                    18        28       
           PETG_MASLA     9 LVLGLVFATLGGLFYAAYQQYKRPNEL  35
               SCOP domains d2d2ct1 T:4-30              SCOP domains
               CATH domains --------------------------- CATH domains
               Pfam domains --------------------------- Pfam domains
         Sec.struct. author ......hhhhhh.hhhhhhh....... Sec.struct. author
                 SAPs(SNPs) --------------------------- SAPs(SNPs)
                    PROSITE --------------------------- PROSITE
                 Transcript --------------------------- Transcript
                 2d2c T   4 LVLGLVFATLGGLFYAAYQQYKRPNEL  30
                                    13        23       

Chain U from PDB  Type:PROTEIN  Length:27
 aligned with PETN_MASLA | P83798 from UniProtKB/Swiss-Prot  Length:29

    Alignment length:27
                                    12        22       
           PETN_MASLA     3 IDVLGWVALLVVFTWSIAMVVWGRNGL  29
               SCOP domains d2d2cu1 U:1-27              SCOP domains
               CATH domains --------------------------- CATH domains
               Pfam domains --------------------------- Pfam domains
         Sec.struct. author ..hhhhhhhhhhhhhhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) --------------------------- SAPs(SNPs)
                    PROSITE --------------------------- PROSITE
                 Transcript --------------------------- Transcript
                 2d2c U   1 IDVLGWVALLVVFTWSIAMVVWGRNGL  27
                                    10        20       

   Legend:   → Mismatch (orange background)
  - → Gap (green background, '-', border residues have a numbering label)
    → Modified Residue (blue background, lower-case, 'x' indicates undefined single-letter code, labelled with number + name)
  x → Chemical Group (purple background, 'x', labelled with number + name, e.g. ACE or NH2)
  extra numbering lines below/above indicate numbering irregularities and modified residue names etc., number ends below/above '|'

 Classification and Annotation

(-) SCOP Domains  (8, 16)

Asymmetric/Biological Unit

(-) CATH Domains  (7, 14)

Asymmetric/Biological Unit
(-)
Class: Mainly Beta (13760)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 2D2C)

(-) Gene Ontology  (23, 85)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A,N   (CYB6_MASLA | P83791)
molecular function
    GO:0009055    electron carrier activity    Any molecular entity that serves as an electron acceptor and electron donor in an electron transport chain. An electron transport chain is a process in which a series of electron carriers operate together to transfer electrons from donors to any of several different terminal electron acceptors to generate a transmembrane electrochemical gradient.
    GO:0045158    electron transporter, transferring electrons within cytochrome b6/f complex of photosystem II activity    Enables the directed movement of electrons within the cytochrome b6/f complex of photosystem II.
    GO:0020037    heme binding    Interacting selectively and non-covalently with heme, any compound of iron complexed in a porphyrin (tetrapyrrole) ring.
    GO:0005506    iron ion binding    Interacting selectively and non-covalently with iron (Fe) ions.
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.
    GO:0016491    oxidoreductase activity    Catalysis of an oxidation-reduction (redox) reaction, a reversible chemical reaction in which the oxidation state of an atom or atoms within a molecule is altered. One substrate acts as a hydrogen or electron donor and becomes oxidized, while the other acts as hydrogen or electron acceptor and becomes reduced.
biological process
    GO:0022900    electron transport chain    A process in which a series of electron carriers operate together to transfer electrons from donors to any of several different terminal electron acceptors to generate a transmembrane electrochemical gradient.
    GO:0055114    oxidation-reduction process    A metabolic process that results in the removal or addition of one or more electrons to or from a substance, with or without the concomitant removal or addition of a proton or protons.
    GO:0015979    photosynthesis    The synthesis by organisms of organic chemical compounds, especially carbohydrates, from carbon dioxide (CO2) using energy obtained from light rather than from the oxidation of chemical compounds.
    GO:0022904    respiratory electron transport chain    A process in which a series of electron carriers operate together to transfer electrons from donors such as NADH and FADH2 to any of several different terminal electron acceptors to generate a transmembrane electrochemical gradient.
cellular component
    GO:0016021    integral component of membrane    The component of a membrane consisting of the gene products and protein complexes having at least some part of their peptide sequence embedded in the hydrophobic region of the membrane.
    GO:0016020    membrane    A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it.
    GO:0009579    thylakoid    A membranous cellular structure that bears the photosynthetic pigments in plants, algae, and cyanobacteria. In cyanobacteria thylakoids are of various shapes and are attached to, or continuous with, the plasma membrane. In eukaryotes they are flattened, membrane-bounded disk-like structures located in the chloroplasts; in the chloroplasts of higher plants the thylakoids form dense stacks called grana. Isolated thylakoid preparations can carry out photosynthetic electron transport and the associated phosphorylation.
    GO:0042651    thylakoid membrane    The pigmented membrane of any thylakoid.

Chain B,O   (PETD_MASLA | P83792)
molecular function
    GO:0009055    electron carrier activity    Any molecular entity that serves as an electron acceptor and electron donor in an electron transport chain. An electron transport chain is a process in which a series of electron carriers operate together to transfer electrons from donors to any of several different terminal electron acceptors to generate a transmembrane electrochemical gradient.
    GO:0045158    electron transporter, transferring electrons within cytochrome b6/f complex of photosystem II activity    Enables the directed movement of electrons within the cytochrome b6/f complex of photosystem II.
    GO:0045156    electron transporter, transferring electrons within the cyclic electron transport pathway of photosynthesis activity    Enables the directed movement of electrons within the cyclic electron transport pathway of photosynthesis.
    GO:0016491    oxidoreductase activity    Catalysis of an oxidation-reduction (redox) reaction, a reversible chemical reaction in which the oxidation state of an atom or atoms within a molecule is altered. One substrate acts as a hydrogen or electron donor and becomes oxidized, while the other acts as hydrogen or electron acceptor and becomes reduced.
biological process
    GO:0055114    oxidation-reduction process    A metabolic process that results in the removal or addition of one or more electrons to or from a substance, with or without the concomitant removal or addition of a proton or protons.
    GO:0015979    photosynthesis    The synthesis by organisms of organic chemical compounds, especially carbohydrates, from carbon dioxide (CO2) using energy obtained from light rather than from the oxidation of chemical compounds.
    GO:0009767    photosynthetic electron transport chain    A process, occurring as part of photosynthesis, in which light provides the energy for a series of electron carriers to operate together to transfer electrons and generate a transmembrane electrochemical gradient.
cellular component
    GO:0016021    integral component of membrane    The component of a membrane consisting of the gene products and protein complexes having at least some part of their peptide sequence embedded in the hydrophobic region of the membrane.
    GO:0016020    membrane    A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it.
    GO:0009579    thylakoid    A membranous cellular structure that bears the photosynthetic pigments in plants, algae, and cyanobacteria. In cyanobacteria thylakoids are of various shapes and are attached to, or continuous with, the plasma membrane. In eukaryotes they are flattened, membrane-bounded disk-like structures located in the chloroplasts; in the chloroplasts of higher plants the thylakoids form dense stacks called grana. Isolated thylakoid preparations can carry out photosynthetic electron transport and the associated phosphorylation.
    GO:0042651    thylakoid membrane    The pigmented membrane of any thylakoid.

Chain C,P   (CYF_MASLA | P83793)
molecular function
    GO:0009055    electron carrier activity    Any molecular entity that serves as an electron acceptor and electron donor in an electron transport chain. An electron transport chain is a process in which a series of electron carriers operate together to transfer electrons from donors to any of several different terminal electron acceptors to generate a transmembrane electrochemical gradient.
    GO:0020037    heme binding    Interacting selectively and non-covalently with heme, any compound of iron complexed in a porphyrin (tetrapyrrole) ring.
    GO:0005506    iron ion binding    Interacting selectively and non-covalently with iron (Fe) ions.
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.
biological process
    GO:0055114    oxidation-reduction process    A metabolic process that results in the removal or addition of one or more electrons to or from a substance, with or without the concomitant removal or addition of a proton or protons.
    GO:0015979    photosynthesis    The synthesis by organisms of organic chemical compounds, especially carbohydrates, from carbon dioxide (CO2) using energy obtained from light rather than from the oxidation of chemical compounds.
cellular component
    GO:0016021    integral component of membrane    The component of a membrane consisting of the gene products and protein complexes having at least some part of their peptide sequence embedded in the hydrophobic region of the membrane.
    GO:0031361    integral component of thylakoid membrane    The component of the thylakoid membrane consisting of the gene products having at least some part of their peptide sequence embedded in the hydrophobic region of the membrane.
    GO:0016020    membrane    A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it.
    GO:0009579    thylakoid    A membranous cellular structure that bears the photosynthetic pigments in plants, algae, and cyanobacteria. In cyanobacteria thylakoids are of various shapes and are attached to, or continuous with, the plasma membrane. In eukaryotes they are flattened, membrane-bounded disk-like structures located in the chloroplasts; in the chloroplasts of higher plants the thylakoids form dense stacks called grana. Isolated thylakoid preparations can carry out photosynthetic electron transport and the associated phosphorylation.
    GO:0042651    thylakoid membrane    The pigmented membrane of any thylakoid.

Chain D,Q   (UCRI_MASLA | P83794)
molecular function
    GO:0051537    2 iron, 2 sulfur cluster binding    Interacting selectively and non-covalently with a 2 iron, 2 sulfur (2Fe-2S) cluster; this cluster consists of two iron atoms, with two inorganic sulfur atoms found between the irons and acting as bridging ligands.
    GO:0045158    electron transporter, transferring electrons within cytochrome b6/f complex of photosystem II activity    Enables the directed movement of electrons within the cytochrome b6/f complex of photosystem II.
    GO:0051536    iron-sulfur cluster binding    Interacting selectively and non-covalently with an iron-sulfur cluster, a combination of iron and sulfur atoms.
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.
    GO:0016491    oxidoreductase activity    Catalysis of an oxidation-reduction (redox) reaction, a reversible chemical reaction in which the oxidation state of an atom or atoms within a molecule is altered. One substrate acts as a hydrogen or electron donor and becomes oxidized, while the other acts as hydrogen or electron acceptor and becomes reduced.
    GO:0016679    oxidoreductase activity, acting on diphenols and related substances as donors    Catalysis of an oxidation-reduction (redox) reaction in which a diphenol or related substance acts as a hydrogen or electron donor and reduces a hydrogen or electron acceptor.
    GO:0009496    plastoquinol--plastocyanin reductase activity    Catalysis of the reaction: 2 H(+)[side 1] + 2 oxidized plastocyanin + plastoquinol-1 = 2 H(+)[side 2] + 2 reduced plastocyanin + plastoquinone. This reaction involves the concomitant transfer of 2 H+ ions across a membrane.
biological process
    GO:0055114    oxidation-reduction process    A metabolic process that results in the removal or addition of one or more electrons to or from a substance, with or without the concomitant removal or addition of a proton or protons.
    GO:0015979    photosynthesis    The synthesis by organisms of organic chemical compounds, especially carbohydrates, from carbon dioxide (CO2) using energy obtained from light rather than from the oxidation of chemical compounds.
cellular component
    GO:0016021    integral component of membrane    The component of a membrane consisting of the gene products and protein complexes having at least some part of their peptide sequence embedded in the hydrophobic region of the membrane.
    GO:0016020    membrane    A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it.
    GO:0009579    thylakoid    A membranous cellular structure that bears the photosynthetic pigments in plants, algae, and cyanobacteria. In cyanobacteria thylakoids are of various shapes and are attached to, or continuous with, the plasma membrane. In eukaryotes they are flattened, membrane-bounded disk-like structures located in the chloroplasts; in the chloroplasts of higher plants the thylakoids form dense stacks called grana. Isolated thylakoid preparations can carry out photosynthetic electron transport and the associated phosphorylation.
    GO:0042651    thylakoid membrane    The pigmented membrane of any thylakoid.

Chain E,R   (PETL_MASLA | P83795)
molecular function
    GO:0009055    electron carrier activity    Any molecular entity that serves as an electron acceptor and electron donor in an electron transport chain. An electron transport chain is a process in which a series of electron carriers operate together to transfer electrons from donors to any of several different terminal electron acceptors to generate a transmembrane electrochemical gradient.
    GO:0045158    electron transporter, transferring electrons within cytochrome b6/f complex of photosystem II activity    Enables the directed movement of electrons within the cytochrome b6/f complex of photosystem II.
biological process
    GO:0055114    oxidation-reduction process    A metabolic process that results in the removal or addition of one or more electrons to or from a substance, with or without the concomitant removal or addition of a proton or protons.
    GO:0015979    photosynthesis    The synthesis by organisms of organic chemical compounds, especially carbohydrates, from carbon dioxide (CO2) using energy obtained from light rather than from the oxidation of chemical compounds.
cellular component
    GO:0009512    cytochrome b6f complex    Complex that transfers electrons from reduced plastoquinone to oxidized plastocyanin and translocates protons from the stroma to the lumen. The complex contains a core structure of three catalytic subunits: cytochrome b, the Rieske iron sulfur protein (ISP), and cytochrome f, which are arranged in an integral membrane-bound dimeric complex; additional subunits are present, and vary among different species.
    GO:0016021    integral component of membrane    The component of a membrane consisting of the gene products and protein complexes having at least some part of their peptide sequence embedded in the hydrophobic region of the membrane.
    GO:0016020    membrane    A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it.
    GO:0009579    thylakoid    A membranous cellular structure that bears the photosynthetic pigments in plants, algae, and cyanobacteria. In cyanobacteria thylakoids are of various shapes and are attached to, or continuous with, the plasma membrane. In eukaryotes they are flattened, membrane-bounded disk-like structures located in the chloroplasts; in the chloroplasts of higher plants the thylakoids form dense stacks called grana. Isolated thylakoid preparations can carry out photosynthetic electron transport and the associated phosphorylation.
    GO:0042651    thylakoid membrane    The pigmented membrane of any thylakoid.

Chain F,S   (PETM_MASLA | P83796)
molecular function
    GO:0009055    electron carrier activity    Any molecular entity that serves as an electron acceptor and electron donor in an electron transport chain. An electron transport chain is a process in which a series of electron carriers operate together to transfer electrons from donors to any of several different terminal electron acceptors to generate a transmembrane electrochemical gradient.
biological process
    GO:0055114    oxidation-reduction process    A metabolic process that results in the removal or addition of one or more electrons to or from a substance, with or without the concomitant removal or addition of a proton or protons.
    GO:0015979    photosynthesis    The synthesis by organisms of organic chemical compounds, especially carbohydrates, from carbon dioxide (CO2) using energy obtained from light rather than from the oxidation of chemical compounds.
cellular component
    GO:0009512    cytochrome b6f complex    Complex that transfers electrons from reduced plastoquinone to oxidized plastocyanin and translocates protons from the stroma to the lumen. The complex contains a core structure of three catalytic subunits: cytochrome b, the Rieske iron sulfur protein (ISP), and cytochrome f, which are arranged in an integral membrane-bound dimeric complex; additional subunits are present, and vary among different species.
    GO:0016021    integral component of membrane    The component of a membrane consisting of the gene products and protein complexes having at least some part of their peptide sequence embedded in the hydrophobic region of the membrane.
    GO:0016020    membrane    A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it.
    GO:0009579    thylakoid    A membranous cellular structure that bears the photosynthetic pigments in plants, algae, and cyanobacteria. In cyanobacteria thylakoids are of various shapes and are attached to, or continuous with, the plasma membrane. In eukaryotes they are flattened, membrane-bounded disk-like structures located in the chloroplasts; in the chloroplasts of higher plants the thylakoids form dense stacks called grana. Isolated thylakoid preparations can carry out photosynthetic electron transport and the associated phosphorylation.
    GO:0042651    thylakoid membrane    The pigmented membrane of any thylakoid.

Chain G,T   (PETG_MASLA | P83797)
molecular function
    GO:0045158    electron transporter, transferring electrons within cytochrome b6/f complex of photosystem II activity    Enables the directed movement of electrons within the cytochrome b6/f complex of photosystem II.
biological process
    GO:0017004    cytochrome complex assembly    The aggregation, arrangement and bonding together of a cytochrome complex. A cytochrome complex is a protein complex in which at least one of the proteins is a cytochrome, i.e. a heme-containing protein involved in catalysis of redox reactions.
    GO:0055114    oxidation-reduction process    A metabolic process that results in the removal or addition of one or more electrons to or from a substance, with or without the concomitant removal or addition of a proton or protons.
    GO:0015979    photosynthesis    The synthesis by organisms of organic chemical compounds, especially carbohydrates, from carbon dioxide (CO2) using energy obtained from light rather than from the oxidation of chemical compounds.
cellular component
    GO:0009512    cytochrome b6f complex    Complex that transfers electrons from reduced plastoquinone to oxidized plastocyanin and translocates protons from the stroma to the lumen. The complex contains a core structure of three catalytic subunits: cytochrome b, the Rieske iron sulfur protein (ISP), and cytochrome f, which are arranged in an integral membrane-bound dimeric complex; additional subunits are present, and vary among different species.
    GO:0016021    integral component of membrane    The component of a membrane consisting of the gene products and protein complexes having at least some part of their peptide sequence embedded in the hydrophobic region of the membrane.
    GO:0016020    membrane    A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it.
    GO:0009579    thylakoid    A membranous cellular structure that bears the photosynthetic pigments in plants, algae, and cyanobacteria. In cyanobacteria thylakoids are of various shapes and are attached to, or continuous with, the plasma membrane. In eukaryotes they are flattened, membrane-bounded disk-like structures located in the chloroplasts; in the chloroplasts of higher plants the thylakoids form dense stacks called grana. Isolated thylakoid preparations can carry out photosynthetic electron transport and the associated phosphorylation.
    GO:0042651    thylakoid membrane    The pigmented membrane of any thylakoid.

Chain H,U   (PETN_MASLA | P83798)
molecular function
    GO:0009055    electron carrier activity    Any molecular entity that serves as an electron acceptor and electron donor in an electron transport chain. An electron transport chain is a process in which a series of electron carriers operate together to transfer electrons from donors to any of several different terminal electron acceptors to generate a transmembrane electrochemical gradient.
    GO:0045158    electron transporter, transferring electrons within cytochrome b6/f complex of photosystem II activity    Enables the directed movement of electrons within the cytochrome b6/f complex of photosystem II.
biological process
    GO:0017004    cytochrome complex assembly    The aggregation, arrangement and bonding together of a cytochrome complex. A cytochrome complex is a protein complex in which at least one of the proteins is a cytochrome, i.e. a heme-containing protein involved in catalysis of redox reactions.
    GO:0055114    oxidation-reduction process    A metabolic process that results in the removal or addition of one or more electrons to or from a substance, with or without the concomitant removal or addition of a proton or protons.
    GO:0015979    photosynthesis    The synthesis by organisms of organic chemical compounds, especially carbohydrates, from carbon dioxide (CO2) using energy obtained from light rather than from the oxidation of chemical compounds.
cellular component
    GO:0009512    cytochrome b6f complex    Complex that transfers electrons from reduced plastoquinone to oxidized plastocyanin and translocates protons from the stroma to the lumen. The complex contains a core structure of three catalytic subunits: cytochrome b, the Rieske iron sulfur protein (ISP), and cytochrome f, which are arranged in an integral membrane-bound dimeric complex; additional subunits are present, and vary among different species.
    GO:0016021    integral component of membrane    The component of a membrane consisting of the gene products and protein complexes having at least some part of their peptide sequence embedded in the hydrophobic region of the membrane.
    GO:0016020    membrane    A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it.
    GO:0009579    thylakoid    A membranous cellular structure that bears the photosynthetic pigments in plants, algae, and cyanobacteria. In cyanobacteria thylakoids are of various shapes and are attached to, or continuous with, the plasma membrane. In eukaryotes they are flattened, membrane-bounded disk-like structures located in the chloroplasts; in the chloroplasts of higher plants the thylakoids form dense stacks called grana. Isolated thylakoid preparations can carry out photosynthetic electron transport and the associated phosphorylation.
    GO:0042651    thylakoid membrane    The pigmented membrane of any thylakoid.

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 Related Entries

(-) Entries Sharing at Least One Protein Chain (UniProt ID)

UniProtKB/Swiss-Prot
        CYB6_MASLA | P837911vf5 2e74 2e75 2e76 4h0l 4h13 4i7z 4pv1
        CYF_MASLA | P837931vf5 2e74 2e75 2e76 4h0l 4h13 4i7z 4pv1
        PETD_MASLA | P837921vf5 2e74 2e75 2e76 4h0l 4h13 4i7z 4pv1
        PETG_MASLA | P837971vf5 2e74 2e75 2e76 4h0l 4h13 4i7z 4pv1
        PETL_MASLA | P837951vf5 2e74 2e75 2e76 4h0l 4h13 4i7z 4pv1
        PETM_MASLA | P837961vf5 2e74 2e75 2e76 4h0l 4h13 4i7z 4pv1
        PETN_MASLA | P837981vf5 2e74 2e75 2e76 4h0l 4h13 4i7z 4pv1
        UCRI_MASLA | P837941vf5 2e74 2e75 2e76 4h0l 4h13 4i7z 4pv1

(-) Related Entries Specified in the PDB File

1q90 1vf5 2e74 2e75 2e76 2zt9 4h0l 4h13 4h44 4i7z 4icj 4ogq