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(-) Description

Title :  CRYSTAL STRUCTURE OF THE DI-TETRAHEME CYTOCHROME C3 FROM DESULFOVIBRIO GIGAS AT 1.2 ANGSTROM RESOLUTION
 
Authors :  D. Aragao, C. Frazao, L. Sieker, G. M. Sheldrick, J. Legall, M. A. Carron
Date :  29 Apr 02  (Deposition) - 24 May 02  (Release) - 29 Mar 17  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.20
Chains :  Asym./Biol. Unit :  A,B
Keywords :  Electron Transport, Cytochrome C3, Di-Tetraheme, Ab Initio, Electron Transfer (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  D. Aragao, C. Frazao, L. Sieker, G. M. Sheldrick, J. Legall, M. A. Carrondo
Structure Of Dimeric Cytochrome C3 From Desulfovibrio Gigas At 1. 2 A Resolution
Acta Crystallogr. , Sect. D V. 59 644 2003
PubMed-ID: 12657783  |  Reference-DOI: 10.1107/S090744490300194X
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - CYTOCHROME C3, A DIMERIC CLASS III C-TYPE CYTOCHROME
    ChainsA, B
    Organism ScientificDESULFOVIBRIO GIGAS
    Organism Taxid879
    SynonymDIMERIC CYTOCHROME C3

 Structural Features

(-) Chains, Units

  12
Asymmetric/Biological Unit AB

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (2, 10)

Asymmetric/Biological Unit (2, 10)
No.NameCountTypeFull Name
1GOL2Ligand/IonGLYCEROL
2HEC8Ligand/IonHEME C

(-) Sites  (10, 10)

Asymmetric Unit (10, 10)
No.NameEvidenceResiduesDescription
01AC1SOFTWARELEU A:1 , MET A:26 , HIS A:28 , HIS A:31 , VAL A:34 , SER A:35 , CYS A:36 , CYS A:39 , HIS A:40 , PHE A:49 , LYS A:51 , CYS A:52 , HEC A:113 , HOH A:2122 , HOH A:2123 , HOH A:2124 , HOH A:2125 , HOH A:2126 , PHE B:43BINDING SITE FOR RESIDUE HEC A 111
02AC2SOFTWARECYS A:39 , HIS A:40 , HIS A:41 , MET A:42 , GLN A:50 , CYS A:52 , CYS A:55 , HIS A:56 , GLU A:65 , ARG A:66 , LYS A:70 , ALA A:71 , SER A:74 , ILE A:78 , SER A:79 , HOH A:2127 , HOH A:2128 , HOH A:2129 , HOH A:2130 , HOH A:2131 , ARG B:20 , LEU B:100BINDING SITE FOR RESIDUE HEC A 112
03AC3SOFTWAREILE A:9 , LYS A:30 , HIS A:31 , CYS A:39 , GLU A:77 , ILE A:78 , SER A:79 , CYS A:80 , CYS A:83 , HIS A:84 , MET A:87 , GLN A:93 , THR A:94 , GLY A:95 , PRO A:96 , HEC A:111 , HOH A:2132 , HOH A:2133 , HOH A:2134 , HOH A:2136BINDING SITE FOR RESIDUE HEC A 113
04AC4SOFTWAREILE A:9 , HIS A:18 , PHE A:21 , GLY A:22 , LYS A:23 , VAL A:24 , ARG A:59 , ARG A:62 , PHE A:68 , TYR A:69 , TRP A:72 , HIS A:73 , CYS A:80 , ARG A:81 , HIS A:84 , PRO A:96 , ILE A:97 , GLY A:98 , CYS A:99 , CYS A:103 , HIS A:104 , HOH A:2137 , HOH A:2138 , HOH A:2139 , GLN B:50BINDING SITE FOR RESIDUE HEC A 114
05AC5SOFTWARELEU A:1 , ASP B:2 , VAL B:3 , ILE B:9 , MET B:26 , HIS B:28 , HIS B:31 , VAL B:34 , SER B:35 , CYS B:36 , CYS B:39 , HIS B:40 , PHE B:49 , LYS B:51 , CYS B:52 , HEC B:113 , HOH B:2127 , HOH B:2128 , HOH B:2129 , HOH B:2130 , HOH B:2131BINDING SITE FOR RESIDUE HEC B 111
06AC6SOFTWAREARG A:20 , LEU A:100 , CYS B:39 , HIS B:40 , HIS B:41 , MET B:42 , CYS B:52 , CYS B:55 , HIS B:56 , GLU B:65 , ARG B:66 , LYS B:70 , ALA B:71 , SER B:74 , ILE B:78 , SER B:79 , GOL B:115 , HOH B:2132 , HOH B:2133BINDING SITE FOR RESIDUE HEC B 112
07AC7SOFTWARELYS B:30 , HIS B:31 , CYS B:39 , ILE B:78 , SER B:79 , CYS B:80 , CYS B:83 , HIS B:84 , MET B:87 , THR B:94 , GLY B:95 , PRO B:96 , HEC B:111 , HOH B:2134 , HOH B:2135BINDING SITE FOR RESIDUE HEC B 113
08AC8SOFTWAREGLN A:50 , ILE B:9 , ALA B:11 , PHE B:21 , GLY B:22 , LYS B:23 , VAL B:24 , ARG B:59 , PHE B:68 , TYR B:69 , TRP B:72 , HIS B:73 , CYS B:80 , ARG B:81 , HIS B:84 , PRO B:96 , ILE B:97 , GLY B:98 , CYS B:99 , CYS B:103 , HIS B:104 , HOH B:2025 , HOH B:2136 , HOH B:2137BINDING SITE FOR RESIDUE HEC B 114
09AC9SOFTWAREPHE A:21 , ARG A:62 , MET B:42 , GLN B:50 , HEC B:112 , GOL B:116 , HOH B:2064 , HOH B:2067 , HOH B:2069 , HOH B:2138BINDING SITE FOR RESIDUE GOL B 115
10BC1SOFTWARECYS A:5 , HIS A:18 , ARG A:32 , ARG A:62 , ASP B:44 , CYS B:46 , GOL B:115 , HOH B:2139 , HOH B:2140 , HOH B:2141BINDING SITE FOR RESIDUE GOL B 116

(-) SS Bonds  (2, 2)

Asymmetric/Biological Unit
No.Residues
1A:5 -B:46
2A:46 -B:5

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 1GYO)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 1GYO)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 1GYO)

(-) Exons   (0, 0)

(no "Exon" information available for 1GYO)

(-) 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:106
 aligned with Q9R638_DESGI | Q9R638 from UniProtKB/TrEMBL  Length:109

    Alignment length:106
                                    10        20        30        40        50        60        70        80        90       100      
         Q9R638_DESGI     1 LDVPCKVVITAPEGEDPHPRFGKVEMSHAKHRNVSCVSCHHMFDGCGDFQKCADCHIDRDDRSYERGFYKAWHSESEISCRGCHKAMKAKNEQTGPIGCLQGCHEA 106
               SCOP domains d1gyoa_ A: Cytochrome c3                                                                                   SCOP domains
               CATH domains 1gyoA00 A:1-106 Cytochrome C3                                                                              CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author eee.eeeee..............eeeee......hhhhhh.....eeee.hhhhh...........hhhhhhh.....hhhhhhhhhhhh................ Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------- Transcript
                 1gyo A   1 LDVPCKVVITAPEGEDPHPRFGKVEMSHAKHRNVSCVSCHHMFDGCGDFQKCADCHIDRDDRSYERGFYKAWHSESEISCRGCHKAMKAKNEQTGPIGCLQGCHEA 106
                                    10        20        30        40        50        60        70        80        90       100      

Chain B from PDB  Type:PROTEIN  Length:106
 aligned with Q9R638_DESGI | Q9R638 from UniProtKB/TrEMBL  Length:109

    Alignment length:106
                                    10        20        30        40        50        60        70        80        90       100      
         Q9R638_DESGI     1 LDVPCKVVITAPEGEDPHPRFGKVEMSHAKHRNVSCVSCHHMFDGCGDFQKCADCHIDRDDRSYERGFYKAWHSESEISCRGCHKAMKAKNEQTGPIGCLQGCHEA 106
               SCOP domains d1gyob_ B: Cytochrome c3                                                                                   SCOP domains
               CATH domains 1gyoB00 B:1-106 Cytochrome C3                                                                              CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .ee.eeeeee............eeeeee......hhhhhh......eee.hhhhh...........hhhhhhhh....hhhhhhhhhhhh................ Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------- Transcript
                 1gyo B   1 LDVPCKVVITAPEGEDPHPRFGKVEMSHAKHRNVSCVSCHHMFDGCGDFQKCADCHIDRDDRSYERGFYKAWHSESEISCRGCHKAMKAKNEQTGPIGCLQGCHEA 106
                                    10        20        30        40        50        60        70        80        90       100      

   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  (1, 2)

Asymmetric/Biological Unit

(-) CATH Domains  (1, 2)

Asymmetric/Biological Unit
(-)
Class: Alpha Beta (26913)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 1GYO)

(-) Gene Ontology  (3, 3)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A,B   (Q9R638_DESGI | Q9R638)
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:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.

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