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(-) Description

Title :  CRYSTAL STRUCTURE OF THE SEC23-SAR1 COMPLEX
 
Authors :  X. Bi, R. A. Corpina, J. Goldberg
Date :  24 Jun 02  (Deposition) - 20 Sep 02  (Release) - 13 Jul 11  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.50
Chains :  Asym. Unit :  A,B,C,D
Biol. Unit 1:  A,B,C,D  (1x)
Biol. Unit 2:  C,D  (1x)
Biol. Unit 3:  A,B  (1x)
Keywords :  Zinc-Finger, Beta Barrel, Vwa Domain, Gelsolin Domain, , Protein Transport-Signaling Protein Complex (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  X. Bi, R. A. Corpina, J. Goldberg
Structure Of The Sec23/24-Sar1 Pre-Budding Complex Of The Copii Vesicle Coat
Nature V. 419 271 2002
PubMed-ID: 12239560  |  Reference-DOI: 10.1038/NATURE01040

(-) Compounds

Molecule 1 - PROTEIN TRANSPORT PROTEIN SEC23
    ChainsA, C
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System Taxid562
    GeneSEC23
    Organism CommonBAKER'S YEAST
    Organism ScientificSACCHAROMYCES CEREVISIAE
    Organism Taxid4932
    SynonymSEC23
 
Molecule 2 - GTP-BINDING PROTEIN SAR1
    ChainsB, D
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System Taxid562
    GeneSAR1
    Organism CommonBAKER'S YEAST
    Organism ScientificSACCHAROMYCES CEREVISIAE
    Organism Taxid4932
    SynonymSAR1P, A GTP-BINDING PROTEIN;
GTP BINDING PROTEIN SAR1P

 Structural Features

(-) Chains, Units

  1234
Asymmetric Unit ABCD
Biological Unit 1 (1x)ABCD
Biological Unit 2 (1x)  CD
Biological Unit 3 (1x)AB  

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (3, 6)

Asymmetric Unit (3, 6)
No.NameCountTypeFull Name
1GNP2Ligand/IonPHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER
2MG2Ligand/IonMAGNESIUM ION
3ZN2Ligand/IonZINC ION
Biological Unit 1 (1, 2)
No.NameCountTypeFull Name
1GNP2Ligand/IonPHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER
2MG-1Ligand/IonMAGNESIUM ION
3ZN-1Ligand/IonZINC ION
Biological Unit 2 (1, 1)
No.NameCountTypeFull Name
1GNP1Ligand/IonPHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER
2MG-1Ligand/IonMAGNESIUM ION
3ZN-1Ligand/IonZINC ION
Biological Unit 3 (1, 1)
No.NameCountTypeFull Name
1GNP1Ligand/IonPHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER
2MG-1Ligand/IonMAGNESIUM ION
3ZN-1Ligand/IonZINC ION

(-) Sites  (6, 6)

Asymmetric Unit (6, 6)
No.NameEvidenceResiduesDescription
1AC1SOFTWARECYS A:56 , CYS A:61 , CYS A:80 , CYS A:83BINDING SITE FOR RESIDUE ZN A 800
2AC2SOFTWARECYS C:56 , CYS C:61 , CYS C:80 , CYS C:83BINDING SITE FOR RESIDUE ZN C 800
3AC3SOFTWARETHR B:37 , THR B:54 , GNP B:5200 , HOH B:5203 , HOH B:5211BINDING SITE FOR RESIDUE MG B 210
4AC4SOFTWARETHR D:37 , THR D:54 , GNP D:7200BINDING SITE FOR RESIDUE MG D 210
5AC5SOFTWAREARG A:722 , LEU A:746 , LEU B:31 , ASP B:32 , ASN B:33 , ALA B:34 , GLY B:35 , LYS B:36 , THR B:37 , THR B:38 , PRO B:53 , THR B:54 , GLY B:76 , ASN B:132 , LYS B:133 , ASP B:135 , SER B:172 , VAL B:173 , VAL B:174 , MG B:210 , HOH B:5203 , HOH B:5211 , HOH B:5213 , HOH B:5217 , HOH B:5221BINDING SITE FOR RESIDUE GNP B 5200
6AC6SOFTWAREARG C:722 , LEU C:746 , LEU D:31 , ASP D:32 , ASN D:33 , ALA D:34 , GLY D:35 , LYS D:36 , THR D:37 , THR D:38 , THR D:50 , PRO D:53 , THR D:54 , GLY D:76 , ASN D:132 , LYS D:133 , ASP D:135 , SER D:172 , VAL D:173 , VAL D:174 , MG D:210BINDING SITE FOR RESIDUE GNP D 7200

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 1M2O)

(-) Cis Peptide Bonds  (6, 6)

Asymmetric Unit
No.Residues
1Lys A:201 -Pro A:202
2Ala A:295 -Pro A:296
3Phe A:706 -Pro A:707
4Lys C:201 -Pro C:202
5Ala C:295 -Pro C:296
6Phe C:706 -Pro C:707

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 1M2O)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 1M2O)

(-) Exons   (2, 4)

Asymmetric Unit (2, 4)
 ENSEMBLUniProtKBPDB
No.Transcript IDExonExon IDGenome LocationLengthIDLocationLengthCountLocationLength
1.1YPL218W1YPL218W.1XVI:138697-13872428SAR1_YEAST1-10100--
1.2YPL218W2YPL218W.2XVI:138864-139408545SAR1_YEAST10-1901812B:24-190 (gaps)
D:24-188 (gaps)
167
165

2.1YPR181C1YPR181C.1XVI:899663-8973572307SEC23_YEAST1-7687682A:2-765 (gaps)
C:2-765 (gaps)
764
764

(-) Sequences/Alignments

Asymmetric 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:718
 aligned with SEC23_YEAST | P15303 from UniProtKB/Swiss-Prot  Length:768

    Alignment length:764
                                    11        21        31        41        51        61        71        81        91       101       111       121       131       141       151       161       171       181       191       201       211       221       231       241       251       261       271       281       291       301       311       321       331       341       351       361       371       381       391       401       411       421       431       441       451       461       471       481       491       501       511       521       531       541       551       561       571       581       591       601       611       621       631       641       651       661       671       681       691       701       711       721       731       741       751       761    
          SEC23_YEAST     2 DFETNEDINGVRFTWNVFPSTRSDANSNVVPVGCLYTPLKEYDELNVAPYNPVVCSGPHCKSILNPYCVIDPRNSSWSCPICNSRNHLPPQYTNLSQENMPLELQSTTIEYITNKPVTVPPIFFFVVDLTSETENLDSLKESIITSLSLLPPNALIGLITYGNVVQLHDLSSETIDRCNVFRGDREYQLEALTEMLTGQKPTGPGGAASHLPNAMNKVTPFSLNRFFLPLEQVEFKLNQLLENLSPDQWSVPAGHRPLRATGSALNIASLLLQGCYKNIPARIILFASGPGTVAPGLIVNSELKDPLRSHHDIDSDHAQHYKKACKFYNQIAQRVAANGHTVDIFAGCYDQIGMSEMKQLTDSTGGVLLLTDAFSTAIFKQSYLRLFAKDEEGYLKMAFNGNMAVKTSKDLKVQGLIGHASAVKKTDANNISESEIGIGATSTWKMASLSPYHSYAIFFEIANTAANSNPMMSAPGSADRPHLAYTQFITTYQHSSGTNRIRVTTVANQLLPFGTPAIAASFDQEAAAVLMARIAVHKAETDDGADVIRWLDRTLIKLCQKYADYNKDDPQSFRLAPNFSLYPQFTYYLRRSQFLSVFNNSPDETAFYRHIFTREDTTNSLIMIQPTLTSFSMEDDPQPVLLDSISVKPNTILLLDTFFFILIYHGEQIAQWRKAGYQDDPQYADFKALLEEPKLEAAELLVDRFPLPRFIDTEAGGSQARFLLSKLNPSDNYQDMARGGSTIVLTDDVSLQNFMTHLQQVAVS 765
               SCOP domains d1m2oa2 A:2-44,A:391-523 Sec23             d1m2oa5 A:45-119 Sec23                                                     d1m2oa3 A:120-390 Sec23                                                                                                                                                                                                                                                        d1m2oa2 A:2-44,A:391-523 Sec23                                                                                                       d1m2oa1 A:524-626 Sec23                                                                                d1m2oa4 A:627-765 Sec23                                                                                                                     SCOP domains
               CATH domains 1m2oA01 A:2-49,A:109-119,A:398-512              ----------------------------------------------   ----------1m2oA01    1m2oA03 A:120-397  [code=3.40.50.410, no name defined]                                                                                                                                                                                                                                1m2oA01 A:2-49,A:109-119,A:398-512 beta-sandwich domain of Sec23/24                                                -----------------------------------------------------------------------------------------------------------------1m2oA05 A:626-730 Severin                                                                                -           ----------------------- CATH domains
               Pfam domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author hhhhhhhhhh......eee.hhhhhhhh....eeee.......................................ee...........hhhhh.---...hhhhh..eeeee.........eeeeeee...hhhhhhhhhhhhhhhhhh.....eeeeeee..eeee........eeeeeee.....hhhhhhhhhhh....---------------....hhhhhheehhhhhhhhhhhhhh................hhhhhhhhhhhhhhhhh.....eeeeee.....................hhhhhhh....hhhhhhhhhhhhhhhhhhhh.eeeeeee.....hhhhhhhhhhhhh..........hhhhhhhhhhh...........eeeeeeeeee...eeeeeee...ee....................eeeeeee.....eeeeeee...-----------------.eeeeeeeeeeee...eeeeeeeeeeeeee...hhhhhhh.hhhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhhhhhhh.....hhhhh......hhhhhhhhhhhhh........hhhhhhhhhhhhh..hhhhhhhhhh.eeeee...........hhhhh....eeeee...eeeeeehhhhhhhhhhhhhhh..hhhhhhhhhhhhhhhhhhhhh.....eeeeee..hhhhhhhhh.....-----------........hhhhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
               Transcript 2 Exon 2.1  PDB: A:2-765 (gaps) UniProt: 1-768 [INCOMPLETE]                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    Transcript 2
                 1m2o A   2 DFETNEDINGVRFTWNVFPSTRSDANSNVVPVGCLYTPLKEYDELNVAPYNPVVCSGPHCKSILNPYCVIDPRNSSWSCPICNSRNHLPPQYTN---ENMPLELQSTTIEYITNKPVTVPPIFFFVVDLTSETENLDSLKESIITSLSLLPPNALIGLITYGNVVQLHDLSSETIDRCNVFRGDREYQLEALTEMLTGQKPT---------------VTPFSLNRFFLPLEQVEFKLNQLLENLSPDQWSVPAGHRPLRATGSALNIASLLLQGCYKNIPARIILFASGPGTVAPGLIVNSELKDPLRSHHDIDSDHAQHYKKACKFYNQIAQRVAANGHTVDIFAGCYDQIGMSEMKQLTDSTGGVLLLTDAFSTAIFKQSYLRLFAKDEEGYLKMAFNGNMAVKTSKDLKVQGLIGHASAVKKTDANNISESEIGIGATSTWKMASLSPYHSYAIFFEIANT-----------------HLAYTQFITTYQHSSGTNRIRVTTVANQLLPFGTPAIAASFDQEAAAVLMARIAVHKAETDDGADVIRWLDRTLIKLCQKYADYNKDDPQSFRLAPNFSLYPQFTYYLRRSQFLSVFNNSPDETAFYRHIFTREDTTNSLIMIQPTLTSFSMEDDPQPVLLDSISVKPNTILLLDTFFFILIYHGEQIAQWRKAGYQDDPQYADFKALLEEPKLEAAELLVDRFPLPRFIDTEAGGSQARFLLSKLNPS-----------TIVLTDDVSLQNFMTHLQQVAVS 765
                                    11        21        31        41        51        61        71        81        91   |   101       111       121       131       141       151       161       171       181       191       201 |       -       221       231       241       251       261       271       281       291       301       311       321       331       341       351       361       371       381       391       401       411       421       431       441       451       461   |     -         - |     491       501       511       521       531       541       551       561       571       581       591       601       611       621       631       641       651       661       671       681       691       701       711       721       731         - |     751       761    
                                                                                                                        95  99                                                                                                     203             219                                                                                                                                                                                                                                                   465               483                                                                                                                                                                                                                                                     731         743                      

Chain B from PDB  Type:PROTEIN  Length:164
 aligned with SAR1_YEAST | P20606 from UniProtKB/Swiss-Prot  Length:190

    Alignment length:167
                                    33        43        53        63        73        83        93       103       113       123       133       143       153       163       173       183       
           SAR1_YEAST    24 GKLLFLGLDNAGKTTLLHMLKNDRLATLQPTWHPTSEELAIGNIKFTTFDLGGHIQARRLWKDYFPEVNGIVFLVDAADPERFDEARVELDALFNIAELKDVPFVILGNKIDAPNAVSEAELRSALGLLNTTGSQRIEGQRPVEVFMCSVVMRNGYLEAFQWLSQYI 190
               SCOP domains d1m2ob_ B: SAR1                                                                                                                                                         SCOP domains
               CATH domains 1m2oB00 B:24-190 P-loop containing nucleotide triphosphate hydrolases                                                                                                   CATH domains
               Pfam domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .eeeeee....hhhhhhhhhhhh....................eeeeeee...hhhhh.hhhhhh....eeeeeee..hhhhhhhhhhhhhhhhhhhhhh...eeeeee........hhhhhhhhh.......---......eeeee.......hhhhhhhhhhh.. Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
               Transcript 1 Exon 1.2  PDB: B:24-190 (gaps) UniProt: 10-190 [INCOMPLETE]                                                                                                             Transcript 1
                 1m2o B  24 GKLLFLGLDNAGKTTLLHMLKNDRLATLQPTWHPTSEELAIGNIKFTTFDLGGHIQARRLWKDYFPEVNGIVFLVDAADPERFDEARVELDALFNIAELKDVPFVILGNKIDAPNAVSEAELRSALGLLNTTG---IEGQRPVEVFMCSVVMRNGYLEAFQWLSQYI 190
                                    33        43        53        63        73        83        93       103       113       123       133       143       153  |   |163       173       183       
                                                                                                                                                              156 160                              

Chain C from PDB  Type:PROTEIN  Length:718
 aligned with SEC23_YEAST | P15303 from UniProtKB/Swiss-Prot  Length:768

    Alignment length:764
                                    11        21        31        41        51        61        71        81        91       101       111       121       131       141       151       161       171       181       191       201       211       221       231       241       251       261       271       281       291       301       311       321       331       341       351       361       371       381       391       401       411       421       431       441       451       461       471       481       491       501       511       521       531       541       551       561       571       581       591       601       611       621       631       641       651       661       671       681       691       701       711       721       731       741       751       761    
          SEC23_YEAST     2 DFETNEDINGVRFTWNVFPSTRSDANSNVVPVGCLYTPLKEYDELNVAPYNPVVCSGPHCKSILNPYCVIDPRNSSWSCPICNSRNHLPPQYTNLSQENMPLELQSTTIEYITNKPVTVPPIFFFVVDLTSETENLDSLKESIITSLSLLPPNALIGLITYGNVVQLHDLSSETIDRCNVFRGDREYQLEALTEMLTGQKPTGPGGAASHLPNAMNKVTPFSLNRFFLPLEQVEFKLNQLLENLSPDQWSVPAGHRPLRATGSALNIASLLLQGCYKNIPARIILFASGPGTVAPGLIVNSELKDPLRSHHDIDSDHAQHYKKACKFYNQIAQRVAANGHTVDIFAGCYDQIGMSEMKQLTDSTGGVLLLTDAFSTAIFKQSYLRLFAKDEEGYLKMAFNGNMAVKTSKDLKVQGLIGHASAVKKTDANNISESEIGIGATSTWKMASLSPYHSYAIFFEIANTAANSNPMMSAPGSADRPHLAYTQFITTYQHSSGTNRIRVTTVANQLLPFGTPAIAASFDQEAAAVLMARIAVHKAETDDGADVIRWLDRTLIKLCQKYADYNKDDPQSFRLAPNFSLYPQFTYYLRRSQFLSVFNNSPDETAFYRHIFTREDTTNSLIMIQPTLTSFSMEDDPQPVLLDSISVKPNTILLLDTFFFILIYHGEQIAQWRKAGYQDDPQYADFKALLEEPKLEAAELLVDRFPLPRFIDTEAGGSQARFLLSKLNPSDNYQDMARGGSTIVLTDDVSLQNFMTHLQQVAVS 765
               SCOP domains d1m2oc2 C:2-44,C:391-523 Sec23             d1m2oc5 C:45-119 Sec23                                                     d1m2oc3 C:120-390 Sec23                                                                                                                                                                                                                                                        d1m2oc2 C:2-44,C:391-523 Sec23                                                                                                       d1m2oc1 C:524-626 Sec23                                                                                d1m2oc4 C:627-765 Sec23                                                                                                                     SCOP domains
               CATH domains 1m2oC01 C:2-49,C:109-119,C:398-512              ----------------------------------------------   ----------1m2oC01    1m2oC03 C:120-397  [code=3.40.50.410, no name defined]                                                                                                                                                                                                                                1m2oC01 C:2-49,C:109-119,C:398-512 beta-sandwich domain of Sec23/24                                                -----------------------------------------------------------------------------------------------------------------1m2oC05 C:626-730 Severin                                                                                -           ----------------------- CATH domains
           Pfam domains (1) --------------------------------------------------zf-Sec23_Sec24-1m2oC07 C:52-93            --   --------------------Sec23_trunk-1m2oC09 C:119-388                                                                                                                                                                                                                                                 ----------Sec23_BS-1m2oC03 C:399-512                                                                                        ------------Sec23_helical-1m2oC05 C:525-625                                                                      ---------Gelsolin-1m2oC01 C:635-724                                                                -------           ----------------------- Pfam domains (1)
           Pfam domains (2) --------------------------------------------------zf-Sec23_Sec24-1m2oC08 C:52-93            --   --------------------Sec23_trunk-1m2oC10 C:119-388                                                                                                                                                                                                                                                 ----------Sec23_BS-1m2oC04 C:399-512                                                                                        ------------Sec23_helical-1m2oC06 C:525-625                                                                      ---------Gelsolin-1m2oC02 C:635-724                                                                -------           ----------------------- Pfam domains (2)
         Sec.struct. author hhhhhhhhhh......eee.hhhhhhhh...eeeee.......................................eee......eee.hhhhh.---...hhhhh..eeeeeeeee.....eeeeeee...hhhhhhhhhhhhhhhhhh.....eeeeeee..eeee........eeeeeee.....hhhhhhhhhhh....---------------....hhhhhheehhhhhhhhhhhhhh................hhhhhhhhhhhhhhhhhh...eeeeeee.....................hhhhhhh....hhhhhhhhhhhhhhhhhhhheeeeeeee.....hhhhhhhhhhh....eeee....hhhhhhhhhhh...........eeeeeeeeee.............ee....................eeeeeee...............-----------------.eeeeeeeeeeee...eeeeeeeeeeeeee...hhhhhhh.hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.....eeeeee.hhhhhhhhhhhhhhhh.........hhhhhhhhhhhhh..hhhhhhhhhh.eeeee...........hhhhh....eeeee...eeeeeehhhhhhhhhhhhhhh..hhhhhhhhhhhhhhhhhhh.......eeeeee.....hhhhhh.....-----------........hhhhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
               Transcript 2 Exon 2.1  PDB: C:2-765 (gaps) UniProt: 1-768 [INCOMPLETE]                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    Transcript 2
                 1m2o C   2 DFETNEDINGVRFTWNVFPSTRSDANSNVVPVGCLYTPLKEYDELNVAPYNPVVCSGPHCKSILNPYCVIDPRNSSWSCPICNSRNHLPPQYTN---ENMPLELQSTTIEYITNKPVTVPPIFFFVVDLTSETENLDSLKESIITSLSLLPPNALIGLITYGNVVQLHDLSSETIDRCNVFRGDREYQLEALTEMLTGQKPT---------------VTPFSLNRFFLPLEQVEFKLNQLLENLSPDQWSVPAGHRPLRATGSALNIASLLLQGCYKNIPARIILFASGPGTVAPGLIVNSELKDPLRSHHDIDSDHAQHYKKACKFYNQIAQRVAANGHTVDIFAGCYDQIGMSEMKQLTDSTGGVLLLTDAFSTAIFKQSYLRLFAKDEEGYLKMAFNGNMAVKTSKDLKVQGLIGHASAVKKTDANNISESEIGIGATSTWKMASLSPYHSYAIFFEIANT-----------------HLAYTQFITTYQHSSGTNRIRVTTVANQLLPFGTPAIAASFDQEAAAVLMARIAVHKAETDDGADVIRWLDRTLIKLCQKYADYNKDDPQSFRLAPNFSLYPQFTYYLRRSQFLSVFNNSPDETAFYRHIFTREDTTNSLIMIQPTLTSFSMEDDPQPVLLDSISVKPNTILLLDTFFFILIYHGEQIAQWRKAGYQDDPQYADFKALLEEPKLEAAELLVDRFPLPRFIDTEAGGSQARFLLSKLNPS-----------TIVLTDDVSLQNFMTHLQQVAVS 765
                                    11        21        31        41        51        61        71        81        91   |   101       111       121       131       141       151       161       171       181       191       201 |       -       221       231       241       251       261       271       281       291       301       311       321       331       341       351       361       371       381       391       401       411       421       431       441       451       461   |     -         - |     491       501       511       521       531       541       551       561       571       581       591       601       611       621       631       641       651       661       671       681       691       701       711       721       731         - |     751       761    
                                                                                                                        95  99                                                                                                     203             219                                                                                                                                                                                                                                                   465               483                                                                                                                                                                                                                                                     731         743                      

Chain D from PDB  Type:PROTEIN  Length:158
 aligned with SAR1_YEAST | P20606 from UniProtKB/Swiss-Prot  Length:190

    Alignment length:165
                                    33        43        53        63        73        83        93       103       113       123       133       143       153       163       173       183     
           SAR1_YEAST    24 GKLLFLGLDNAGKTTLLHMLKNDRLATLQPTWHPTSEELAIGNIKFTTFDLGGHIQARRLWKDYFPEVNGIVFLVDAADPERFDEARVELDALFNIAELKDVPFVILGNKIDAPNAVSEAELRSALGLLNTTGSQRIEGQRPVEVFMCSVVMRNGYLEAFQWLSQ 188
               SCOP domains d1m2od_ D: SAR1                                                                                                                                                       SCOP domains
               CATH domains 1m2oD00 D:24-188 P-loop containing nucleotide triphosphate hydrolases                                                                                                 CATH domains
           Pfam domains (1) Arf-1m2oD01 D:24-188                                                                                                                                                  Pfam domains (1)
           Pfam domains (2) Arf-1m2oD02 D:24-188                                                                                                                                                  Pfam domains (2)
         Sec.struct. author .eeeeee....hhhhhhhhhhh......................eeeeee....hhhhhhhhhhh.....eeee....hhhhhhhhhhhhhhhhhhhhhh.................hhhhhhhhh.......-------..............hhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
               Transcript 1 Exon 1.2  PDB: D:24-188 (gaps) UniProt: 10-190 [INCOMPLETE]                                                                                                           Transcript 1
                 1m2o D  24 GKLLFLGLDNAGKTTLLHMLKNDRLATLQPTWHPTSEELAIGNIKFTTFDLGGHIQARRLWKDYFPEVNGIVFLVDAADPERFDEARVELDALFNIAELKDVPFVILGNKIDAPNAVSEAELRSALGLLNTTG-------RPVEVFMCSVVMRNGYLEAFQWLSQ 188
                                    33        43        53        63        73        83        93       103       113       123       133       143       153  |      -|      173       183     
                                                                                                                                                              156     164                        

   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  (6, 12)

Asymmetric Unit

(-) CATH Domains  (4, 8)

Asymmetric Unit
(-)
Class: Alpha Beta (26913)
(-)
Class: Mainly Beta (13760)

(-) Pfam Domains  (6, 12)

Asymmetric Unit
(-)
Clan: ADF (44)
(-)
Clan: vWA-like (60)

(-) Gene Ontology  (28, 41)

Asymmetric Unit(hide GO term definitions)
Chain A,C   (SEC23_YEAST | P15303)
molecular function
    GO:0005096    GTPase activator activity    Binds to and increases the activity of a GTPase, an enzyme that catalyzes the hydrolysis of GTP.
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.
    GO:0005515    protein binding    Interacting selectively and non-covalently with any protein or protein complex (a complex of two or more proteins that may include other nonprotein molecules).
    GO:0008270    zinc ion binding    Interacting selectively and non-covalently with zinc (Zn) ions.
biological process
    GO:0006888    ER to Golgi vesicle-mediated transport    The directed movement of substances from the endoplasmic reticulum (ER) to the Golgi, mediated by COP II vesicles. Small COP II coated vesicles form from the ER and then fuse directly with the cis-Golgi. Larger structures are transported along microtubules to the cis-Golgi.
    GO:0006886    intracellular protein transport    The directed movement of proteins in a cell, including the movement of proteins between specific compartments or structures within a cell, such as organelles of a eukaryotic cell.
    GO:0016236    macroautophagy    The major inducible pathway for the general turnover of cytoplasmic constituents in eukaryotic cells, it is also responsible for the degradation of active cytoplasmic enzymes and organelles during nutrient starvation. Macroautophagy involves the formation of double-membrane-bounded autophagosomes which enclose the cytoplasmic constituent targeted for degradation in a membrane-bounded structure. Autophagosomes then fuse with a lysosome (or vacuole) releasing single-membrane-bounded autophagic bodies that are then degraded within the lysosome (or vacuole). Though once thought to be a purely non-selective process, it appears that some types of macroautophagy, e.g. macropexophagy, macromitophagy, may involve selective targeting of the targets to be degraded.
    GO:0043547    positive regulation of GTPase activity    Any process that activates or increases the activity of a GTPase.
    GO:0015031    protein transport    The directed movement of proteins into, out of or within a cell, or between cells, by means of some agent such as a transporter or pore.
    GO:0003400    regulation of COPII vesicle coating    Any process that modulates the rate, frequency, or extent of the addition of COPII proteins and adaptor proteins to ER membranes during the formation of transport vesicles, forming a vesicle coat.
    GO:0006810    transport    The directed movement of substances (such as macromolecules, small molecules, ions) or cellular components (such as complexes and organelles) into, out of or within a cell, or between cells, or within a multicellular organism by means of some agent such as a transporter, pore or motor protein.
    GO:0016192    vesicle-mediated transport    A cellular transport process in which transported substances are moved in membrane-bounded vesicles; transported substances are enclosed in the vesicle lumen or located in the vesicle membrane. The process begins with a step that directs a substance to the forming vesicle, and includes vesicle budding and coating. Vesicles are then targeted to, and fuse with, an acceptor membrane.
cellular component
    GO:0030127    COPII vesicle coat    One of two multimeric complexes that forms a membrane vesicle coat. COPII is best characterized in S. cerevisiae, where the subunits are called Sar1p, Sec13p, Sec31p, Sec23p, and Sec24p. Vesicles with COPII coats are found associated with endoplasmic reticulum (ER) membranes at steady state.
    GO:0012507    ER to Golgi transport vesicle membrane    The lipid bilayer surrounding a vesicle transporting substances from the endoplasmic reticulum to the Golgi.
    GO:0005794    Golgi apparatus    A compound membranous cytoplasmic organelle of eukaryotic cells, consisting of flattened, ribosome-free vesicles arranged in a more or less regular stack. The Golgi apparatus differs from the endoplasmic reticulum in often having slightly thicker membranes, appearing in sections as a characteristic shallow semicircle so that the convex side (cis or entry face) abuts the endoplasmic reticulum, secretory vesicles emerging from the concave side (trans or exit face). In vertebrate cells there is usually one such organelle, while in invertebrates and plants, where they are known usually as dictyosomes, there may be several scattered in the cytoplasm. The Golgi apparatus processes proteins produced on the ribosomes of the rough endoplasmic reticulum; such processing includes modification of the core oligosaccharides of glycoproteins, and the sorting and packaging of proteins for transport to a variety of cellular locations. Three different regions of the Golgi are now recognized both in terms of structure and function: cis, in the vicinity of the cis face, trans, in the vicinity of the trans face, and medial, lying between the cis and trans regions.
    GO:0000139    Golgi membrane    The lipid bilayer surrounding any of the compartments of the Golgi apparatus.
    GO:0005737    cytoplasm    All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.
    GO:0031410    cytoplasmic vesicle    A vesicle found in the cytoplasm of a cell.
    GO:0005783    endoplasmic reticulum    The irregular network of unit membranes, visible only by electron microscopy, that occurs in the cytoplasm of many eukaryotic cells. The membranes form a complex meshwork of tubular channels, which are often expanded into slitlike cavities called cisternae. The ER takes two forms, rough (or granular), with ribosomes adhering to the outer surface, and smooth (with no ribosomes attached).
    GO:0005789    endoplasmic reticulum membrane    The lipid bilayer surrounding the endoplasmic reticulum.
    GO:0016020    membrane    A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it.

Chain B,D   (SAR1_YEAST | P20606)
molecular function
    GO:0005525    GTP binding    Interacting selectively and non-covalently with GTP, guanosine triphosphate.
    GO:0003924    GTPase activity    Catalysis of the reaction: GTP + H2O = GDP + phosphate.
    GO:0016787    hydrolase activity    Catalysis of the hydrolysis of various bonds, e.g. C-O, C-N, C-C, phosphoric anhydride bonds, etc. Hydrolase is the systematic name for any enzyme of EC class 3.
    GO:0000166    nucleotide binding    Interacting selectively and non-covalently with a nucleotide, any compound consisting of a nucleoside that is esterified with (ortho)phosphate or an oligophosphate at any hydroxyl group on the ribose or deoxyribose.
biological process
    GO:0006886    intracellular protein transport    The directed movement of proteins in a cell, including the movement of proteins between specific compartments or structures within a cell, such as organelles of a eukaryotic cell.
    GO:0015031    protein transport    The directed movement of proteins into, out of or within a cell, or between cells, by means of some agent such as a transporter or pore.
    GO:0003400    regulation of COPII vesicle coating    Any process that modulates the rate, frequency, or extent of the addition of COPII proteins and adaptor proteins to ER membranes during the formation of transport vesicles, forming a vesicle coat.
    GO:0006810    transport    The directed movement of substances (such as macromolecules, small molecules, ions) or cellular components (such as complexes and organelles) into, out of or within a cell, or between cells, or within a multicellular organism by means of some agent such as a transporter, pore or motor protein.
    GO:0016050    vesicle organization    A process that is carried out at the cellular level which results in the assembly, arrangement of constituent parts, or disassembly of a vesicle.
    GO:0016192    vesicle-mediated transport    A cellular transport process in which transported substances are moved in membrane-bounded vesicles; transported substances are enclosed in the vesicle lumen or located in the vesicle membrane. The process begins with a step that directs a substance to the forming vesicle, and includes vesicle budding and coating. Vesicles are then targeted to, and fuse with, an acceptor membrane.
cellular component
    GO:0030127    COPII vesicle coat    One of two multimeric complexes that forms a membrane vesicle coat. COPII is best characterized in S. cerevisiae, where the subunits are called Sar1p, Sec13p, Sec31p, Sec23p, and Sec24p. Vesicles with COPII coats are found associated with endoplasmic reticulum (ER) membranes at steady state.
    GO:0012507    ER to Golgi transport vesicle membrane    The lipid bilayer surrounding a vesicle transporting substances from the endoplasmic reticulum to the Golgi.
    GO:0005794    Golgi apparatus    A compound membranous cytoplasmic organelle of eukaryotic cells, consisting of flattened, ribosome-free vesicles arranged in a more or less regular stack. The Golgi apparatus differs from the endoplasmic reticulum in often having slightly thicker membranes, appearing in sections as a characteristic shallow semicircle so that the convex side (cis or entry face) abuts the endoplasmic reticulum, secretory vesicles emerging from the concave side (trans or exit face). In vertebrate cells there is usually one such organelle, while in invertebrates and plants, where they are known usually as dictyosomes, there may be several scattered in the cytoplasm. The Golgi apparatus processes proteins produced on the ribosomes of the rough endoplasmic reticulum; such processing includes modification of the core oligosaccharides of glycoproteins, and the sorting and packaging of proteins for transport to a variety of cellular locations. Three different regions of the Golgi are now recognized both in terms of structure and function: cis, in the vicinity of the cis face, trans, in the vicinity of the trans face, and medial, lying between the cis and trans regions.
    GO:0000139    Golgi membrane    The lipid bilayer surrounding any of the compartments of the Golgi apparatus.
    GO:0031410    cytoplasmic vesicle    A vesicle found in the cytoplasm of a cell.
    GO:0005783    endoplasmic reticulum    The irregular network of unit membranes, visible only by electron microscopy, that occurs in the cytoplasm of many eukaryotic cells. The membranes form a complex meshwork of tubular channels, which are often expanded into slitlike cavities called cisternae. The ER takes two forms, rough (or granular), with ribosomes adhering to the outer surface, and smooth (with no ribosomes attached).
    GO:0070971    endoplasmic reticulum exit site    An endoplasmic reticulum part at which COPII-coated vesicles are produced.
    GO:0005789    endoplasmic reticulum membrane    The lipid bilayer surrounding the endoplasmic reticulum.
    GO:0005622    intracellular    The living contents of a cell; the matter contained within (but not including) the plasma membrane, usually taken to exclude large vacuoles and masses of secretory or ingested material. In eukaryotes it includes the nucleus and cytoplasm.
    GO:0016020    membrane    A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it.

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 Related Entries

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

UniProtKB/Swiss-Prot
        SAR1_YEAST | P206062qtv 4bzi
        SEC23_YEAST | P153031m2v 2qtv 4bzi

(-) Related Entries Specified in the PDB File

1m2v COMPLEX OF SEC23/SEC24 COPII-COAT PROTEINS