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(-) Description

Title :  LOW X-RAY DOSE STRUCTURE OF ANAEROBICALLY PURIFIED DM. BACULATUM [NIFESE]-HYDROGENASE AFTER CRYSTALLIZATION UNDER AIR
 
Authors :  A. Volbeda, C. Cavazza, J. C. Fontecilla-Camps
Date :  11 May 13  (Deposition) - 10 Jul 13  (Release) - 08 Jun 16  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.70
Chains :  Asym. Unit :  L,M,S,T
Biol. Unit 1:  L,S  (1x)
Biol. Unit 2:  M,T  (1x)
Keywords :  Nifese-Site, H2 Cleavage/Production, Seleninate, Oxidoreductase (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  A. Volbeda, P. Amara, M. Iannello, A. L. De Lacey, C. Cavazza, J. C. Fontecilla-Camps
Structural Foundations For The O2 Resistance Of Desulfomicrobium Baculatum [Nifese]-Hydrogenase.
Chem. Commun. (Camb. ) V. 49 7061 2013
PubMed-ID: 23811828  |  Reference-DOI: 10.1039/C3CC43619E
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - PERIPLASMIC [NIFESE] HYDROGENASE SMALL SUBUNIT
    ChainsS, T
    EC Number1.12.99.6
    Organism ScientificDESULFOMICROBIUM BACULATUM
    Organism Taxid899
    SynonymNIFESE HYDROGENLYASE SMALL CHAIN
 
Molecule 2 - NICKEL-DEPENDENT HYDROGENASE LARGE SUBUNIT
    ChainsL, M
    EC Number1.18.99.1
    Organism ScientificDESULFOMICROBIUM BACULATUM
    Organism Taxid525897
    StrainDSM 4028 / VKM B-1378

 Structural Features

(-) Chains, Units

  1234
Asymmetric Unit LMST
Biological Unit 1 (1x)L S 
Biological Unit 2 (1x) M T

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (9, 29)

Asymmetric Unit (9, 29)
No.NameCountTypeFull Name
1CA8Ligand/IonCALCIUM ION
2CL1Ligand/IonCHLORIDE ION
3FCO2Ligand/IonCARBONMONOXIDE-(DICYANO) IRON
4GOL4Ligand/IonGLYCEROL
5H2S2Ligand/IonHYDROSULFURIC ACID
6NI2Ligand/IonNICKEL (II) ION
7SE72Mod. Amino Acid2-AMINO-3-SELENINO-PROPIONIC ACID
8SF46Ligand/IonIRON/SULFUR CLUSTER
9UOX2Ligand/Ion3-(OXIDO-LAMBDA~4~-SELANYL)-L-ALANINE
Biological Unit 1 (6, 9)
No.NameCountTypeFull Name
1CA-1Ligand/IonCALCIUM ION
2CL-1Ligand/IonCHLORIDE ION
3FCO1Ligand/IonCARBONMONOXIDE-(DICYANO) IRON
4GOL2Ligand/IonGLYCEROL
5H2S1Ligand/IonHYDROSULFURIC ACID
6NI-1Ligand/IonNICKEL (II) ION
7SE71Mod. Amino Acid2-AMINO-3-SELENINO-PROPIONIC ACID
8SF43Ligand/IonIRON/SULFUR CLUSTER
9UOX1Ligand/Ion3-(OXIDO-LAMBDA~4~-SELANYL)-L-ALANINE
Biological Unit 2 (6, 9)
No.NameCountTypeFull Name
1CA-1Ligand/IonCALCIUM ION
2CL-1Ligand/IonCHLORIDE ION
3FCO1Ligand/IonCARBONMONOXIDE-(DICYANO) IRON
4GOL2Ligand/IonGLYCEROL
5H2S1Ligand/IonHYDROSULFURIC ACID
6NI-1Ligand/IonNICKEL (II) ION
7SE71Mod. Amino Acid2-AMINO-3-SELENINO-PROPIONIC ACID
8SF43Ligand/IonIRON/SULFUR CLUSTER
9UOX1Ligand/Ion3-(OXIDO-LAMBDA~4~-SELANYL)-L-ALANINE

(-) Sites  (25, 25)

Asymmetric Unit (25, 25)
No.NameEvidenceResiduesDescription
01AC1SOFTWAREHIS S:208 , CYS S:211 , CYS S:231 , LYS S:232 , ALA S:233 , CYS S:237 , VAL S:259BINDING SITE FOR RESIDUE SF4 S 301
02AC2SOFTWAREARG L:185 , GLN L:190 , THR S:242 , CYS S:246 , TRP S:251 , CYS S:258 , CYS S:264 , ILE S:265 , CYS S:267BINDING SITE FOR RESIDUE SF4 S 302
03AC3SOFTWAREARG L:68 , HIS L:188 , GLY S:17 , CYS S:18 , CYS S:21 , GLY S:124 , THR S:125 , CYS S:126 , GLY S:163 , CYS S:164 , PRO S:165BINDING SITE FOR RESIDUE SF4 S 303
04AC4SOFTWAREASP L:87 , GLU S:152 , HOH S:454 , HOH S:455 , HOH S:457 , HOH S:471BINDING SITE FOR RESIDUE CA S 304
05AC5SOFTWAREHIS S:167 , ASN S:252 , ASN S:253 , HOH S:403 , HOH S:431 , HOH S:458BINDING SITE FOR RESIDUE CL S 305
06AC6SOFTWAREASP M:39 , ARG M:455 , HOH M:1000 , HIS S:30 , ARG S:32 , HOH S:519 , HOH S:566BINDING SITE FOR RESIDUE GOL S 306
07AC7SOFTWAREASP L:413 , HOH L:950 , TYR S:62 , ASP S:112 , LYS S:116 , HOH S:547 , HOH S:557 , HOH S:675BINDING SITE FOR RESIDUE GOL S 307
08AC8SOFTWAREHOH L:901 , HOH L:1095 , HOH S:539 , HOH S:634 , HOH S:652 , HOH S:767BINDING SITE FOR RESIDUE CA S 308
09AC9SOFTWARECYS L:73 , HIS L:77 , ALA L:423 , PRO L:424 , ARG L:425 , ALA L:447 , THR L:448 , CYS L:495 , NI L:502 , HOH L:607BINDING SITE FOR RESIDUE FCO L 501
10BC1SOFTWARECYS L:70 , CYS L:73 , SE7 L:492 , GLY L:494 , CYS L:495 , FCO L:501 , HOH L:607 , HOH L:608BINDING SITE FOR RESIDUE NI L 502
11BC2SOFTWAREGLU L:51 , ILE L:444 , HIS L:498 , HOH L:609 , HOH L:610 , HOH L:611BINDING SITE FOR RESIDUE CA L 503
12BC3SOFTWARECYS L:73 , THR L:75 , ALA L:76 , PHE L:105 , ASN L:108 , PRO L:424BINDING SITE FOR RESIDUE H2S L 504
13BC4SOFTWAREHIS T:208 , CYS T:211 , TYR T:213 , LEU T:214 , CYS T:231 , LYS T:232 , CYS T:237 , GLY T:239 , VAL T:259BINDING SITE FOR RESIDUE SF4 T 301
14BC5SOFTWAREARG M:185 , THR T:242 , CYS T:246 , TRP T:251 , CYS T:258 , CYS T:264 , ILE T:265 , CYS T:267BINDING SITE FOR RESIDUE SF4 T 302
15BC6SOFTWAREARG M:68 , HIS M:188 , GLY T:17 , CYS T:18 , CYS T:21 , GLY T:124 , THR T:125 , CYS T:126 , GLY T:163 , CYS T:164 , PRO T:165BINDING SITE FOR RESIDUE SF4 T 303
16BC7SOFTWAREHOH M:615 , HOH M:620 , HOH T:506 , HOH T:528 , HOH T:538 , HOH T:547 , HOH T:580BINDING SITE FOR RESIDUE CA T 304
17BC8SOFTWAREHOH L:856 , ASP T:271 , GLY T:275 , HOH T:469 , HOH T:499 , HOH T:728 , HOH T:746BINDING SITE FOR RESIDUE CA T 305
18BC9SOFTWAREASP T:195 , ASP T:196 , HOH T:475 , HOH T:582 , HOH T:724 , HOH T:732BINDING SITE FOR RESIDUE CA T 306
19CC1SOFTWARECYS M:73 , HIS M:77 , ALA M:423 , PRO M:424 , ARG M:425 , ALA M:447 , THR M:448 , CYS M:495 , NI M:502 , HOH M:623BINDING SITE FOR RESIDUE FCO M 501
20CC2SOFTWAREGLU M:23 , CYS M:70 , CYS M:73 , SE7 M:492 , GLY M:494 , CYS M:495 , FCO M:501 , HOH M:623 , HOH M:624BINDING SITE FOR RESIDUE NI M 502
21CC3SOFTWAREGLU M:51 , ILE M:444 , HIS M:498 , HOH M:625 , HOH M:626 , HOH M:627BINDING SITE FOR RESIDUE CA M 503
22CC4SOFTWARECYS M:73 , THR M:75 , ALA M:76 , PHE M:105 , ASN M:108 , PRO M:424BINDING SITE FOR RESIDUE H2S M 504
23CC5SOFTWARETHR M:157 , HOH M:1024BINDING SITE FOR RESIDUE GOL M 505
24CC6SOFTWAREASP M:39 , ARG M:455 , GLY M:459 , ARG M:461 , GLU S:35BINDING SITE FOR RESIDUE GOL M 506
25CC7SOFTWAREASP M:17 , HIS M:25 , LEU M:26 , HOH M:767 , HOH T:593BINDING SITE FOR RESIDUE CA M 507

(-) SS Bonds  (2, 2)

Asymmetric Unit
No.Residues
1L:70 -L:73
2M:70 -M:73

(-) Cis Peptide Bonds  (16, 16)

Asymmetric Unit
No.Residues
1His S:30 -Pro S:31
2Cys S:164 -Pro S:165
3Phe S:272 -Pro S:273
4Ser S:277 -Pro S:278
5Asp L:17 -Pro L:18
6Ser L:132 -Pro L:133
7Val L:135 -Pro L:136
8Met L:186 -Pro L:187
9His T:30 -Pro T:31
10Cys T:164 -Pro T:165
11Phe T:272 -Pro T:273
12Ser T:277 -Pro T:278
13Asp M:17 -Pro M:18
14Ser M:132 -Pro M:133
15Val M:135 -Pro M:136
16Met M:186 -Pro M:187

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 4KO3)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 4KO3)

(-) Exons   (0, 0)

(no "Exon" information available for 4KO3)

(-) 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 L from PDB  Type:PROTEIN  Length:489
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         
               SCOP domains d4ko3l_ L: automated matches                                                                                                                                                                                                                                                                                                                                                                                                                                                                              SCOP domains
               CATH domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ..eeeee.........eeeeeeee..eeeeeeeee....hhhhhh...hhhhhhhhhhhhh..hhhhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.................hhhhhh.hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.......ee..ee....hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.......eee..eee.......eee..eeee..eee..hhh.eeee..............hhhhh................eeee.......hhhhhhhhhh...hhhhhhhhhhhhh....hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh...............eeeeeeeee..eeeeeeeeee..eeeeeeeehhhhhhh.........hhhhhhhh.........hhhhhhhhhhh..hhhhhhh Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4ko3 L  10 GKVKISIDPLTRVEGHLKIEVEVKDGKVVDAKCSGGMFRGFEQILRGRDPRDSSQIVQRICGVCPTAHCTASVMAQDDAFGVKVTTNGRITRNLIFGANYLQSHILHFYHLAALDYVKGPDVSPFVPRYANADLLTDRIKDGAKADATNTYGLNQYLKALEIRRICHEMVAMFGGRMPHVQGMVVGGATEIPTADKVAEYAARFKEVQKFVIEEYLPLIYTLGSVYTDLFETGIGWKNVIAFGVFPEDDDYKTFLLKPGVYIDGKDEEFDSKLVKEYVGHSFFDHSAPGGLHYSVGETNPNPDKPGAYSFVKAPRYKDKPCEVGPLARMWVQNPELSPVGQKLLKELYGIEAKNFRDLGDKAFSIMGRHVARAEETWLTAVAVEKWLKQVQPGAETYVKSEIPDAAEGTGFTEAPRGALLHYLKIKDKKIENYQIVSATLWNANPRDDMGQRGPIEEALIGVPVPDIKNPVNVGRLVRSYDPaLGCAVH 498
                                    19        29        39        49        59        69        79        89        99       109       119       129       139       149       159       169       179       189       199       209       219       229       239       249       259       269       279       289       299       309       319       329       339       349       359       369       379       389       399       409       419       429       439       449       459       469       479       489  |      
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            492-SE7  

Chain M from PDB  Type:PROTEIN  Length:489
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         
               SCOP domains d4ko3m_ M: automated matches                                                                                                                                                                                                                                                                                                                                                                                                                                                                              SCOP domains
               CATH domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ..eeeee.........eeeeeeee..eeeeeeeee....hhhhhh...hhhhhhhhhhhhh..hhhhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.................hhhhhh.hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.......ee..ee....hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.......eee..eee.......eee..eeee..eee..hhh.eeee..............hhhhh................eeee.......hhhhhhhhhh...hhhhhhhhhhhhh....hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh...............eeeeeeeee..eeeeeeeeee..eeeeeeeehhhhhhh.........hhhhhhhh.........hhhhhhhhhhh..hhhhhhh Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4ko3 M  10 GKVKISIDPLTRVEGHLKIEVEVKDGKVVDAKCSGGMFRGFEQILRGRDPRDSSQIVQRICGVCPTAHCTASVMAQDDAFGVKVTTNGRITRNLIFGANYLQSHILHFYHLAALDYVKGPDVSPFVPRYANADLLTDRIKDGAKADATNTYGLNQYLKALEIRRICHEMVAMFGGRMPHVQGMVVGGATEIPTADKVAEYAARFKEVQKFVIEEYLPLIYTLGSVYTDLFETGIGWKNVIAFGVFPEDDDYKTFLLKPGVYIDGKDEEFDSKLVKEYVGHSFFDHSAPGGLHYSVGETNPNPDKPGAYSFVKAPRYKDKPCEVGPLARMWVQNPELSPVGQKLLKELYGIEAKNFRDLGDKAFSIMGRHVARAEETWLTAVAVEKWLKQVQPGAETYVKSEIPDAAEGTGFTEAPRGALLHYLKIKDKKIENYQIVSATLWNANPRDDMGQRGPIEEALIGVPVPDIKNPVNVGRLVRSYDPaLGCAVH 498
                                    19        29        39        49        59        69        79        89        99       109       119       129       139       149       159       169       179       189       199       209       219       229       239       249       259       269       279       289       299       309       319       329       339       349       359       369       379       389       399       409       419       429       439       449       459       469       479       489  |      
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            492-SE7  

Chain S from PDB  Type:PROTEIN  Length:279
                                                                                                                                                                                                                                                                                                                       
               SCOP domains d4ko3s_ S: automated matches                                                                                                                                                                                                                                                            SCOP domains
               CATH domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ...eeeeeee....hhhhhhhhh....hhhhhhhhheeeee.......hhhhhhhhhhhhhhhh....eeeee..ee.hhhhh..eeeeee.....eeeeehhhhhhhhhhhh.eeeeehhhhhhhhhhhh......eehhhhhhhhhh....eeee.....hhhhhhhhhhhhhhhhhh..............hhhhhh..hhhhh.hhhhhhh............hhhhh.hhhhh..hhhhhh......hhhhhh..........hhhhh...... Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4ko3 S   5 AKKAPVIWVQGQGCTGCSVSLLNAVHPRIKEILLDVISLEFHPTVMASEGEMALAHMYEIAEKFNGNFFLLVEGAIPTAKEGRYCIVGETLDAKGHHHEVTMMELIRDLAPKSLATVAVGTCSAYGGIPAAEGNVTGSKSVRDFFADEKIEKLLVNVPGCPPHPDWMVGTLVAAWSHVLNPTEHPLPELDDDGRPLLFFGDNIHENCPYLDKYDNSEFAETFTKPGCKAELGCKGPSTYADCAKRRWNNGINWCVENAVCIGCVEPDFPDGKSPFYVAE 283
                                    14        24        34        44        54        64        74        84        94       104       114       124       134       144       154       164       174       184       194       204       214       224       234       244       254       264       274         

Chain T from PDB  Type:PROTEIN  Length:279
                                                                                                                                                                                                                                                                                                                       
               SCOP domains d4ko3t_ T: automated matches                                                                                                                                                                                                                                                            SCOP domains
               CATH domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ...eeeeeee....hhhhhhhhh....hhhhhhhhheeeee.......hhhhhhhhhhhhhhhh....eeeee..ee.hhhhh..eeeeee.....eeeeehhhhhhhhhhhh.eeeeehhhhhhhhhhhh......eehhhhhhhhhh....eeee.....hhhhhhhhhhhhhhhhhh..............hhhhhh..hhhhh.hhhhhhh............hhhhh.hhhhh..hhhhhh......hhhhhh..........hhhhh...... Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4ko3 T   5 AKKAPVIWVQGQGCTGCSVSLLNAVHPRIKEILLDVISLEFHPTVMASEGEMALAHMYEIAEKFNGNFFLLVEGAIPTAKEGRYCIVGETLDAKGHHHEVTMMELIRDLAPKSLATVAVGTCSAYGGIPAAEGNVTGSKSVRDFFADEKIEKLLVNVPGCPPHPDWMVGTLVAAWSHVLNPTEHPLPELDDDGRPLLFFGDNIHENCPYLDKYDNSEFAETFTKPGCKAELGCKGPSTYADCAKRRWNNGINWCVENAVCIGCVEPDFPDGKSPFYVAE 283
                                    14        24        34        44        54        64        74        84        94       104       114       124       134       144       154       164       174       184       194       204       214       224       234       244       254       264       274         

   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  (2, 4)

Asymmetric Unit

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 4KO3)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 4KO3)

(-) Gene Ontology  (10, 16)

Asymmetric Unit(hide GO term definitions)

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 Related Entries

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

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        PHSS_DESBA | P130631cc1 4kl8 4kn9 4ko1 4ko2 4ko4
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        C7LN88_DESBD | C7LN884kl8 4kn9 4ko1 4ko2 4ko4

(-) Related Entries Specified in the PDB File

1cc1 THE CRYSTAL STRUCTURE OF A REDUCED [NIFESE]-HYDROGENASE PROVIDES AN IMAGE OF THE ACTIVATED CATALYTIC CENTER
4kl8
4kn9
4ko1
4ko2
4ko4