Structure of PDB 5a4f Chain M Binding Site BS02

Receptor Information
>5a4f Chain M (length=581) Species: 1403831 (Escherichia coli str. K-12 substr. MC4100) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
STQYETQGYTINNAGRRLVVDPITRIEGHMRCEVNINDQNVITNAVSCGT
MFRGLEIILQGRDPRDAWAFVERICGVCTGVHALASVYAIEDAIGIKVPD
NANIIRNIMLATLWCHAHLVHFYQLAGMDWIDVLDALKADPRKTSELAQS
LSSWPKSSPGYFFDVQNRLKKFVEGGQLGIFRNGYWGHPQYKLPPEANLM
GFAHYLEALDFQREIVKIHAVFGGKNPHPNWIVGGMPCAINIDESGAVGA
VNMERLNLVQSIITRTADFINNVMIPDALAIGQFNKPWSEIGTGLSDKCV
LSYGAFPDIANDFGEKSLLMPGGAVINGDFNNVLPVDLVDPQQVQEFVDH
AWYRYPNDQVGRHPFDGITDPWYNPGDVKGSDTNIQQLNEQERYSWIKAP
RWRGNAMEVGPLARTLIAYHKGDAATVESVDRMMSALNLPLSGIQSTLGR
ILCRAHEAQWAAGKLQYFFDKLMTNLKNGNLATASTEKWEPATWPTECRG
VGFTEAPRGALGHWAAIRDGKIDLYQCVVPTTWNASPRDPKGQIGAYEAA
LMNTKMAIPEQPLEILRTLHSFDPCLACSTH
Ligand information
Ligand IDNI
InChIInChI=1S/Ni/q+2
InChIKeyVEQPNABPJHWNSG-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341[Ni++]
ACDLabs 10.04
OpenEye OEToolkits 1.5.0		[Ni+2]
FormulaNi
NameNICKEL (II) ION
ChEMBL
DrugBankDB14204
ZINC
PDB chain5a4f Chain M Residue 602 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB5a4f Mechanism of hydrogen activation by [NiFe] hydrogenases.
Resolution1.25 Å
Binding residue
(original residue number in PDB)		C76 C79 C576 C579
Binding residue
(residue number reindexed from 1)		C75 C78 C575 C578
Annotation score1
Enzymatic activity
Enzyme Commision number 1.12.99.6: hydrogenase (acceptor).
Gene Ontology
Molecular Function
GO:0005515 protein binding
GO:0008901 ferredoxin hydrogenase activity
GO:0009055 electron transfer activity
GO:0016151 nickel cation binding
GO:0016491 oxidoreductase activity
GO:0033748 hydrogenase (acceptor) activity
GO:0046872 metal ion binding
Biological Process
GO:0006113 fermentation
GO:0009061 anaerobic respiration
GO:0009267 cellular response to starvation
GO:0019645 anaerobic electron transport chain
GO:1902421 hydrogen metabolic process
Cellular Component
GO:0005886 plasma membrane
GO:0016020 membrane
GO:0030288 outer membrane-bounded periplasmic space
GO:0044569 [Ni-Fe] hydrogenase complex
GO:0098567 periplasmic side of plasma membrane

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:5a4f, PDBe:5a4f, PDBj:5a4f
PDBsum5a4f
PubMed26619250
UniProtP0ACD8|MBHL_ECOLI Hydrogenase-1 large chain (Gene Name=hyaB)

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