Structure of PDB 4ueq Chain Q

Receptor sequence
>4ueqQ (length=544) Species: 596151 (Solidesulfovibrio fructosivorans JJ]) [Search protein sequence]
PTPQSTFTGPIVVDPITRIEGHLRIMVEVENGKVKDAWSSSQLFRGLEII
LKGRDPRDAQHFTQRACGCCTYVHALASSRCVDDAVKVSIPANARMMRNL
VMASQYLHDHLVHFYHLHALDWVDVTAALKADPNKAAKLAASIAPARPGN
SAKALKAVQDKLKAFVESGQLGIFTNAYFLGGHKAYYLPPEVDLIATAHY
LEALHMQVKAASAMAILGGKNPHTQFTVVGGCSNYQGLTKDPLANYLALS
KEVCQFVNECYIPDLLAVAGFYKDWGGIGGTSNYLAFGEFATDDSSPEKH
LATSQFPSGVITGRDLGKVDNVDLGAIYEDVKYSWYAPGGDGKHPYDGVT
DPKYTKLDDKDHYSWMKAPRYKGKAMEVGPLARTFIAYAKGQPDFKKVVD
MVLGKLSVPATALHSTLGRTAARGIETAIVCANMEKWIKEMADSGAKDNT
LCAKWEMPEESKGVGLADAPRGALSHWIRIKGKKIDNFQLVVPSTWNLGP
RGAQGDKSPVEEALIGTPIADPKRPVEILRTVHAFDPCIACGVH
3D structure
PDB4ueq [NiFe]-hydrogenases revisited: nickel-carboxamido bond formation in a variant with accrued O2-tolerance and a tentative re-interpretation of Ni-SI states.
ChainQ
Resolution1.7 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 1.12.2.1: cytochrome-c3 hydrogenase.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 F3S Q K225 Q230 K220 Q225
BS02 SF4 Q R70 H228 R65 H223
BS03 FCO Q C75 V78 H79 A474 P475 R476 V497 P498 S499 C543 C546 C70 V73 H74 A469 P470 R471 V492 P493 S494 C538 C541
BS04 NI Q C72 C75 C543 C546 C67 C70 C538 C541
BS05 MG Q E53 L495 H549 E48 L490 H544
BS06 CA Q E53 L495 H549 E48 L490 H544
Gene Ontology
Molecular Function
GO:0008901 ferredoxin hydrogenase activity
GO:0016151 nickel cation binding
GO:0016491 oxidoreductase activity
GO:0046872 metal ion binding

View graph for
Molecular Function
External links
PDB RCSB:4ueq, PDBe:4ueq, PDBj:4ueq
PDBsum4ueq
PubMed25780984
UniProtE1K247

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