Structure of PDB 2jiq Chain A Binding Site BS05

Receptor Information
>2jiq Chain A (length=720) Species: 876 (Desulfovibrio desulfuricans) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
RPEKWVKGVCRYCGTGCGVLVGVKDGKAVAIQGDPNNHNAGLLCLKGSLL
IPVLNSKERVTQPLVRRHKGGKLEPVSWDEALDLMASRFRSSIDMYGPNS
VAWYGSGQCLTEESYVANKIFKGGFGTNNVDGNPRLCMASAVGGYVTSFG
KDEPMGTYADIDQATCFFIIGSNTSEAHPVLFRRIARRKQVEPGVKIIVA
DPRRTNTSRIADMHVAFRPGTDLAFMHSMAWVIINEELDNPRFWQRYVNF
MDAEGKPSDFEGYKAFLENYRPEKVAEICRVPVEQIYGAARAFAESAATM
SLWCMGINQRVQGVFANNLIHNLHLITGQICRPGATSFSLTGQPNACGGV
RDGGALSHLLPAGRAIPNAKHRAEMEKLWGLPEGRIAPEPGYHTVALFEA
LGRGDVKCMIICETNPAHTLPNLNKVHKAMSHPESFIVCIEAFPDAVTLE
YADLVLPPAFWCERDGVYGCGERRYSLTEKAVDPPGQCRPTVNTLVEFAR
RAGVDPQLVNFRNAEDVWNEWRMVSKGTTYDFWGMTRERLRKESGLIWPC
PSEDHPGTSLRYVRGQDPCVPADHPDRFFFYGKPDGRAVIWMRPAKGAAE
EPDAEYPLYLTSMRVIDHWHTATMTGKVPELQKANPIAFVEINEEDAART
GIKHGDSVIVETRRDAMELPARVSDVCRPGLIAVPFFDPKKLVNKLFLDA
TDPVSREPEYKICAARVRKA
Ligand information
Ligand IDNO3
InChIInChI=1S/NO3/c2-1(3)4/q-1
InChIKeyNHNBFGGVMKEFGY-UHFFFAOYSA-N
SMILES
SoftwareSMILES
ACDLabs 10.04
CACTVS 3.341		[O-][N+]([O-])=O
OpenEye OEToolkits 1.5.0[N+](=O)([O-])[O-]
FormulaN O3
NameNITRATE ION
ChEMBLCHEMBL186200
DrugBankDB14049
ZINC
PDB chain2jiq Chain A Residue 820 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB2jiq Periplasmic Nitrate Reductase Revisited: A Sulfur Atom Completes the Sixth Coordination of the Catalytic Molybdenum.
Resolution2.44 Å
Binding residue
(original residue number in PDB)		M254 K586 V592 W594
Binding residue
(residue number reindexed from 1)		M251 K583 V589 W591
Annotation score5
Enzymatic activity
Catalytic site (original residue number in PDB) K49 S109 C140 M141 A180 M308 T344 G345 Q346
Catalytic site (residue number reindexed from 1) K46 S106 C137 M138 A177 M305 T341 G342 Q343
Enzyme Commision number 1.9.6.1: nitrate reductase (cytochrome).
Gene Ontology
Molecular Function
GO:0005506 iron ion binding
GO:0008940 nitrate reductase activity
GO:0009055 electron transfer activity
GO:0016491 oxidoreductase activity
GO:0030151 molybdenum ion binding
GO:0043546 molybdopterin cofactor binding
GO:0046872 metal ion binding
GO:0050140 nitrate reductase (cytochrome) activity
GO:0051539 4 iron, 4 sulfur cluster binding
Biological Process
GO:0006777 Mo-molybdopterin cofactor biosynthetic process
GO:0042128 nitrate assimilation
Cellular Component
GO:0042597 periplasmic space

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:2jiq, PDBe:2jiq, PDBj:2jiq
PDBsum2jiq
PubMed18327621
UniProtP81186|NAPA_DESDA Periplasmic nitrate reductase (Gene Name=napA)

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