Structure of PDB 3vm0 Chain A Binding Site BS03

Receptor Information
>3vm0 Chain A (length=538) Species: 4097 (Nicotiana tabacum) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
VAAERLEPRVEEKDGYWILKEQFRKGINPQEKVKIEKEPMKLFMENGIEE
LAKIPIEEIDQSKLTKDDIDVRLKWLGLFHRRKNQYGRFMMRLKLPNGVT
TSAQTRYLASVIRKYGKEGCADITTRQNWQIRGVVLPDVPEILKGLAEVG
LTSLQSGMDNVRNPVGNPLAGIDPEEIVDTRPYTNLLSQFITGNSRGNPA
VSNLPRKWKPCVVGSHDLYEHPHINDLAYMPATKDGRFGFNLLVGGFFSA
KRCDEAIPLDAWVPADDVVPVCRAILEAFRDLGFRGNRQKCRMMWLIDEL
GVEGFRAEVEKRMPQQQLERASPEDLVQKQWERRDYLGVHPQKQEGYSFI
GLHIPVGRVQADDMDELARLADEYGSGEIRLTVEQNIIIPNIETSKIEAL
LKEPVLSTFSPDPPILMKGLVACTGNQFCGQAIIETKARSLKITEEVQRQ
VSLTKPVRMHWTGCPNTCAQVQVADIGFMGCLTRDKNGKTVEGADVFLGG
RIGSDSHLGEVYKKAVPCDDLVPLVVDLLVNNFGAVPR
Ligand information
Ligand IDNO2
InChIInChI=1S/HNO2/c2-1-3/h(H,2,3)/p-1
InChIKeyIOVCWXUNBOPUCH-UHFFFAOYSA-M
SMILES
SoftwareSMILES
ACDLabs 10.04
CACTVS 3.341		[O-]N=O
OpenEye OEToolkits 1.5.0N(=O)[O-]
FormulaN O2
NameNITRITE ION
ChEMBL
DrugBankDB12529
ZINC
PDB chain3vm0 Chain A Residue 606 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB3vm0 X-ray crystal structure of a mutant assimilatory nitrite reductase that shows sulfite reductase-like activity
Resolution1.695 Å
Binding residue
(original residue number in PDB)		R109 R179 K224
Binding residue
(residue number reindexed from 1)		R92 R162 K207
Annotation score5
Enzymatic activity
Catalytic site (original residue number in PDB) R109 R179 R223 K224 K226 C440 C446 G480 C481 C485 A486
Catalytic site (residue number reindexed from 1) R92 R162 R206 K207 K209 C423 C429 G463 C464 C468 A469
Enzyme Commision number 1.7.7.1: ferredoxin--nitrite reductase.
Gene Ontology
Molecular Function
GO:0016491 oxidoreductase activity
GO:0020037 heme binding
GO:0046872 metal ion binding
GO:0048307 ferredoxin-nitrite reductase activity
GO:0051536 iron-sulfur cluster binding
GO:0051539 4 iron, 4 sulfur cluster binding
Biological Process
GO:0042128 nitrate assimilation

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Molecular Function
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Biological Process
External links
PDB RCSB:3vm0, PDBe:3vm0, PDBj:3vm0
PDBsum3vm0
PubMed22976986
UniProtQ76KB0

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