Structure of PDB 4n4o Chain A Binding Site BS08

Receptor Information
>4n4o Chain A (length=504) Species: 915 (Nitrosomonas europaea) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
DISTVPDETYDALKLDRGKATPKETYEALVKRYKDPAHGAGKGTMGDYWE
PIAISIYMDPNTFYKPPVSPKEVAERKDCVECHSDETPVWVRAWKRSTHA
NLDKIRNLKSDDPLYYKKGKLEEVENNLRSMGKLGEKETLKEVGCIDCHV
DVNKKDKADHTKDIRMPTADTCGTCHLREFAERESERDTMVWPNGQWPAG
RPSHALDYTANIETTVWAAMPQREVAEGCTMCHTNQNKCDNCHTRHEFSA
AESRKPEACATCHSGVDHNNWEAYTMSKHGKLAEMNRDKWNWEVRLKDAF
SKGGQNAPTCAACHMEYEGEYTHNITRKTRWANYPFVPGIAENITSDWSE
ARLDSWVLTCTQCHSERFARSYLDLMDKGTLEGLAKYQEANAIVHKMYED
GTLTGQKTNRPNPPEPEKPGFGIFTQLFWSKGNNPASLELKVLEMAENNL
AKMHVGLAHVNPGGWTYTEGWGPMNRAYVEIQDEYTKMQELSALQARVNK
LEGK
Ligand information
Ligand IDHOA
InChIInChI=1S/H3NO/c1-2/h2H,1H2
InChIKeyAVXURJPOCDRRFD-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341
OpenEye OEToolkits 1.5.0		NO
ACDLabs 10.04ON
FormulaH3 N O
NameHYDROXYAMINE
ChEMBLCHEMBL1191361
DrugBank
ZINC
PDB chain4n4o Chain A Residue 610 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB4n4o Structural Basis of Biological NO Generation by Octaheme Oxidoreductases.
Resolution2.472 Å
Binding residue
(original residue number in PDB)		D291 H292
Binding residue
(residue number reindexed from 1)		D267 H268
Annotation score5
Enzymatic activity
Catalytic site (original residue number in PDB) H257 D291 H292 Y358 Y491
Catalytic site (residue number reindexed from 1) H233 D267 H268 Y334 Y467
Enzyme Commision number 1.7.2.6: hydroxylamine dehydrogenase.
1.7.2.9: hydroxylamine oxidase.
Gene Ontology
Molecular Function
GO:0016491 oxidoreductase activity
GO:0020037 heme binding
GO:0033740 hydroxylamine oxidoreductase activity
GO:0042802 identical protein binding
GO:0046872 metal ion binding
GO:0047991 hydroxylamine oxidase activity
Biological Process
GO:0019331 anaerobic respiration, using ammonium as electron donor
GO:0070207 protein homotrimerization
Cellular Component
GO:0044222 anammoxosome

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:4n4o, PDBe:4n4o, PDBj:4n4o
PDBsum4n4o
PubMed24302732
UniProtQ50925|HAO_NITEU Hydroxylamine oxidoreductase (Gene Name=hao1)

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