Structure of PDB 3oo4 Chain B Binding Site BS02

Receptor Information
>3oo4 Chain B (length=146) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
VHLTPEEKSAVTALWGKVNVDEVGGEALGRLLVVYPWTQRFFESFGDLST
PDAVMGNPKVKAHGKKVLGAFSDGLAHLDNLKGTFATLSELHCDKLHVDP
ENFRLLGNVLVCVLAHHFGKEFTPPVQAAYQKVVAGVANALAHKYH
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 chain3oo4 Chain B Residue 148 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB3oo4 Crystallographic Trapping of Heme Loss Intermediates during the Nitrite-Induced Degradation of Human Hemoglobin.
Resolution1.9 Å
Binding residue
(original residue number in PDB)		H63 V67
Binding residue
(residue number reindexed from 1)		H63 V67
Annotation score1
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0004601 peroxidase activity
GO:0005344 oxygen carrier activity
GO:0005515 protein binding
GO:0019825 oxygen binding
GO:0020037 heme binding
GO:0030492 hemoglobin binding
GO:0031720 haptoglobin binding
GO:0031721 hemoglobin alpha binding
GO:0043177 organic acid binding
GO:0046872 metal ion binding
Biological Process
GO:0008217 regulation of blood pressure
GO:0015670 carbon dioxide transport
GO:0015671 oxygen transport
GO:0030185 nitric oxide transport
GO:0042542 response to hydrogen peroxide
GO:0042744 hydrogen peroxide catabolic process
GO:0045429 positive regulation of nitric oxide biosynthetic process
GO:0070293 renal absorption
GO:0070527 platelet aggregation
GO:0097746 blood vessel diameter maintenance
GO:0098869 cellular oxidant detoxification
Cellular Component
GO:0005576 extracellular region
GO:0005615 extracellular space
GO:0005829 cytosol
GO:0005833 hemoglobin complex
GO:0031838 haptoglobin-hemoglobin complex
GO:0070062 extracellular exosome
GO:0071682 endocytic vesicle lumen
GO:0072562 blood microparticle
GO:1904724 tertiary granule lumen
GO:1904813 ficolin-1-rich granule lumen

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:3oo4, PDBe:3oo4, PDBj:3oo4
PDBsum3oo4
PubMed21863786
UniProtP68871|HBB_HUMAN Hemoglobin subunit beta (Gene Name=HBB)

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