Structure of PDB 3n5q Chain A Binding Site BS04

Receptor Information

>3n5q Chain A (length=403) Species: 9913 (Bos taurus)

GPKFPRVKNWELGSITYDTLCAQSQQDGPCTPRRCLGSLVLPAEQLLSQA
RDFINQYYSSIKRSGSQAHEERLQEVEAEVASTGTYHLRESELVFGAKQA
WRNAPRCVGRIQWGKLQVFDARDCSSAQEMFTYICNHIKYATNRGNLRSA
ITVFPQRAPGRGDFRIWNSQLVRYAGYRQQDGSVRGDPANVEITELCIQH
GWTPGNGRFDVLPLLLQAPDEAPELFVLPPELVLEVPLEHPTLEWFAALG
LRWYALPAVSNMLLEIGGLEFSAAPFSGWYMSTEIGTRNLCDPHRYNILE
DVAVCMDLDTRTTSSLWKDKAAVEINLAVLHSFQLAKVTIVDHHAATVSF
MKHLDNEQKARGGCPADWAWIVPPISGSLTPVFHQEMVNYILSPAFRYQP
DPW

Ligand information

• Ligand ID: ZN
• InChI: InChI=1S/Zn/q+2
• InChIKey: PTFCDOFLOPIGGS-UHFFFAOYSA-N
• SMILES:
  CACTVS 3.341: [Zn++]
  ACDLabs 10.04
  OpenEye OEToolkits 1.5.0: [Zn+2]
• Formula: Zn
• Name: ZINC ION
• ChEMBL: CHEMBL1236970
• DrugBank: DB14532
• PDB chain: 3n5q Chain A Residue 900

Receptor-Ligand Complex Structure

Structure summary

• PDB: 3n5q Role of zinc in isoform-selective inhibitor binding to neuronal nitric oxide synthase .
• Resolution: 2.9 Å
• Binding residue (original residue number in PDB): C96 C101
• Binding residue (residue number reindexed from 1): C30 C35
• Annotation score: 1

Enzymatic activity

• Catalytic site (original residue number in PDB): C186 R189 W358 E363
• Catalytic site (residue number reindexed from 1): C107 R110 W279 E284
• Enzyme Commision number: 1.14.13.39: nitric-oxide synthase (NADPH).

Gene Ontology

Molecular Function

• GO:0004517 nitric-oxide synthase activity

Biological Process

• GO:0006809 nitric oxide biosynthetic process

External links

• PDB: RCSB:3n5q, PDBe:3n5q, PDBj:3n5q
• PDBsum: 3n5q
• PubMed: 21138269
• UniProt: P29473|NOS3_BOVIN Nitric oxide synthase 3 (Gene Name=NOS3)