Structure of PDB 1nse Chain B Binding Site BS03

Receptor Information
>1nse Chain B (length=414) Species: 9913 (Bos taurus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
KFPRVKNWELGSITYDTLCAQSQQDGPCTPRRCLGSLVLPRKLQTRPSPG
PPPAEQLLSQARDFINQYYSSIKRSGSQAHEERLQEVEAEVASTGTYHLR
ESELVFGAKQAWRNAPRCVGRIQWGKLQVFDARDCSSAQEMFTYICNHIK
YATNRGNLRSAITVFPQRAPGRGDFRIWNSQLVRYAGYRQQDGSVRGDPA
NVEITELCIQHGWTPGNGRFDVLPLLLQAPDEAPELFVLPPELVLEVPLE
HPTLEWFAALGLRWYALPAVSNMLLEIGGLEFSAAPFSGWYMSTEIGTRN
LCDPHRYNILEDVAVCMDLDTRTTSSLWKDKAAVEINLAVLHSFQLAKVT
IVDHHAATVSFMKHLDNEQKARGGCPADWAWIVPPISGSLTPVFHQEMVN
YILSPAFRYQPDPW
Ligand information
Ligand IDH4B
InChIInChI=1S/C9H15N5O3/c1-3(15)6(16)4-2-11-7-5(12-4)8(17)14-9(10)13-7/h3-4,6,12,15-16H,2H2,1H3,(H4,10,11,13,14,17)/t3-,4+,6-/m0/s1
InChIKeyFNKQXYHWGSIFBK-RPDRRWSUSA-N
SMILES
SoftwareSMILES
ACDLabs 10.04O=C1C=2NC(CNC=2N=C(N1)N)C(O)C(O)C
OpenEye OEToolkits 1.5.0CC(C(C1CNC2=C(N1)C(=O)NC(=N2)N)O)O
OpenEye OEToolkits 1.5.0C[C@@H]([C@@H]([C@H]1CNC2=C(N1)C(=O)NC(=N2)N)O)O
CACTVS 3.341C[C@H](O)[C@H](O)[C@H]1CNC2=C(N1)C(=O)NC(=N2)N
CACTVS 3.341C[CH](O)[CH](O)[CH]1CNC2=C(N1)C(=O)NC(=N2)N
FormulaC9 H15 N5 O3
Name5,6,7,8-TETRAHYDROBIOPTERIN
ChEMBLCHEMBL1201774
DrugBankDB00360
ZINCZINC000013585233
PDB chain1nse Chain B Residue 600 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB1nse Crystal structure of constitutive endothelial nitric oxide synthase: a paradigm for pterin function involving a novel metal center.
Resolution1.9 Å
Binding residue
(original residue number in PDB)		S104 R367 A448 W449
Binding residue
(residue number reindexed from 1)		S36 R299 A380 W381
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) C186 R189 W358 E363
Catalytic site (residue number reindexed from 1) C118 R121 W290 E295
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

View graph for
Molecular Function
View graph for
Biological Process
External links
PDB RCSB:1nse, PDBe:1nse, PDBj:1nse
PDBsum1nse
PubMed9875848
UniProtP29473|NOS3_BOVIN Nitric oxide synthase 3 (Gene Name=NOS3)

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