Structure of PDB 1dm8 Chain A

Receptor sequence
>1dm8A (length=416) Species: 9913 (Bos taurus) [Search protein sequence]
GPKFPRVKNWELGSITYDTLCAQSQQDGPCTPRRCLGSLVLPRKLQTRPS
PGPPPAEQLLSQARDFINQYYSSIKRSGSQAHEERLQEVEAEVASTGTYH
LRESELVFGAKQAWRNAPRCVGRIQWGKLQVFDARDCSSAQEMFTYICNH
IKYATNRGNLRSAITVFPQRAPGRGDFRIWNSQLVRYAGYRQQDGSVRGD
PANVEITELCIQHGWTPGNGRFDVLPLLLQAPDEAPELFVLPPELVLEVP
LEHPTLEWFAALGLRWYALPAVSNMLLEIGGLEFSAAPFSGWYMSTEIGT
RNLCDPHRYNILEDVAVCMDLDTRTTSSLWKDKAAVEINLAVLHSFQLAK
VTIVDHHAATVSFMKHLDNEQKARGGCPADWAWIVPPISGSLTPVFHQEM
VNYILSPAFRYQPDPW
3D structure
PDB1dm8 Efficient Formation of Nitric Oxide from Selective Oxidation of N-Aryl N'- Hydroxyguanidines by Inducible Nitric Oxide Synthase
ChainA
Resolution2.25 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) C186 R189 W358 E363
Catalytic site (residue number reindexed from 1) C120 R123 W292 E297
Enzyme Commision number 1.14.13.39: nitric-oxide synthase (NADPH).
Interaction with ligand
Site
#
Ligand Ligand
chain
Binding residues on receptor
(original residue number in PDB)
Binding residues on receptor
(residue number reindexed from 1)
Binding affinity
BS01 ZN A C96 C101 C30 C35
BS02 HEM A W180 C186 M341 F355 W358 E363 W449 F475 Y477 W114 C120 M275 F289 W292 E297 W383 F409 Y411
BS03 H4B A S104 R367 A448 W449 S38 R301 A382 W383
BS04 TZC A P336 F355 S356 G357 E363 P270 F289 S290 G291 E297
BS05 H4B A W447 F462 W381 F396
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:1dm8, PDBe:1dm8, PDBj:1dm8
PDBsum1dm8
PubMed
UniProtP29473|NOS3_BOVIN Nitric oxide synthase 3 (Gene Name=NOS3)

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