Structure of PDB 5ad6 Chain A

Receptor sequence

>5ad6A (length=407) Species: 10116 (Rattus norvegicus)

RFLKVKNWETDVVLTDTLHLKSTLETGCTEHICMGSIMLPTKDQLFPLAK
EFLDQYYSSIKRFGSKAHMDRLEEVNKEIESTSTYQLKDTELIYGAKHAW
RNASRCVGRIQWSKLQVFDARDCTTAHGMFNYICNHVKYATNKGNLRSAI
TIFPQRTDGKHDFRVWNSQLIRYAGYKQPDGSTLGDPANVQFTEICIQQG
WKAPRGRFDVLPLLLQANGNDPELFQIPPELVLEVPIRHPKFDWFKDLGL
KWYGLPAVSNMLLEIGGLEFSACPFSGWYMGTEIGVRDYCDNSRYNILEE
VAKKMDLDMRKTSSLWKDQALVEINIAVLYSFQSDKVTIVDHHSATESFI
KHMENEYRCRGGCPADWVWIVPPMSGSITPVFHQEMLNYRLTPSFEYQPD
PWNTHVW

3D structure

• PDB: 5ad6 Phenyl Ether- and Aniline-Containing 2-Aminoquinolines as Potent and Selective Inhibitors of Neuronal Nitric Oxide Synthase.
• Chain: A
• Resolution: 2.005 Å

Enzymatic activity

• Catalytic site (original residue number in PDB): C415 R418 W587 E592
• Catalytic site (residue number reindexed from 1): C106 R109 W278 E283
• 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	HEM	A	W409 R414 C415 V416 F584 W587 W678 F704 Y706	W100 R105 C106 V107 F275 W278 W369 F395 Y397
BS02	H4B	A	S334 R596 V677 W678	S36 R287 V368 W369
BS03	7M3	A	V567 N569 M570 W587 E592	V258 N260 M261 W278 E283	MOAD: Ki=0.179uM BindingDB: Ki=21.0nM
BS04	H4B	A	F691 H692 Q693 E694	F382 H383 Q384 E385
BS05	ZN	A	C326 C331	C28 C33

Gene Ontology

Molecular Function

• GO:0004517 nitric-oxide synthase activity

Biological Process

• GO:0006809 nitric oxide biosynthetic process

External links

• PDB: RCSB:5ad6, PDBe:5ad6, PDBj:5ad6
• PDBsum: 5ad6
• PubMed: 26469213
• UniProt: P29476|NOS1_RAT Nitric oxide synthase 1 (Gene Name=Nos1)