Structure of PDB 1lzx Chain A

Receptor sequence
>1lzxA (length=407) Species: 10116 (Rattus norvegicus) [Search protein sequence]
RFLKVKNWETDVVLTDTLHLKSTLETGCTEHICMGSIMLPTKDQLFPLAK
EFLDQYYSSIKRFGSKAHMDRLEEVNKEIESTSTYQLKDTELIYGAKHAW
RNASRCVGRIQWSKLQVFDARDCTTAHGMFNYICNHVKYATNKGNLRSAI
TIFPQRTDGKHDFRVWNSQLIRYAGYKQPDGSTLGDPANVQFTEICIQQG
WKAPRGRFDVLPLLLQANGNDPELFQIPPELVLEVPIRHPKFDWFKDLGL
KWYGLPAVSNMLLEIGGLEFSACPFSGWYMGTEIGVRDYCDNSRYNILEE
VAKKMDLDMRKTSSLWKDQALVEINIAVLYSFQSDKVTIVDHHSATESFI
KHMENEYRCRGGCPADWVWIVPPMSGSITPVFHQEMLNYRLTPSFEYQPD
PWNTHVW
3D structure
PDB1lzx The Novel Binding Mode of N-Alkyl-N'-Hydroxyguanidine to Neuronal Nitric Oxide Synthase Provides Mechanistic Insights into NO Biosynthesis
ChainA
Resolution2.0 Å
3D
structure
Catalytic site residues are labeled in the structure
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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 ZN A C326 C331 C28 C33
BS02 HEM A W409 C415 M570 F584 S585 G586 W587 E592 W678 F704 Y706 W100 C106 M261 F275 S276 G277 W278 E283 W369 F395 Y397
BS03 H4B A S334 R596 V677 W678 S36 R287 V368 W369
BS04 HAR A Q478 V567 G586 Y588 E592 D597 Q169 V258 G277 Y279 E283 D288
BS05 H4B A F691 H692 E694 F382 H383 E385
Gene Ontology
Molecular Function
GO:0004517 nitric-oxide synthase activity
GO:0020037 heme binding
Biological Process
GO:0006809 nitric oxide biosynthetic process

View graph for
Molecular Function
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Biological Process
External links
PDB RCSB:1lzx, PDBe:1lzx, PDBj:1lzx
PDBsum1lzx
PubMed12437343
UniProtP29476|NOS1_RAT Nitric oxide synthase 1 (Gene Name=Nos1)

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