PDBsum entry 6xk5

Oxidoreductase/inhibitor

PDB id: 6xk5

Contents

Protein chain

362 a.a.

Ligands

HEM

V4Y

GOL ×3

Metals

_CL

Waters ×200

PDB id:

6xk5

Name:

Oxidoreductase/inhibitor

Title:

Nitric oxide synthase from bacillus subtilis in complex with 7-((3- (((4-(6-aminopyridin-2-yl)butyl)amino)methyl)phenoxy)methyl)quinolin- 2-amine

Structure:

Nitric oxide synthase oxygenase. Chain: a. Synonym: nosoxy-like protein. Engineered: yes

Source:

Bacillus subtilis (strain 168). Organism_taxid: 224308. Strain: 168. Gene: nos, yflm, bsu07630. Expressed in: escherichia coli bl21(de3). Expression_system_taxid: 469008

Resolution:

1.87Å R-factor: 0.200 R-free: 0.247

Authors:

M.C.Lewis,T.L.Poulos

Key ref:

M.C.Lewis and t.l.poulos Selective anti-Mrsa inhibitors targeting nitric oxide synthase. To be published, .

Date:

25-Jun-20 Release date: 30-Jun-21

Protein chain

O34453  (NOSO_BACSU) -  Nitric oxide synthase oxygenase from Bacillus subtilis (strain 168)

Seq: 363 a.a.

Struc: 362 a.a.*

* PDB and UniProt seqs differ at 3 residue positions (black crosses)

Enzyme reactions

• Enzyme class: E.C.1.14.14.47 - nitric-oxide synthase (flavodoxin).
• Reaction: 3 reduced [flavodoxin] + 2 L-arginine + 4 O2 = 3 oxidized [flavodoxin] + 2 L-citrulline + 2 nitric oxide + 4 H2O + 5 H⁺
• Cofactor: 5,6,7,8-tetrahydrobiopterin; Ferriheme b

Molecule diagrams generated from .mol files obtained from the KEGG ftp site