1QW6

Rat neuronal nitric oxide synthase oxygenase domain in complex with N-omega-propyl-L-Arg.


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.1 Å
  • R-Value Free: 0.243
  • R-Value Work: 0.195

Literature

Macromolecules
Sequence Display for 1QW6

Classification: OXIDOREDUCTASE

Total Structure Weight: 49720.64

Macromolecule Entities
Molecule Chains Length Organism Details
Nitric-oxide synthase, brain A 420 Rattus norvegicus EC#: 1.14.13.39 IUBMB
Fragment: residues 298-716
Gene Name(s): Nos1 Bnos
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 4 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
HEM
Query on HEM

A PROTOPORPHYRIN IX CONTAINING FE
HEME (Synonym)
C34 H32 Fe N4 O4
KABFMIBPWCXCRK-RGGAHWMASA-L
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
H4B
Query on H4B

A 5,6,7,8-TETRAHYDROBIOPTERIN
C9 H15 N5 O3
FNKQXYHWGSIFBK-RPDRRWSUSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
3AR
Query on 3AR

A N-OMEGA-PROPYL-L-ARGININE
C9 H21 N4 O2
AOMXURITGZJPKB-ZETCQYMHSA-O
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
ZN
Query on ZN

A ZINC ION
Zn
PTFCDOFLOPIGGS-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
H4B Kd: 1120 nM (96) BindingDB

N/A in BindingMoad
N/A in PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.1 Å
  • R-Value Free: 0.243
  • R-Value Work: 0.195
  • Space Group: C 2 2 21

Unit Cell:

Length (Å) Angle (°)
a = 45.00 α = 90.00
b = 108.90 β = 90.00
c = 164.77 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2003-09-01
  • Released Date: 2003-12-09
  • Deposition author(s): Fedorov, R., Hartmann, E., Ghosh, D.K., Schlichting, I.

Revision History

  • Version 1_0: 2003-12-09

    Type: Initial release

  • Version 1_1: 2008-04-29

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Derived calculations, Version format compliance

  • Version 1_3: 2017-10-11

    Type: Refinement description