1NSI

HUMAN INDUCIBLE NITRIC OXIDE SYNTHASE, ZN-BOUND, L-ARG COMPLEX


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.55 Å
  • R-Value Free: 0.243
  • R-Value Work: 0.209

Literature

Macromolecules
Sequence Display for 1NSI

Classification: OXIDOREDUCTASE

Total Structure Weight: 204317.66

Macromolecule Entities
Molecule Chains Length Organism Details
PROTEIN (NITRIC OXIDE SYNTHASE) A, B, C, D 431 Homo sapiens EC#: 1.14.13.39 IUBMB
Fragment: HEME DOMAIN
Gene Name(s): NOS2 Gene View NOS2A
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 6 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
HEM
Query on HEM

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

A, B, C, D ARGININE
C6 H15 N4 O2
ODKSFYDXXFIFQN-BYPYZUCNSA-O
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
SO4
Query on SO4

A, B, C, D SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
GOL
Query on GOL

A, B, C, D GLYCEROL
2, (Synonym)
C3 H8 O3
PEDCQBHIVMGVHV-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
ZN
Query on ZN

A, C ZINC ION
Zn
PTFCDOFLOPIGGS-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.55 Å
  • R-Value Free: 0.243
  • R-Value Work: 0.209
  • Space Group: P 43 21 2

Unit Cell:

Length (Å) Angle (°)
a = 187.35 α = 90.00
b = 187.35 β = 90.00
c = 227.49 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1999-01-10
  • Released Date: 2000-01-07
  • Deposition author(s): Li, H., Raman, C.S., Glaser, C.B., Blasko, E., Young, T.A., Parkinson, J.F., Whitlow, M., Poulos, T.L.

Revision History

  • Version 1_0: 2000-01-07

    Type: Initial release

  • Version 1_1: 2008-04-27

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Non-polymer description, Version format compliance