4IMU

Structure of rat neuronal nitric oxide synthase in complex with 6,6'-((5-(aminomethyl)-1,3-phenylene)bis(ethane-2,1-diyl))bis(4-methylpyridin-2-amine)

Structural Biology Knowledgebase: 4IMU SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.03 Å
  • R-Value Free: 0.225
  • R-Value Work: 0.184

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 4IMU

Classification: Oxidoreductase / Oxidoreductase inhibitor

Total Structure Weight: 100548.61

Macromolecule Entities
Molecule Chains Length Organism Details
Nitric oxide synthase, brain A, B 422 Rattus norvegicus EC#: 1.14.13.39 IUBMB
Fragment: unp residues 297-718
Gene Name(s): Nos1 Bnos

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

A, B PROTOPORPHYRIN IX CONTAINING FE
HEME (Synonym)
C34 H32 Fe N4 O4
KABFMIBPWCXCRK-RGGAHWMASA-L
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
1ET
Query on 1ET

A, B 6,6'-{[5-(aminomethyl)benzene-1,3-diyl]diethane- 2,1-diyl}bis(4-methylpyridin-2-amine)
C23 H29 N5
JCCJTHWRJDOXTL-UHFFFAOYSA-N
Ligand Explorer
 
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
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
ZN
Query on ZN

A, B ZINC ION
Zn
PTFCDOFLOPIGGS-UHFFFAOYSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
ACT
Query on ACT

A, B ACETATE ION
C2 H3 O2
QTBSBXVTEAMEQO-UHFFFAOYSA-M
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CL
Query on CL

A, B CHLORIDE ION
Cl
VEXZGXHMUGYJMC-UHFFFAOYSA-M
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
1ET Ki: 53 nM (100) BindingDB

Ki: 53 nM  BindingMOAD
N/A in PDBbind
H4B Kd: 1120 nM (96) BindingDB

N/A in BindingMoad
N/A in PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.03 Å
  • R-Value Free: 0.225
  • R-Value Work: 0.184
  • Space Group: P 21 21 21

Unit Cell:

Length (Å) Angle (°)
a = 51.91 α = 90.00
b = 110.22 β = 90.00
c = 163.85 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2013-01-03
  • Released Date: 2013-04-24
  • Deposition author(s): Li, H., Poulos, T.L.

Revision History

No revisions since initial release