1ICU

THE STRUCTURE OF ESCHERICHIA COLI NITROREDUCTASE COMPLEXED WITH NICOTINIC ACID

Structural Biology Knowledgebase: 1ICU SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.8 Å
  • R-Value Free: 0.238
  • R-Value Work: 0.226

Literature

Macromolecules
Sequence Display for 1ICU

Classification: OXIDOREDUCTASE

Total Structure Weight: 98067.29

Macromolecule Entities
Molecule Chains Length Organism Details
OXYGEN-INSENSITIVE NAD(P)H NITROREDUCTASE A, B, C, D 217 Escherichia coli EC#: 5.4.99.5 IUBMB
Gene Name(s): nfsB dprA nfnB nfsI ntr b0578 JW0567
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A, B, C, D FLAVIN MONONUCLEOTIDE
RIBOFLAVIN MONOPHOSPHATE (Synonym)
C17 H21 N4 O9 P
FVTCRASFADXXNN-SCRDCRAPSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
NIO
Query on NIO

A, B, C, D NICOTINIC ACID
C6 H5 N O2
PVNIIMVLHYAWGP-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.8 Å
  • R-Value Free: 0.238
  • R-Value Work: 0.226
  • Space Group: P 1 21 1

Unit Cell:

Length (Å) Angle (°)
a = 72.01 α = 90.00
b = 57.62 β = 103.66
c = 116.98 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2001-04-02
  • Released Date: 2001-04-18
  • Deposition author(s): Lovering, A.L., Hyde, E.I., Searle, P.F., White, S.A.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4