1NHQ

CRYSTALLOGRAPHIC ANALYSES OF NADH PEROXIDASE CYS42ALA AND CYS42SER MUTANTS: ACTIVE SITE STRUCTURE, MECHANISTIC IMPLICATIONS, AND AN UNUSUAL ENVIRONMENT OF ARG303

Structural Biology Knowledgebase: 1NHQ SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.0 Å
  • R-Value Observed: 0.183

Literature

Macromolecules
Sequence Display for 1NHQ

Classification: OXIDOREDUCTASE (H2O2(A))

Total Structure Weight: 50469.34

Macromolecule Entities
Molecule Chains Length Organism Details
NADH PEROXIDASE A 447 Enterococcus faecalis EC#: 1.11.1.1 IUBMB
Mutation: C42S
Gene Name(s): npr EF_1211
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A FLAVIN-ADENINE DINUCLEOTIDE
C27 H33 N9 O15 P2
VWWQXMAJTJZDQX-UYBVJOGSSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
SO4
Query on SO4

A SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.0 Å
  • R-Value Observed: 0.183
  • Space Group: I 2 2 2

Unit Cell:

Length (Å) Angle (°)
a = 77.60 α = 90.00
b = 135.10 β = 90.00
c = 146.50 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1994-12-09
  • Released Date: 1995-02-14
  • Deposition author(s): Mande, S.S., Claiborne, A., Hol, W.G.J.

Revision History

  • 2012-03-28
    Type: Polymer description | Details: --
  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4
  • 2011-07-13
    Type: Biological assembly | Details: Added software calculated values