1FP4

CRYSTAL STRUCTURE OF THE ALPHA-H195Q MUTANT OF NITROGENASE


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.5 Å
  • R-Value Free: 0.240
  • R-Value Work: 0.184

Literature

Macromolecules
Sequence Display for 1FP4

Classification: OXIDOREDUCTASE

Total Structure Weight: 233227.70

Macromolecule Entities
Molecule Chains Length Organism Details
NITROGENASE MOLYBDENUM-IRON PROTEIN ALPHA CHAIN A, C 492 Azotobacter vinelandii EC#: 1.18.6.1 IUBMB
Mutation: H195Q
Gene Name(s): nifD
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
NITROGENASE MOLYBDENUM-IRON PROTEIN BETA CHAIN B, D 523 Azotobacter vinelandii EC#: 1.18.6.1 IUBMB
Gene Name(s): nifK
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A, C FE-MO-S CLUSTER
Fe7 Mo S9
UZRXIPMKRKMLQF-VGXFRCDIAP
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CLP
Query on CLP

A, C FE-S CLUSTER
Fe8 S8
MJXAKWFPOPRKKV-WNHSYQNGAD
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
HCA
Query on HCA

A, C 3-HYDROXY-3-CARBOXY-ADIPIC ACID
C7 H10 O7
XKJVEVRQMLKSMO-SSDOTTSWSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CA
Query on CA

B, D CALCIUM ION
Ca
BHPQYMZQTOCNFJ-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.5 Å
  • R-Value Free: 0.240
  • R-Value Work: 0.184
  • Space Group: P 1 21 1

Unit Cell:

Length (Å) Angle (°)
a = 107.20 α = 90.00
b = 130.20 β = 111.20
c = 80.40 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2000-08-30
  • Released Date: 2002-11-20
  • Deposition author(s): Sorlie, M., Christiansen, J., Lemon, B.J., Peters, J.W., Dean, D.R., Hales, B.J.

Revision History

  • 2008-04-27
    Type: Version format compliance
  • 2011-07-13
    Type: Version format compliance