1KAH

L-HISTIDINOL DEHYDROGENASE (HISD) STRUCTURE COMPLEXED WITH L-HISTIDINE (PRODUCT), ZN AND NAD (COFACTOR)

Structural Biology Knowledgebase: 1KAH SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.1 Å
  • R-Value Free: 0.286
  • R-Value Work: 0.252

Literature

Macromolecules
Sequence Display for 1KAH

Classification: OXIDOREDUCTASE

Total Structure Weight: 93250.66

Macromolecule Entities
Molecule Chains Length Organism Details
Histidinol dehydrogenase A, B 434 Escherichia coli EC#: 1.1.1.23 IUBMB
Mutation: M1M, V15E, M22M, M88M, M144M, R150S, M232M, M277M, S313L, M390M, V403L
Gene Name(s): hisD b2020 JW2002
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A HISTIDINE
C6 H10 N3 O2
HNDVDQJCIGZPNO-YFKPBYRVSA-O
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
ZN
Query on ZN

A, B ZINC ION
Zn
PTFCDOFLOPIGGS-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
Modified Residues 1 Unique
ID Chains Type Formula 2D Diagram Parent
MSE
Query on MSE
A, B L-PEPTIDE LINKING C5 H11 N O2 Se MET

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.1 Å
  • R-Value Free: 0.286
  • R-Value Work: 0.252
  • Space Group: P 21 21 21

Unit Cell:

Length (Å) Angle (°)
a = 55.26 α = 90.00
b = 109.09 β = 90.00
c = 157.94 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2001-11-02
  • Released Date: 2002-06-12
  • Deposition author(s): Barbosa, J.A.R.G., Sivaraman, J., Li, Y., Larocque, R., Matte, A., Schrag, J.D., Cygler, M.

Revision History

  • 2014-11-12
    Type: Function and keywords | Details: --
  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4