1AKB

STRUCTURAL BASIS FOR THE CATALYTIC ACTIVITY OF ASPARTATE AMINOTRANSFERASE K258H LACKING ITS PYRIDOXAL-5'-PHOSPHATE-BINDING LYSINE RESIDUE

Structural Biology Knowledgebase: 1AKB SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.3 Å
  • R-Value Observed: 0.178

Literature

Macromolecules
Sequence Display for 1AKB

Classification: TRANSFERASE(AMINOTRANSFERASE)

Total Structure Weight: 45366.11

Macromolecule Entities
Molecule Chains Length Organism Details
ASPARTATE AMINOTRANSFERASE A 401 Gallus gallus EC#: 2.6.1.1 IUBMB 2.6.1.7 IUBMB
Mutation: S47P, K258H
Gene Name(s): GOT2 Gene View
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 1 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
PPD
Query on PPD

A 2-[(3-HYDROXY-2-METHYL-5-PHOSPHONOOXYMETHYL- PYRIDIN-4-YLMETHYLENE)-AMINO]-SUCCINIC ACID
PYRIDOXYL-ASPARTIC ACID-5-MONOPHOSPHATE (Synonym)
C12 H17 N2 O9 P
UKHLSCZNRCHWTM-VIFPVBQESA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.3 Å
  • R-Value Observed: 0.178
  • Space Group: C 2 2 21

Unit Cell:

Length (Å) Angle (°)
a = 70.10 α = 90.00
b = 91.80 β = 90.00
c = 129.00 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1994-02-28
  • Released Date: 1994-07-31
  • Deposition author(s): Malashkevich, V.N., Jansonius, J.N.

Revision History

  • 2012-07-25
    Type: Polymer description | Details: Flag mutation and fix sequence advisory
  • 2011-07-13
    Type: Biological assembly | Details: Added software calculated values
  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4