1KKR

CRYSTAL STRUCTURE OF CITROBACTER AMALONATICUS METHYLASPARTATE AMMONIA LYASE CONTAINING (2S,3S)-3-METHYLASPARTIC ACID

Structural Biology Knowledgebase: 1KKR SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.1 Å
  • R-Value Free: 0.223
  • R-Value Work: 0.177

Literature

Macromolecules
Sequence Display for 1KKR

Classification: LYASE

Total Structure Weight: 92176.51

Macromolecule Entities
Molecule Chains Length Organism Details
3-METHYLASPARTATE AMMONIA-LYASE A, B 413 Citrobacter amalonaticus EC#: 4.3.1.2 IUBMB
Gene Name(s):
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A (2S,3S)-3-methyl-aspartic acid
C5 H9 N O4
LXRUAYBIUSUULX-HRFVKAFMSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
MG
Query on MG

A, B MAGNESIUM ION
Mg
JLVVSXFLKOJNIY-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: 0.223
  • R-Value Work: 0.177
  • Space Group: C 2 2 2

Unit Cell:

Length (Å) Angle (°)
a = 129.54 α = 90.00
b = 238.93 β = 90.00
c = 66.27 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2001-12-10
  • Released Date: 2002-01-30
  • Deposition author(s): Levy, C.W., Buckley, P.A., Sedelnikova, S., Kato, K., Asano, Y., Rice, D.W., Baker, P.J.

Revision History

  • 2014-11-19
    Type: Linkage | Details: --
  • 2011-07-13
    Type: Non-polymer description | Details: chemical name/synonym update
  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4