1AX4

TRYPTOPHANASE FROM PROTEUS VULGARIS

Structural Biology Knowledgebase: 1AX4 SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.1 Å
  • R-Value Free: 0.227
  • R-Value Work: 0.187

Literature

Macromolecules
Sequence Display for 1AX4

Classification: TRYPTOPHAN BIOSYNTHESIS

Total Structure Weight: 211315.23

Macromolecule Entities
Molecule Chains Length Organism Details
TRYPTOPHANASE A, B, C, D 467 Proteus vulgaris EC#: 4.1.99.1 IUBMB
Mutation: K266X
Details: PYRIDOXAL 5'-DEPENDENT ENZYME, REQUIRES MONOVALENT CATIONS FOR ACTIVITY, DEGRADES L-TRYPTOPHAN TO INDOLE, PYRUVATE AND AMMONIA
Gene Name(s): tnaA
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A, B, C, D POTASSIUM ION
K
NPYPAHLBTDXSSS-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
Modified Residues 1 Unique
ID Chains Type Formula 2D Diagram Parent
LLP
Query on LLP
A, B, C, D L-PEPTIDE LINKING C14 H22 N3 O7 P LYS

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.1 Å
  • R-Value Free: 0.227
  • R-Value Work: 0.187
  • Space Group: P 21 21 21
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 114.99 α = 90.00
b = 118.23 β = 90.00
c = 153.68 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1997-10-28
  • Released Date: 1998-01-28
  • Deposition author(s): Isupov, M.N., Antson, A.A., Dodson, E.J., Dodson, G.G., Dementieva, I.S., Zakomirdina, L.N., Wilson, K.S., Dauter, Z., Lebedev, A.A., Harutyunyan, E.H.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4