1QOQ

CRYSTAL STRUCTURE OF WILD-TYPE TRYPTOPHAN SYNTHASE COMPLEXED WITH INDOLE GLYCEROL PHOSPHATE


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.8 Å
  • R-Value Free: 0.210
  • R-Value Work: 0.171

Literature

Macromolecules
Sequence Display for 1QOQ

Classification: LYASE

Total Structure Weight: 71934.72

Macromolecule Entities
Molecule Chains Length Organism Details
TRYPTOPHAN SYNTHASE ALPHA CHAIN A 268 Salmonella enterica EC#: 4.2.1.20 IUBMB
Details: NATURAL SUBSTRATE INDOLE GLYCEROL PHOSPHATE BOUND TO THE ALPHA SITE
Gene Name(s): trpA STM1727
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
TRYPTOPHAN SYNTHASE BETA CHAIN B 396 Salmonella enterica EC#: 4.2.1.20 IUBMB
Mutation: R34S, R175A
Gene Name(s): trpB STM1726
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A INDOLE-3-GLYCEROL PHOSPHATE
C11 H14 N O6 P
NQEQTYPJSIEPHW-MNOVXSKESA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
PLP
Query on PLP

B PYRIDOXAL-5'-PHOSPHATE
VITAMIN B6 Phosphate (Synonym)
C8 H10 N O6 P
NGVDGCNFYWLIFO-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.8 Å
  • R-Value Free: 0.210
  • R-Value Work: 0.171
  • Space Group: C 1 2 1

Unit Cell:

Length (Å) Angle (°)
a = 182.74 α = 90.00
b = 60.06 β = 94.48
c = 67.10 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1999-11-15
  • Released Date: 2000-11-10
  • Deposition author(s): Weyand, M., Schlichting, I.

Revision History

  • 2013-04-17
    Type: Derived calculations, Non-polymer description, Other, Source and taxonomy, Structure summary, Version format compliance