4ZQC

Tryptophan Synthase from Salmonella typhimurium in complex with two molecules of N-(4'-trifluoromethoxybenzoyl)-2-amino-1-ethylphosphate (F6F) inhibitor in the alpha-site and a single F6F molecule in the beta-site at 1.54 Angstrom resolution.


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.54 Å
  • R-Value Free: 0.187
  • R-Value Work: 0.136

Literature

Macromolecules
Sequence Display for 4ZQC

Classification: LYASE / LYASE INHIBITOR

Total Structure Weight: 73812.90

Macromolecule Entities
Molecule Chains Length Organism Details
Tryptophan synthase alpha chain A 268 Salmonella enterica EC#: 4.2.1.20 IUBMB
Gene Name(s): trpA STM1727
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
Tryptophan synthase beta chain B 397 Salmonella enterica EC#: 4.2.1.20 IUBMB
Gene Name(s): trpB STM1726
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 4 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
F6F
Query on F6F

A, B 2-{[4-(TRIFLUOROMETHOXY)BENZOYL]AMINO}ETHYL DIHYDROGEN PHOSPHATE
F6, (Synonym)
C10 H11 F3 N O6 P
YAHFSBJEYPSDPU-UHFFFAOYSA-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)
DMS
Query on DMS

A, B DIMETHYL SULFOXIDE
C2 H6 O S
IAZDPXIOMUYVGZ-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
NA
Query on NA

B SODIUM ION
Na
FKNQFGJONOIPTF-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.54 Å
  • R-Value Free: 0.187
  • R-Value Work: 0.136
  • Space Group: C 1 2 1

Unit Cell:

Length (Å) Angle (°)
a = 183.53 α = 90.00
b = 58.63 β = 94.92
c = 67.22 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2015-05-08
  • Released Date: 2016-02-10
  • Deposition author(s): Hilario, E., Caulkins, B.G., Young, R.P., Dunn, M.F., Mueller, L.J., Fan, L.

Revision History

  • Version 1_0: 2016-02-10

    Type: Initial release

  • Version 1_1: 2017-09-27

    Type: Author supporting evidence, Database references, Derived calculations