6AT1

STRUCTURAL CONSEQUENCES OF EFFECTOR BINDING TO THE T STATE OF ASPARTATE CARBAMOYLTRANSFERASE. CRYSTAL STRUCTURES OF THE UNLIGATED AND ATP-, AND CTP-COMPLEXED ENZYMES AT 2.6-ANGSTROMS RESOLUTION


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.6 Å
  • R-Value Work: 0.160

Literature

Macromolecules
Sequence Display for 6AT1

Classification: TRANSFERASE (CARBAMOYL-P ASPARTATE)

Total Structure Weight: 102950.13

Macromolecule Entities
Molecule Chains Length Organism Details
ASPARTATE CARBAMOYLTRANSFERASE (T STATE), CATALYTIC CHAIN A, C 310 Escherichia coli EC#: 2.1.3.2 IUBMB
Mutation: E60Q, E147Q, Q149E, Q196E
Gene Name(s): pyrB b4245 JW4204
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
ASPARTATE CARBAMOYLTRANSFERASE REGULATORY CHAIN B, D 153 Escherichia coli Mutation: Q8G
Gene Name(s): pyrI b4244 JW4203
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

B, D ZINC ION
Zn
PTFCDOFLOPIGGS-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.6 Å
  • R-Value Observed:
  • Space Group: P 3 2 1

Unit Cell:

Length (Å) Angle (°)
a = 122.00 α = 90.00
b = 122.00 β = 90.00
c = 142.00 γ = 120.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1990-04-26
  • Released Date: 1990-10-15
  • Deposition author(s): Stevens, R.C., Gouaux, J.E., Lipscomb, W.N.
  • Previous versions: 4ATC

Revision History

  • Version 1_0: 1990-10-15

    Type: Initial release

  • Version 1_1: 2008-03-03

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Derived calculations, Version format compliance