2ATC

CRYSTAL AND MOLECULAR STRUCTURES OF NATIVE AND CTP-LIGANDED ASPARTATE CARBAMOYLTRANSFERASE FROM ESCHERICHIA COLI

• PDB DOI: https://doi.org/10.2210/pdb2ATC/pdb

• Classification: TRANSFERASE (CARBAMOYL-P,ASPARTATE)
• Organism(s): Escherichia coli
• Mutation(s): No 


• Deposited: 1982-03-24 Released: 1982-12-07 
• Deposition Author(s): Honzatko, R.B., Crawford, J.L., Monaco, H.L., Ladner, J.E., Edwards, B.F.P., Evans, D.R., Warren, S.G., Wiley, D.C., Ladner, R.C., Lipscomb, W.N.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 3.00 Å
• R-Value Work: 0.270 

Literature

Crystal and molecular structures of native and CTP-liganded aspartate carbamoyltransferase from Escherichia coli.

Honzatko, R.B., Crawford, J.L., Monaco, H.L., Ladner, J.E., Ewards, B.F., Evans, D.R., Warren, S.G., Wiley, D.C., Ladner, R.C., Lipscomb, W.N.

(1982) J Mol Biol 160: 219-263

• PubMed: 6757446 
• DOI: https://doi.org/10.1016/0022-2836(82)90175-9
• Primary Citation of Related Structures:  
  2ATC

Biological Assembly 1  

Global Symmetry: Dihedral - D3  (Explore in 3D)
Global Stoichiometry: Hetero 12-mer - A6B6 

Biological assembly 1 assigned by authors and generated by PISA,PQS (software)

Macromolecule Content

• Total Structure Weight: 50.63 kDa 
• Atom Count: 3,511 
• Modelled Residue Count: 457 
• Deposited Residue Count: 457 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
ASPARTATE CARBAMOYLTRANSFERASE, CATALYTIC CHAIN	A	305	Escherichia coli	Mutation(s): 0  EC: 2.1.3.2
UniProt
Find proteins for P0A786 (Escherichia coli (strain K12)) Explore P0A786  Go to UniProtKB:  P0A786

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
ASPARTATE CARBAMOYLTRANSFERASE, REGULATORY CHAIN	B	152	Escherichia coli	Mutation(s): 0
UniProt
Find proteins for P0A7F3 (Escherichia coli (strain K12)) Explore P0A7F3  Go to UniProtKB:  P0A7F3

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
ZN	C [auth B]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 3.00 Å
• R-Value Work: 0.270 
• Space Group: H 3 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 131.7	α = 90
b = 131.7	β = 90
c = 199.2	γ = 120

Software Package:

Software Name	Purpose
PROLSQ	refinement

Structure Validation

Entry History 

Deposition Data

• Released Date: 1982-12-07 
Deposition Author(s): Honzatko, R.B., Crawford, J.L., Monaco, H.L., Ladner, J.E., Edwards, B.F.P., Evans, D.R., Warren, S.G., Wiley, D.C., Ladner, R.C., Lipscomb, W.N.

Revision History  

• Version 1.0: 1982-12-07
  Type: Initial release
  
• Version 1.1: 2008-03-03
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Derived calculations, Version format compliance