8AT1

CRYSTAL STRUCTURES OF ASPARTATE CARBAMOYLTRANSFERASE LIGATED WITH PHOSPHONOACETAMIDE, MALONATE, AND CTP OR ATP AT 2.8-ANGSTROMS RESOLUTION AND NEUTRAL P*H

• PDB DOI: https://doi.org/10.2210/pdb8AT1/pdb

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


• Deposited: 1989-09-22 Released: 1990-10-15 
• Deposition Author(s): Gouaux, J.E., Stevens, R.C., Lipscomb, W.N.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.80 Å
• R-Value Work: 0.167 

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: 104.88 kDa 
• Atom Count: 7,196 
• Modelled Residue Count: 912 
• Deposited Residue Count: 926 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
ASPARTATE CARBAMOYLTRANSFERASE (R STATE), CATALYTIC CHAIN	A, C	310	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, D	153	Escherichia coli	Mutation(s): 0
UniProt
Find proteins for P0A7F3 (Escherichia coli (strain K12)) Explore P0A7F3  Go to UniProtKB:  P0A7F3

Oligosaccharides

Help

Entity ID: 3
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose	E, F	2		N/A
Glycosylation Resources
GlyTouCan:  G07411ON GlyCosmos:  G07411ON

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
CTP	I [auth B], L [auth D]	CYTIDINE-5'-TRIPHOSPHATE C9 H16 N3 O14 P3 PCDQPRRSZKQHHS-XVFCMESISA-N
PCT	G [auth A], J [auth C]	PHOSPHONOACETAMIDE C2 H6 N O4 P AKVIWWJLBFWFLM-UHFFFAOYSA-N
ZN	H [auth B], K [auth D]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N

Biologically Interesting Molecules (External Reference) 1 Unique

Entity ID: 3
ID	Chains	Name	Type/Class	2D Diagram	3D Interactions
PRD_900001	E, F	alpha-maltose	Oligosaccharide / Nutrient

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.80 Å
• R-Value Work: 0.167 
• Space Group: P 3 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 122.2	α = 90
b = 122.2	β = 90
c = 155.2	γ = 120

Software Package:

Software Name	Purpose
X-PLOR	refinement

Structure Validation

Entry History 

Deposition Data

• Released Date: 1990-10-15 
Deposition Author(s): Gouaux, J.E., Stevens, R.C., Lipscomb, W.N.

Revision History  

• Version 1.0: 1990-10-15
  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
• Version 1.3: 2017-11-29
  Changes: Advisory, Derived calculations, Other
• Version 2.0: 2020-07-29
  Type: Remediation
  Reason: Carbohydrate remediation
  Changes: Advisory, Atomic model, Data collection, Database references, Derived calculations, Non-polymer description, Structure summary
• Version 2.1: 2024-02-14
  Changes: Data collection, Database references, Structure summary