7Y94 | pdb_00007y94

Crystal structure of Escherichia coli Adenine Phosphoribosyltransferase (APRT) in complex with Adenine


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.50 Å
  • R-Value Free: 
    0.193 (Depositor), 0.205 (DCC) 
  • R-Value Work: 
    0.171 (Depositor), 0.180 (DCC) 
  • R-Value Observed: 
    0.172 (Depositor) 

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

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Ligand Structure Quality Assessment 


This is version 1.2 of the entry. See complete history

Literature

Crystal structure of Escherichia coli Adenine Phosphoribosyltransferase (APRT) in complex with Adenine

Yadav, P.Kushwaha, G.S.Bhavesh, N.S.

To be published.

Macromolecule Content 

  • Total Structure Weight: 41 kDa 
  • Atom Count: 3,246 
  • Modeled Residue Count: 365 
  • Deposited Residue Count: 372 
  • Unique protein chains: 1

Macromolecules

Find similar proteins by:|  3D Structure
Entity ID: 1
MoleculeChains  Sequence LengthOrganismDetailsImage
Adenine phosphoribosyltransferase
A, B
186Escherichia coli K-12Mutation(s): 0 
Gene Names: aptb0469JW0458
EC: 2.4.2.7
UniProt
Find proteins for P69503 (Escherichia coli (strain K12))
Explore P69503 
Go to UniProtKB:  P69503
Entity Groups
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP69503
Sequence Annotations
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Reference Sequence

Small Molecules

Ligands 5 Unique
IDChains Name / Formula / InChI Key2D Diagram3D Interactions
ADE
(Subject of Investigation/LOI)

Query on ADE



Download:Ideal Coordinates CCD File
C [auth A],
J [auth B]
ADENINE
C5 H5 N5
GFFGJBXGBJISGV-UHFFFAOYSA-N
EDO

Query on EDO



Download:Ideal Coordinates CCD File
K [auth B]1,2-ETHANEDIOL
C2 H6 O2
LYCAIKOWRPUZTN-UHFFFAOYSA-N
ACT

Query on ACT



Download:Ideal Coordinates CCD File
D [auth A],
E [auth A]
ACETATE ION
C2 H3 O2
QTBSBXVTEAMEQO-UHFFFAOYSA-M
CL

Query on CL



Download:Ideal Coordinates CCD File
F [auth A],
G [auth A],
H [auth A],
L [auth B],
M [auth B]
CHLORIDE ION
Cl
VEXZGXHMUGYJMC-UHFFFAOYSA-M
NA

Query on NA



Download:Ideal Coordinates CCD File
I [auth A],
N [auth B]
SODIUM ION
Na
FKNQFGJONOIPTF-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.50 Å
  • R-Value Free:  0.193 (Depositor), 0.205 (DCC) 
  • R-Value Work:  0.171 (Depositor), 0.180 (DCC) 
  • R-Value Observed: 0.172 (Depositor) 
Space Group: P 1 21 1
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 44.656α = 90
b = 87.073β = 111.2
c = 47.83γ = 90
Software Package:
Software NamePurpose
REFMACrefinement
autoPROCdata reduction
Aimlessdata scaling
MOLREPphasing

Structure Validation

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Ligand Structure Quality Assessment 


Entry History 

& Funding Information

Deposition Data


Funding OrganizationLocationGrant Number
Indian Council of Medical ResearchIndiaBMI/11(45)/2020

Revision History  (Full details and data files)

  • Version 1.0: 2023-08-02
    Type: Initial release
  • Version 1.1: 2024-05-29
    Changes: Data collection
  • Version 1.2: 2026-03-04
    Changes: Refinement description, Structure summary