2CNU

Atomic resolution structure of SAICAR-synthase from Saccharomyces cerevisiae complexed with aspartic acid


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.05 Å
  • R-Value Free: 0.159 
  • R-Value Work: 0.132 

wwPDB Validation 3D Report Full Report


This is version 1.1 of the entry. See complete history

Literature

Saicar Synthase: Substrate Recognition, Conformational Flexibility and Catalysis.

Urusova, D.V.Antonyuk, S.V.Grebenko, A.I.Levdikov, V.M.Barynin, V.V.Popov, A.N.Lamzin, V.S.Melik-Adamyan, W.R.

To be published.

Macromolecules

Find similar proteins by: Sequence  |  Structure

Entity ID: 1
MoleculeChainsSequence LengthOrganismDetails
PHOSPHORIBOSYLAMINOIMIDAZOLE-SUCCINOCARBOXAMIDE SYNTHASE
A
306Saccharomyces cerevisiae (strain ATCC 204508 / S288c)Mutation(s): 0 
Gene Names: ADE1
EC: 6.3.2.6
Find proteins for P27616 (Saccharomyces cerevisiae (strain ATCC 204508 / S288c))
Go to UniProtKB:  P27616
Small Molecules
Ligands 2 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
SO4
Query on SO4

Download SDF File 
Download CCD File 
A
SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
 Ligand Interaction
ASP
Query on ASP

Download SDF File 
Download CCD File 
A
ASPARTIC ACID
C4 H7 N O4
CKLJMWTZIZZHCS-REOHCLBHSA-N
 Ligand Interaction
Modified Residues  1 Unique
IDChainsTypeFormula2D DiagramParent
ACE
Query on ACE
A
NON-POLYMERC2 H4 O

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Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.05 Å
  • R-Value Free: 0.159 
  • R-Value Work: 0.132 
  • Space Group: P 21 21 21
Unit Cell:
Length (Å)Angle (°)
a = 61.023α = 90.00
b = 62.497β = 90.00
c = 78.273γ = 90.00
Software Package:
Software NamePurpose
MOLREPphasing
REFMACrefinement
SCALEPACKdata scaling
DENZOdata reduction

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History 

Deposition Data

Revision History 

  • Version 1.0: 2006-06-07
    Type: Initial release
  • Version 1.1: 2013-09-04
    Type: Atomic model, Derived calculations, Non-polymer description, Other, Structure summary, Version format compliance