2CNQ

Atomic resolution structure of SAICAR-synthase from Saccharomyces cerevisiae complexed with ADP, AICAR, succinate


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1 Å
  • R-Value Free: 0.130 
  • R-Value Work: 0.115 

wwPDB Validation 3D Report Full Report


This is version 2.0 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 6 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
SO4
Query on SO4

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

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Download CCD File 
A
SUCCINIC ACID
C4 H6 O4
KDYFGRWQOYBRFD-UHFFFAOYSA-N
 Ligand Interaction
ADP
Query on ADP

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Download CCD File 
A
ADENOSINE-5'-DIPHOSPHATE
C10 H15 N5 O10 P2
XTWYTFMLZFPYCI-KQYNXXCUSA-N
 Ligand Interaction
AMZ
Query on AMZ

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Download CCD File 
A
AMINOIMIDAZOLE 4-CARBOXAMIDE RIBONUCLEOTIDE
AICAR
C9 H15 N4 O8 P
NOTGFIUVDGNKRI-UUOKFMHZSA-N
 Ligand Interaction
MG
Query on MG

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Download CCD File 
A
MAGNESIUM ION
Mg
JLVVSXFLKOJNIY-UHFFFAOYSA-N
 Ligand Interaction
AMP
Query on AMP

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Download CCD File 
A
ADENOSINE MONOPHOSPHATE
C10 H14 N5 O7 P
UDMBCSSLTHHNCD-KQYNXXCUSA-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 Å
  • R-Value Free: 0.130 
  • R-Value Work: 0.115 
  • Space Group: P 21 21 21
Unit Cell:
Length (Å)Angle (°)
a = 60.683α = 90.00
b = 61.851β = 90.00
c = 76.893γ = 90.00
Software Package:
Software NamePurpose
SCALEPACKdata scaling
DENZOdata reduction
REFMACrefinement
MOLREPphasing

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History 

Deposition Data

Revision History 

  • Version 1.0: 2006-06-08
    Type: Initial release
  • Version 1.1: 2011-05-08
    Type: Version format compliance
  • Version 1.2: 2011-07-13
    Type: Version format compliance
  • Version 2.0: 2018-12-19
    Type: Advisory, Atomic model, Data collection, Derived calculations