2P20 Ligase date Mar 06, 2007
title Acetyl-Coa Synthetase, R584a Mutation
authors A.S.Reger, A.M.Gulick
compound source
Molecule: Acetyl-Coenzyme A Synthetase
Chain: A, B
Synonym: Acetate-Coa Ligase, Acyl-Activating Enzyme
Engineered: Yes
Mutation: Yes
Organism_scientific: Salmonella Typhimurium
Organism_taxid: 602
Strain: Typhi
Gene: Acs
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Ptyb1
symmetry Space Group: P 21 21 21
R_factor 0.176 R_Free 0.230
length a length b length c angle alpha angle beta angle gamma
91.837 95.408 164.708 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.22 Å
ligand PRX enzyme Ligase E.C. BRENDA
A, B

Primary referenceBiochemical and Crystallographic Analysis of Substrate Binding and Conformational Changes in Acetyl-CoA Synthetase(,)., Reger AS, Carney JM, Gulick AM, Biochemistry. 2007 Jun 5;46(22):6536-46. Epub 2007 May 12. PMID:17497934
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (215 Kb) [Save to disk]
  • Biological Unit Coordinates (2p20.pdb1.gz) 108 Kb
  • Biological Unit Coordinates (2p20.pdb2.gz) 106 Kb
  • LPC: Ligand-Protein Contacts for 2P20
  • CSU: Contacts of Structural Units for 2P20
  • Likely Quarternary Molecular Structure file(s) for 2P20
  • Structure Factors (548 Kb)
  • Retrieve 2P20 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2P20 from S2C, [Save to disk]
  • Re-refined 2p20 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2P20 in 3D
  • Proteopedia, because life has more than 2D.
  • On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure.
  • On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.
  • Visual 3D analysis of 2P20
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Electron Density related parameters from EDS Electron Density Server, at Upsala
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 2P20, from MSDmotif at EBI
  • Fold representative 2p20 from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2p20_A] [2p20_B] [2p20]
  • SWISS-PROT database: [Q8ZKF6]
  • Domain organization of [ACSA_SALTY] by SWISSPFAM
  • Other resources with information on 2P20
  • Community annotation for 2P20 at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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