1SZU Transferase date Apr 06, 2004
title The Structure Of Gamma-Aminobutyrate Aminotransferase Mutant
authors W.Liu, P.E.Peterson, J.A.Langston, X.Jin, X.Zhou, A.J.Fisher, M.D.
compound source
Molecule: 4-Aminobutyrate Aminotransferase
Chain: A, B, C, D
Synonym: Gamma-Amino-N-Butyrate Transaminase, Gaba Transami
Glutamate: Succinic Semialdehyde Transaminase, Gaba Aminotra Gaba-At;
Ec: 2.6.1.19
Engineered: Yes
Mutation: Yes
Organism_scientific: Escherichia Coli
Organism_taxid: 562
Gene: Gabt, B2662
Expression_system: Escherichia Coli
Expression_system_taxid: 562
symmetry Space Group: P 32 2 1
R_factor 0.154 R_Free 0.202
crystal
cell
length a length b length c angle alpha angle beta angle gamma
108.200 108.200 301.660 90.00 90.00 120.00
method X-Ray Diffractionresolution 2.52 Å
ligand EDO, PLP, PMP, SO4 enzyme Transferase E.C.2.6.1.19 BRENDA
related structures by homologous chain: 1SF2, 1SZK
Gene
Ontology
ChainFunctionProcessComponent
A, D, C, B


Primary referenceKinetic and Crystallographic Analysis of Active Site Mutants of Escherichia coligamma-Aminobutyrate Aminotransferase., Liu W, Peterson PE, Langston JA, Jin X, Zhou X, Fisher AJ, Toney MD, Biochemistry 2005 Mar 1;44(8):2982-92. PMID:15723541
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (289 Kb) [Save to disk]
  • Biological Unit Coordinates (1szu.pdb1.gz) 276 Kb
  • LPC: Ligand-Protein Contacts for 1SZU
  • CSU: Contacts of Structural Units for 1SZU
  • Likely Quarternary Molecular Structure file(s) for 1SZU
  • Structure Factors (578 Kb)
  • Retrieve 1SZU in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1SZU from S2C, [Save to disk]
  • Re-refined 1szu structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1SZU 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 1SZU
  • 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
  • 3D motif for 1SZU, from MSDmotif at EBI
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1szu] [1szu_C] [1szu_D] [1szu_A] [1szu_B]
  • SWISS-PROT database: [P22256]
  • Domain organization of [GABT_ECOLI] by SWISSPFAM
  • Other resources with information on 1SZU
  • Community annotation for 1SZU 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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