3A9I Transferase Transferase Inhibitor date Oct 28, 2009
title Crystal Structure Of Homocitrate Synthase From Thermus Therm Complexed With Lys
authors T.Okada, T.Tomita, T.Kuzuyama, M.Nishiyama
compound source
Molecule: Homocitrate Synthase
Chain: A
Ec: 2.3.3.14
Engineered: Yes
Organism_scientific: Thermus Thermophilus
Organism_taxid: 262724
Strain: Hb27
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Bl21(De3) Ril-Codonplus
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet-26b(+)
symmetry Space Group: C 2 2 21
R_factor 0.171 R_Free 0.213
crystal
cell
length a length b length c angle alpha angle beta angle gamma
80.281 96.025 77.082 90.00 90.00 90.00
method X-Ray Diffractionresolution 1.80 Å
ligand CO, LYS enzyme Transferase E.C.2.3.3.14 BRENDA
Gene
Ontology
ChainFunctionProcessComponent
A


Primary referenceMechanism of substrate recognition and insight into feedback inhibition of homocitrate synthase from thermus thermophilus., Okada T, Tomita T, Wulandari AP, Kuzuyama T, Nishiyama M, J Biol Chem. 2009 Dec 7. PMID:19996101
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (64 Kb) [Save to disk]
  • Biological Unit Coordinates (3a9i.pdb1.gz) 116 Kb
  • LPC: Ligand-Protein Contacts for 3A9I
  • CSU: Contacts of Structural Units for 3A9I
  • Structure Factors (215 Kb)
  • Retrieve 3A9I in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 3A9I from S2C, [Save to disk]
  • Re-refined 3a9i structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 3A9I 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 3A9I
  • 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 3A9I, from MSDmotif at EBI
  • Fold representative 3a9i from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [3a9i] [3a9i_A]
  • SWISS-PROT database: [O87198]
  • Domain organization of [HOSC_THET2] by SWISSPFAM
  • Other resources with information on 3A9I
  • Community annotation for 3A9I 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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