1EK4 Transferase date Mar 06, 2000
title Beta-Ketoacyl [Acyl Carrier Protein] Synthase I In Complex W Dodecanoic Acid To 1.85 Resolution
authors J.G.Olsen, A.Kadziola, M.Siggaard-Andersen, P.Von Wettstein-Kno S.Larsen
compound source
Molecule: Beta-Ketoacyl [Acyl Carrier Protein] Synthase I
Chain: A, B, C, D
Synonym: Kas I
Ec: 2.3.1.41
Mutation: Yes
 Organism_scientific: Escherichia Coli
Organism_taxid: 562
symmetry Space Group: P 21 21 21
R_factor 0.173 R_Free 0.196
crystal
cell
length a length b length c angle alpha angle beta angle gamma
59.640 142.260 213.740 90.00 90.00 90.00
method X-Ray Diffractionresolution 1.85 Å
ligand DAO enzyme Transferase E.C.2.3.1.41 BRENDA
related structures by homologous chain: 1OEQ, 2BUH
Gene
Ontology
ChainFunctionProcessComponent
A, D, C, B


Primary referenceStructures of beta-ketoacyl-acyl carrier protein synthase I complexed with fatty acids elucidate its catalytic machinery., Olsen JG, Kadziola A, von Wettstein-Knowles P, Siggaard-Andersen M, Larsen S, Structure (Camb) 2001 Mar 7;9(3):233-43. PMID:11286890
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (260 Kb) [Save to disk]
  • Biological Unit Coordinates (1ek4.pdb1.gz) 126 Kb
  • Biological Unit Coordinates (1ek4.pdb2.gz) 127 Kb
  • LPC: Ligand-Protein Contacts for 1EK4
  • CSU: Contacts of Structural Units for 1EK4
  • Likely Quarternary Molecular Structure file(s) for 1EK4
  • Retrieve 1EK4 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1EK4 from S2C, [Save to disk]
    • View 1EK4 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 1EK4
  • Ramachandran plot from PDBSum
    • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 1EK4, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1ek4a1, region A:1-253 [Jmol] [rasmolscript] [script source]
        - Domain d1ek4a2, region A:254-406 [Jmol] [rasmolscript] [script source]
        - Domain d1ek4b1, region B:1-253 [Jmol] [rasmolscript] [script source]
        - Domain d1ek4b2, region B:254-406 [Jmol] [rasmolscript] [script source]
        - Domain d1ek4c1, region C:1-253 [Jmol] [rasmolscript] [script source]
        - Domain d1ek4c2, region C:254-406 [Jmol] [rasmolscript] [script source]
        - Domain d1ek4d1, region D:1-253 [Jmol] [rasmolscript] [script source]
        - Domain d1ek4d2, region D:254-406 [Jmol] [rasmolscript] [script source]
  • Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH
  • Summaries and structural analyses of PDB data files from PDBSum
  • Identification of Protein Pockets & Cavities at CASTp
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1ek4_C] [1ek4_A] [1ek4] [1ek4_D] [1ek4_B]
  • SWISS-PROT database: [P0A953]
  • Domain organization of [FABB_ECOLI] by SWISSPFAM
    • Other resources with information on 1EK4
  • Community annotation for 1EK4 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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