1B0K Lyase date Nov 11, 1998
title S642a:Fluorocitrate Complex Of Aconitase
authors S.J.Lloyd, H.Lauble, G.S.Prasad, C.D.Stout
compound source
Molecule: Protein (Aconitase)
Chain: A
Synonym: Citrate Hydro-Lyase
Engineered: Yes
Mutation: Yes
Organism_scientific: Sus Scrofa
Organism_common: Pig
Organism_taxid: 9823
Strain: Bl21 De3
Organ: Heart
Organelle: Mitochondria
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21 De3
Expression_system_plasmid: Puc118
symmetry Space Group: B 1 1 2
R_factor 0.172 R_Free NULL
length a length b length c angle alpha angle beta angle gamma
187.800 72.300 74.100 90.00 90.00 77.60
method X-Ray Diffractionresolution 2.50 Å
ligand FLC, O, SF4 enzyme Lyase E.C. BRENDA
note 1B0K supersedes 1AS9
related structures by homologous chain: 1B0J, 6ACN

Primary referenceThe mechanism of aconitase: 1.8 A resolution crystal structure of the S642a:citrate complex., Lloyd SJ, Lauble H, Prasad GS, Stout CD, Protein Sci 1999 Dec;8(12):2655-62. PMID:10631981
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (129 Kb) [Save to disk]
  • Biological Unit Coordinates (1b0k.pdb1.gz) 124 Kb
  • LPC: Ligand-Protein Contacts for 1B0K
  • CSU: Contacts of Structural Units for 1B0K
  • Likely Quarternary Molecular Structure file(s) for 1B0K
  • Retrieve 1B0K in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1B0K from S2C, [Save to disk]
  • View 1B0K 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 1B0K
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 1B0K, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1b0ka2, region A:2-528 [Jmol] [rasmolscript] [script source]
        - Domain d1b0ka1, region A:529-754 [Jmol] [rasmolscript] [script source]
  • Fold representative 1b0k from FSSP and Dali (Families of Structurally Similar Proteins)
  • 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: [1b0k_A] [1b0k]
  • SWISS-PROT database: [P16276]
  • Domain organization of [ACON_PIG] by SWISSPFAM
  • Other resources with information on 1B0K
  • Community annotation for 1B0K 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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