1EC7 Lyase date Jan 25, 2000
title E. Coli Glucarate Dehydratase Native Enzyme
authors A.M.Gulick, B.K.Hubbard, J.A.Gerlt, I.Rayment
compound source
Molecule: Glucarate Dehydratase
Chain: A, B, C, D
Ec: 4.2.1.40
Engineered: Yes
Organism_scientific: Escherichia Coli
Organism_taxid: 562
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_plasmid: Pet
symmetry Space Group: P 1
R_factor
R_Free NULL
crystal
cell
length a length b length c angle alpha angle beta angle gamma
71.250 84.550 98.920 103.30 94.00 113.10
method X-Ray Diffractionresolution 1.90 Å
ligand IPA, MG enzyme Lyase E.C.4.2.1.40 BRENDA
related structures by homologous chain: 1EC8
Gene
Ontology
ChainFunctionProcessComponent
A, D, C, B


Primary referenceEvolution of enzymatic activities in the enolase superfamily: crystallographic and mutagenesis studies of the reaction catalyzed by D-glucarate dehydratase from Escherichia coli., Gulick AM, Hubbard BK, Gerlt JA, Rayment I, Biochemistry 2000 Apr 25;39(16):4590-602. PMID:10769114
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (289 Kb) [Save to disk]
  • Biological Unit Coordinates (1ec7.pdb1.gz) 283 Kb
  • LPC: Ligand-Protein Contacts for 1EC7
  • CSU: Contacts of Structural Units for 1EC7
  • Likely Quarternary Molecular Structure file(s) for 1EC7
  • Structure Factors (1787 Kb)
  • Retrieve 1EC7 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1EC7 from S2C, [Save to disk]
  • Re-refined 1ec7 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1EC7 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 1EC7
  • 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 1EC7, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1ec7a1, region A:138-446 [Jmol] [rasmolscript] [script source]
        - Domain d1ec7a2, region A:5-137 [Jmol] [rasmolscript] [script source]
        - Domain d1ec7b1, region B:138-446 [Jmol] [rasmolscript] [script source]
        - Domain d1ec7b2, region B:5-137 [Jmol] [rasmolscript] [script source]
        - Domain d1ec7c1, region C:138-446 [Jmol] [rasmolscript] [script source]
        - Domain d1ec7c2, region C:5-137 [Jmol] [rasmolscript] [script source]
        - Domain d1ec7d1, region D:138-446 [Jmol] [rasmolscript] [script source]
        - Domain d1ec7d2, region D:4-137 [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: [1ec7_A] [1ec7_B] [1ec7] [1ec7_C] [1ec7_D]
  • SWISS-PROT database: [P0AES2]
  • Domain organization of [GUDH_ECOLI] by SWISSPFAM
  • Domain found in 1EC7: [MR_MLE ] by SMART
  • Other resources with information on 1EC7
  • Community annotation for 1EC7 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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