1CHW Transferase date Mar 30, 1999
title Chalcone Synthase From Alfalfa Complexed With Hexanoyl-Coa
authors J.L.Ferrer, J.Jez, M.E.Bowman, R.Dixon, J.P.Noel
compound source
Molecule: Protein (Chalcone Synthase)
Chain: A, B
Synonym: Chs
Ec: 2.3.1.74
Engineered: Yes
Mutation: Yes
 Organism_scientific: Medicago Sativa
Organism_taxid: 3879
symmetry Space Group: P 31 2 1
R_factor 0.213 R_Free 0.290
crystal
cell
length a length b length c angle alpha angle beta angle gamma
97.814 97.814 130.463 90.00 90.00 120.00
method X-Ray Diffractionresolution 1.90 Å
ligand HXC enzyme Transferase E.C.2.3.1.74 BRENDA
related structures by homologous chain: 1I8B, 1U0V
Gene
Ontology
ChainFunctionProcessComponent
A, B


Primary referenceStructure of chalcone synthase and the molecular basis of plant polyketide biosynthesis., Ferrer JL, Jez JM, Bowman ME, Dixon RA, Noel JP, Nat Struct Biol 1999 Aug;6(8):775-84. PMID:10426957
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (139 Kb) [Save to disk]
  • Biological Unit Coordinates (1chw.pdb1.gz) 132 Kb
  • LPC: Ligand-Protein Contacts for 1CHW
  • CSU: Contacts of Structural Units for 1CHW
  • Likely Quarternary Molecular Structure file(s) for 1CHW
  • Structure Factors (671 Kb)
  • Retrieve 1CHW in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1CHW from S2C, [Save to disk]
  • Re-refined 1chw structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
    • View 1CHW 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 1CHW
  • 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 1CHW, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1chwa1, region A:1-235 [Jmol] [rasmolscript] [script source]
        - Domain d1chwa2, region A:236-389 [Jmol] [rasmolscript] [script source]
        - Domain d1chwb1, region B:1-235 [Jmol] [rasmolscript] [script source]
        - Domain d1chwb2, region B:236-389 [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: [1chw_B] [1chw] [1chw_A]
  • SWISS-PROT database: [P30074]
  • Domain organization of [CHS2_MEDSA] by SWISSPFAM
    • Other resources with information on 1CHW
  • Community annotation for 1CHW 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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