1HYH Oxidoreductase (Choh(D)-Nad+(A)) date Jun 05, 1995
title Crystal Structure Of L-2-Hydroxyisocaproate Dehydrogenase Fr Lactobacillus Confusus At 2.2 Angstroms Resolution-An Examp Strong Asymmetry Between Subunits
authors K.Niefind, H.J.Hecht, D.Schomburg
compound source
Molecule: L-2-Hydroxyisocaproate Dehydrogenase
Chain: A, B, C, D
Synonym: L-Hicdh
Engineered: Yes
Organism_scientific: Weissella Confusa
Organism_taxid: 1583
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Jm103
Expression_system_plasmid: Phl6
Other_details: German Collection Of Microorganisms (Dsm) Nu 20196, Cell Plasm
symmetry Space Group: P 32 2 1
R_Free 0.250
length a length b length c angle alpha angle beta angle gamma
135.900 135.900 205.900 90.00 90.00 120.00
method X-Ray Diffractionresolution 2.20 Å
ligand NAD, SO4 enzyme Oxidoreductase E.C. BRENDA
A, D, C, B

Primary referenceCrystal structure of L-2-hydroxyisocaproate dehydrogenase from Lactobacillus confusus at 2.2 A resolution. An example of strong asymmetry between subunits., Niefind K, Hecht HJ, Schomburg D, J Mol Biol 1995 Aug 11;251(2):256-81. PMID:7643402
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (181 Kb) [Save to disk]
  • Biological Unit Coordinates (1hyh.pdb1.gz) 174 Kb
  • LPC: Ligand-Protein Contacts for 1HYH
  • CSU: Contacts of Structural Units for 1HYH
  • Likely Quarternary Molecular Structure file(s) for 1HYH
  • Structure Factors (1993 Kb)
  • Retrieve 1HYH in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1HYH from S2C, [Save to disk]
  • Re-refined 1hyh structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1HYH 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 1HYH
  • 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 1HYH, from MSDmotif at EBI
  • Genome occurence of 1HYH's fold from GeneCensus
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1hyha2, region A:167-329 [Jmol] [rasmolscript] [script source]
        - Domain d1hyha1, region A:21-166 [Jmol] [rasmolscript] [script source]
        - Domain d1hyhb2, region B:167-326 [Jmol] [rasmolscript] [script source]
        - Domain d1hyhb1, region B:21-166 [Jmol] [rasmolscript] [script source]
        - Domain d1hyhc2, region C:167-329 [Jmol] [rasmolscript] [script source]
        - Domain d1hyhc1, region C:21-166 [Jmol] [rasmolscript] [script source]
        - Domain d1hyhd2, region D:167-329 [Jmol] [rasmolscript] [script source]
        - Domain d1hyhd1, region D:21-166 [Jmol] [rasmolscript] [script source]
  • Fold representative 1hyh 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: [1hyh_B] [1hyh] [1hyh_C] [1hyh_A] [1hyh_D]
  • SWISS-PROT database: [P14295]
  • Domain organization of [DHL2_LACCO] by SWISSPFAM
  • Other resources with information on 1HYH
  • Community annotation for 1HYH 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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