1HT6 Hydrolase date Dec 29, 2000
title Crystal Structure At 1.5a Resolution Of The Barley Alpha-Amy Isozyme 1
authors X.Robert, R.Haser, N.Aghajari
compound source
Molecule: Alpha-Amylase Isozyme 1
Chain: A
Synonym: Amy1
Ec: 3.2.1.1
Engineered: Yes
Organism_scientific: Hordeum Vulgare
Organism_taxid: 4513
Expression_system: Pichia Pastoris
Expression_system_taxid: 4922
symmetry Space Group: P 21 21 2
R_factor 0.136 R_Free 0.163
crystal
cell
length a length b length c angle alpha angle beta angle gamma
88.360 72.820 61.740 90.00 90.00 90.00
method X-Ray Diffractionresolution 1.50 Å
ligand CA, EDO enzyme Hydrolase E.C.3.2.1.1 BRENDA
note 1HT6 is a representative structure
related structures by homologous chain: 1AVA
Gene
Ontology
ChainFunctionProcessComponent
A


Primary referenceThe structure of barley alpha-amylase isozyme 1 reveals a novel role of domain C in substrate recognition and binding: a pair of sugar tongs., Robert X, Haser R, Gottschalk TE, Ratajczak F, Driguez H, Svensson B, Aghajari N, Structure (Camb) 2003 Aug;11(8):973-84. PMID:12906828
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (86 Kb) [Save to disk]
  • Biological Unit Coordinates (1ht6.pdb1.gz) 81 Kb
  • LPC: Ligand-Protein Contacts for 1HT6
  • CSU: Contacts of Structural Units for 1HT6
  • Likely Quarternary Molecular Structure file(s) for 1HT6
  • Structure Factors (971 Kb)
  • Retrieve 1HT6 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1HT6 from S2C, [Save to disk]
  • Re-refined 1ht6 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1HT6 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 1HT6
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Conformational Epitope Prediction for 1HT6 from the CEP Server.
  • Electron Density related parameters from EDS Electron Density Server, at Upsala
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 1HT6, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1ht6a2, region A:1-347 [Jmol] [rasmolscript] [script source]
        - Domain d1ht6a1, region A:348-404 [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: [1ht6] [1ht6_A]
  • SWISS-PROT database: [P00693]
  • Domain organization of [AMY1_HORVU] by SWISSPFAM
  • Domains found in 1HT6: [Aamy] [Alpha-amyl_C2 ] by SMART
  • Other resources with information on 1HT6
  • Community annotation for 1HT6 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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