1DHK Complex (Hydrolase Inhibitor) date Oct 14, 1996
title Structure Of Porcine Pancreatic Alpha-Amylase
authors C.Bompard-Gilles, F.Payan
compound source
Molecule: Porcine Pancreatic Alpha-Amylase
Chain: A
Synonym: Ppa
Organism_scientific: Sus Scrofa
Organism_common: Pig
Organism_taxid: 9823
Organ: Pancreas

Molecule: Bean Lectin-Like Inhibitor
Chain: B

Organism_scientific: Phaseolus Vulgaris
Organism_taxid: 3885
Organ: Seed
symmetry Space Group: C 1 2 1
R_factor 0.183 R_Free 0.220
length a length b length c angle alpha angle beta angle gamma
151.600 79.400 68.000 90.00 91.54 90.00
method X-Ray Diffractionresolution 1.85 Å
ligand CA, CL, NAG, PCA enzyme Hydrolase E.C. BRENDA
related structures by homologous chain: 1HNY, 1KBK, 1VIW

  • alpha-amylase inhibitor acti...

  • Primary referenceSubstrate mimicry in the active center of a mammalian alpha-amylase: structural analysis of an enzyme-inhibitor complex., Bompard-Gilles C, Rousseau P, Rouge P, Payan F, Structure 1996 Dec 15;4(12):1441-52. PMID:8994970
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (155 Kb) [Save to disk]
  • Biological Unit Coordinates (1dhk.pdb1.gz) 293 Kb
  • LPC: Ligand-Protein Contacts for 1DHK
  • CSU: Contacts of Structural Units for 1DHK
  • Likely Quarternary Molecular Structure file(s) for 1DHK
  • Retrieve 1DHK in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1DHK from S2C, [Save to disk]
  • View 1DHK 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 1DHK
  • 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 1DHK, from MSDmotif at EBI
  • Genome occurence of 1DHK's fold from GeneCensus
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1dhka2, region A:1-403 [Jmol] [rasmolscript] [script source]
        - Domain d1dhka1, region A:404-496 [Jmol] [rasmolscript] [script source]
        - Domain d1dhkb_, region B [Jmol] [rasmolscript] [script source]
  • Fold representative 1dhk 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: [1dhk_A] [1dhk] [1dhk_B]
  • SWISS-PROT database: [P00690] [P02873]
  • Domain organization of [AMYP_PIG] [LEA1_PHAVU] by SWISSPFAM
  • Domains found in 1DHK: [Aamy] [Aamy_C ] by SMART
  • Other resources with information on 1DHK
  • Community annotation for 1DHK 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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