4HTC Hydrolase Hydrolase Inhibitor date Jun 25, 1993
title The Refined Structure Of The Hirudin-Thrombin Complex
authors A.Tulinsky, T.J.Rydel, W.Bode, R.Huber
compound source
Molecule: Alpha-Thrombin (Small Subunit)
Chain: L
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606

Molecule: Alpha-Thrombin (Large Subunit)
Chain: H
Engineered: Yes

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606

Molecule: Hirudin Variant 2
Chain: I
Engineered: Yes

Organism_scientific: Hirudo Medicinalis
Organism_common: Medicinal Leech
Organism_taxid: 6421
symmetry Space Group: P 43 21 2
length a length b length c angle alpha angle beta angle gamma
90.540 90.540 132.040 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.30 Å
ligand NAG enzyme Hydrolase E.C. BRENDA
related structures by homologous chain: 1BBR, 1ETS, 1HRT

  • serine-type endopeptidase in...

  • L

    Primary referenceRefined structure of the hirudin-thrombin complex., Rydel TJ, Tulinsky A, Bode W, Huber R, J Mol Biol 1991 Sep 20;221(2):583-601. PMID:1920434
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (67 Kb) [Save to disk]
  • Biological Unit Coordinates (4htc.pdb1.gz) 61 Kb
  • Biological Unit Coordinates (4htc.pdb2.gz) 121 Kb
  • LPC: Ligand-Protein Contacts for 4HTC
  • CSU: Contacts of Structural Units for 4HTC
  • Likely Quarternary Molecular Structure file(s) for 4HTC
  • Retrieve 4HTC in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 4HTC from S2C, [Save to disk]
  • View 4HTC 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 4HTC
  • 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 4HTC, from MSDmotif at EBI
  • Genome occurence of 4HTC's fold from GeneCensus
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d4htci_, region I [Jmol] [rasmolscript] [script source]
        - Domain d4htc.1, region L:,H [Jmol] [rasmolscript] [script source]
  • Fold representative 4htc 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: [4htc] [4htc_I] [4htc_L] [4htc_H]
  • SWISS-PROT database: [P09945] [P00734]
  • Domain organization of [HIRV2_HIRME] [THRB_HUMAN] by SWISSPFAM
  • Domain found in 4HTC: [Tryp_SPc ] by SMART
  • Other resources with information on 4HTC
  • Community annotation for 4HTC 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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