1H4W Hydrolase date May 15, 2001
title Structure Of Human Trypsin Iv (Brain Trypsin)
authors G.Katona, G.I.Berglund, J.Hajdu, L.Graf, L.Szilagyi
compound source
Molecule: Trypsin Iva
Chain: A
Engineered: Yes
Other_details: Benzamidine
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Variant: A Form
Organ: Brain
Expression_system: Escherichia Coli
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet17b
symmetry Space Group: P 41 21 2
R_factor 0.188 R_Free 0.203
length a length b length c angle alpha angle beta angle gamma
56.683 56.683 143.210 90.00 90.00 90.00
method X-Ray Diffractionresolution 1.70 Å
ligand BEN, CA BindingDB enzyme Hydrolase E.C. BRENDA
related structures by homologous chain: 1O36, 1TGT

Primary referenceCrystal structure reveals basis for the inhibitor resistance of human brain trypsin., Katona G, Berglund GI, Hajdu J, Graf L, Szilagyi L, J Mol Biol 2002 Feb 1;315(5):1209-18. PMID:11827488
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (43 Kb) [Save to disk]
  • Biological Unit Coordinates (1h4w.pdb1.gz) 39 Kb
  • LPC: Ligand-Protein Contacts for 1H4W
  • CSU: Contacts of Structural Units for 1H4W
  • Likely Quarternary Molecular Structure file(s) for 1H4W
  • Structure Factors (298 Kb)
  • Retrieve 1H4W in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1H4W from S2C, [Save to disk]
  • Re-refined 1h4w structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1H4W 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 1H4W
  • 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 1H4W, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1h4wa_, region A [Jmol] [rasmolscript] [script source]
  • Fold representative 1h4w 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: [1h4w_A] [1h4w]
  • SWISS-PROT database: [P35030]
  • Domain organization of [TRY3_HUMAN] by SWISSPFAM
  • Domain found in 1H4W: [Tryp_SPc ] by SMART
  • Other resources with information on 1H4W
  • Community annotation for 1H4W 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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