1T8O Hydrolase Hydrolase Inhibitor date May 13, 2004
title Crystal Structure Of The P1 Trp Bpti Mutant- Bovine Chymotry Complex
authors H.Czapinska, R.Helland, J.Otlewski, A.O.Smalas
compound source
Molecule: Chymotrypsin A
Chain: A, C
Ec: 3.4.21.1
Mutation: Yes
Organism_scientific: Bos Taurus
Organism_common: Cattle
Organism_taxid: 9913

Molecule: Pancreatic Trypsin Inhibitor
Chain: B, D
Synonym: Basic Protease Inhibitor, Bpi, Bpti, Aprotinin
Engineered: Yes

Organism_scientific: Bos Taurus
Organism_common: Cattle
Organism_taxid: 9913
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21 (De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Paed4
symmetry Space Group: P 61
R_factor 0.194 R_Free 0.207
crystal
cell
length a length b length c angle alpha angle beta angle gamma
100.230 100.230 204.650 90.00 90.00 120.00
method X-Ray Diffractionresolution 1.70 Å
ligand SO4 enzyme Hydrolase E.C.3.4.21.1 BRENDA
related structures by homologous chain: 1T8L, 3TGK, 4CHA
Gene
Ontology
ChainFunctionProcessComponent
A, C


D, B


Primary referenceCrystal structures of five bovine chymotrypsin complexes with P1 BPTI variants., Czapinska H, Helland R, Smalas AO, Otlewski J, J Mol Biol 2004 Dec 3;344(4):1005-20. PMID:15544809
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (108 Kb) [Save to disk]
  • Biological Unit Coordinates (1t8o.pdb1.gz) 54 Kb
  • Biological Unit Coordinates (1t8o.pdb2.gz) 53 Kb
  • Biological Unit Coordinates (1t8o.pdb3.gz) 103 Kb
  • Biological Unit Coordinates (1t8o.pdb4.gz) 103 Kb
  • Biological Unit Coordinates (1t8o.pdb5.gz) 54 Kb
  • Biological Unit Coordinates (1t8o.pdb6.gz) 53 Kb
  • LPC: Ligand-Protein Contacts for 1T8O
  • CSU: Contacts of Structural Units for 1T8O
  • Likely Quarternary Molecular Structure file(s) for 1T8O
  • Structure Factors (884 Kb)
  • Retrieve 1T8O in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1T8O from S2C, [Save to disk]
  • Re-refined 1t8o structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1T8O 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 1T8O
  • 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
  • 3D motif for 1T8O, from MSDmotif at EBI
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1t8o] [1t8o_D] [1t8o_C] [1t8o_A] [1t8o_B]
  • SWISS-PROT database: [P00974] [P00766]
  • Domain organization of [BPT1_BOVIN] [CTRA_BOVIN] by SWISSPFAM
  • Domains found in 1T8O: [KU] [Tryp_SPc ] by SMART
  • Other resources with information on 1T8O
  • Community annotation for 1T8O 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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