2RA3 Hydrolase Hydrolase Inhibitor date Sep 14, 2007
title Human Cationic Trypsin Complexed With Bovine Pancreatic Trypsin Inhibitor (Bpti)
authors M.A.Salameh, A.S.Soares, E.S.Radisky
compound source
Molecule: Trypsin-1
Chain: A, B
Synonym: Trypsin I, Cationic Trypsinogen, Serine Protease 1;
Ec: 3.4.21.4
Engineered: Yes
Mutation: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Prss1, Trp1, Try1, Tryp1
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Rosetta2(De3)

Molecule: Pancreatic Trypsin Inhibitor
Chain: I, C
Synonym: Basic Protease Inhibitor, Bpi, Bpti, Aprotinin

Organism_scientific: Bos Taurus
Organism_common: Cattle
Organism_taxid: 9913
Strain: A1153
symmetry Space Group: C 2 2 21
R_factor 0.153 R_Free 0.178
crystal
cell
length a length b length c angle alpha angle beta angle gamma
91.183 186.546 90.187 90.00 90.00 90.00
method X-Ray Diffractionresolution 1.46 Å
ligand CA, SO4 enzyme Hydrolase E.C.3.4.21.4 BRENDA
Gene
Ontology
ChainFunctionProcessComponent
A, B


C, I


Primary referenceStructural Basis for Accelerated Cleavage of Bovine Pancreatic Trypsin Inhibitor (BPTI) by Human Mesotrypsin., Salameh MA, Soares AS, Hockla A, Radisky ES, J Biol Chem. 2008 Feb 15;283(7):4115-23. Epub 2007 Dec 12. PMID:18077447
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (205 Kb) [Save to disk]
  • Biological Unit Coordinates (2ra3.pdb1.gz) 199 Kb
  • Biological Unit Coordinates (2ra3.pdb2.gz) 394 Kb
  • LPC: Ligand-Protein Contacts for 2RA3
  • CSU: Contacts of Structural Units for 2RA3
  • Likely Quarternary Molecular Structure file(s) for 2RA3
  • Structure Factors (866 Kb)
  • Retrieve 2RA3 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2RA3 from S2C, [Save to disk]
  • Re-refined 2ra3 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2RA3 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 2RA3
  • 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 2RA3, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1u2ra3, region A:561-725 [Jmol] [rasmolscript] [script source]
  • Fold representative 2ra3 from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2ra3_B] [2ra3] [2ra3_C] [2ra3_I] [2ra3_A]
  • SWISS-PROT database: [P00974] [P07477]
  • Domain organization of [BPT1_BOVIN] [TRY1_HUMAN] by SWISSPFAM
  • Domains found in 2RA3: [KU] [Tryp_SPc ] by SMART
  • Alignments of the sequence of 2RA3 with the sequences similar proteins can be viewed for 2RA3's classification [BPT1_BOVIN] [TRY1_HUMAN] at ProtoMap. Click on "Neighbors List", then on the "See Alignments" button below the list.
  • A sequence distance tree ("phylogenetic tree") can be viewed for 1ACL's classification [BPT1_BOVIN] [TRY1_HUMAN] at ProtoMap. Click on the Cluster number.
  • Other resources with information on 2RA3
  • Community annotation for 2RA3 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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