3P95	Hydrolase Hydrolase Inhibitor	date	Oct 15, 2010
title	Human Mesotrypsin Complexed With Bovine Pancreatic Trypsin I Variant (Bpti-K15rr17d)
authors	M.A.Salameh, A.S.Soares, E.S.Radisky
compound		source
Molecule: Prss3 Protein Chain: A Ec: 3.4.21.4 Engineered: Yes Mutation: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Prss3 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21(De3)
Molecule: Pancreatic Trypsin Inhibitor Chain: E Fragment: Unp Residues 36-93 Synonym: Aprotinin, Basic Protease Inhibitor, Bpi, Bpti Engineered: Yes Mutation: Yes		Organism_scientific: Bos Taurus Organism_common: Bovine,Cow,Domestic Cattle,Domestic Cow Organism_taxid: 9913 Expression_system: Pichia Pastoris Expression_system_taxid: 4922
symmetry	Space Group: P 1 21 1	R_factor 0.111 R_Free 0.132
crystal cell	length a length b length c angle alpha angle beta angle gamma 43.915 39.095 68.460 90.00 100.13 90.00
method	X-Ray Diffraction	resolution	1.30 Å
ligand	CA	enzyme	Hydrolase E.C.3.4.21.4 BRENDA
Gene Ontology	Chain Function Process Component A E
Primary reference	The P2' residue is a key determinant of mesotrypsin specificity: Engineering a high affinity inhibitor with anticancer activity., Salameh MA, Soares AS, Hockla A, Radisky DC, Radisky ES, Biochem J. 2011 Aug 2. PMID:21806544

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (145 Kb) [Save to disk] Biological Unit Coordinates (3p95.pdb1.gz) 139 Kb LPC: Ligand-Protein Contacts for 3P95 CSU: Contacts of Structural Units for 3P95 Structure Factors (587 Kb) Retrieve 3P95 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3P95 from S2C, [Save to disk] Re-refined 3p95 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

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Visual 3D analysis of 3P95

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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 3P95, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3p95] [3p95_A] [3p95_E] SWISS-PROT database: Domain organization of by SWISSPFAM Domains found in 3P95: [KU] [Tryp_SPc ] by SMART

Other resources with information on 3P95

Community annotation for 3P95 at PDBWiki (http://pdbwiki.org)

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