2FTL	Hydrolase Hydrolase Inhibitor	date	Jan 24, 2006
title	Crystal Structure Of Trypsin Complexed With Bpti At 100k
authors	W.M.Hanson, M.P.Horvath, D.P.Goldenberg
compound		source
Molecule: Cationic Trypsin Chain: E Synonym: Beta-Trypsin Ec: 3.4.21.4		Organism_scientific: Bos Taurus Organism_common: Cattle Organism_taxid: 9913
Molecule: Pancreatic Trypsin Inhibitor Chain: I Fragment: Bpti Synonym: Basic Protease Inhibitor, Bpi, Bpti, Aprotinin Engineered: Yes		Organism_scientific: Bos Taurus Organism_common: Cattle Organism_taxid: 9913 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Hb101 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pti103
symmetry	Space Group: I 2 2 2	R_factor 0.214 R_Free 0.227
crystal cell	length a length b length c angle alpha angle beta angle gamma 74.726 81.906 124.261 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.62 Å
ligand	CA, EDO, IAS, NA, SO4	enzyme	Hydrolase E.C.3.4.21.4 BRENDA
Gene Ontology	Chain Function Process Component E I
Primary reference	Rigidification of a flexible protease inhibitor variant upon binding to trypsin., Hanson WM, Domek GJ, Horvath MP, Goldenberg DP, J Mol Biol. 2007 Feb 9;366(1):230-43. Epub 2006 Nov 7. PMID:17157870

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (58 Kb) [Save to disk] Biological Unit Coordinates (2ftl.pdb1.gz) 52 Kb Biological Unit Coordinates (2ftl.pdb2.gz) 203 Kb Biological Unit Coordinates (2ftl.pdb3.gz) 103 Kb Biological Unit Coordinates (2ftl.pdb4.gz) 103 Kb Biological Unit Coordinates (2ftl.pdb5.gz) 103 Kb LPC: Ligand-Protein Contacts for 2FTL CSU: Contacts of Structural Units for 2FTL Likely Quarternary Molecular Structure file(s) for 2FTL Structure Factors (760 Kb) Retrieve 2FTL in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2FTL from S2C, [Save to disk] Re-refined 2ftl structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2FTL 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 2FTL

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 2FTL, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2ftl_I] [2ftl_E] [2ftl] SWISS-PROT database: [P00974] [P00760] Domain organization of [BPT1_BOVIN] [TRY1_BOVIN] by SWISSPFAM Domains found in 2FTL: [KU] [Tryp_SPc ] by SMART

Other resources with information on 2FTL

Community annotation for 2FTL at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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