1D6R	Hydrolase	date	Oct 15, 1999
title	Crystal Structure Of Cancer Chemopreventive Bowman-Birk Inhi Ternary Complex With Bovine Trypsin At 2.3 A Resolution. St Basis Of Janus-Faced Serine Protease Inhibitor Specificity
authors	J.Koepke, U.Ermler, G.Wenzl, P.Flecker
compound		source
Molecule: Trypsinogen Chain: A Fragment: Cationic Precursor Ec: 3.4.21.4		Organism_scientific: Bos Taurus Organism_common: Cattle Organism_taxid: 9913 Organ: Pancreas Cell: Acinar Cell
Molecule: Bowman-Birk Proteinase Inhibitor Precursor Chain: I		Organism_scientific: Glycine Max Organism_common: Soybean Organism_taxid: 3847
symmetry	Space Group: P 41 21 2	R_factor 0.152 R_Free 0.226
crystal cell	length a length b length c angle alpha angle beta angle gamma 55.600 55.600 183.400 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.30 Å
ligand		enzyme	Hydrolase E.C.3.4.21.4 BRENDA
related structures	by homologous chain: 1DF9, 1K9O, 1PBI, 1PI2, 1TAB, 1TX6
Gene Ontology	Chain Function Process Component A I
Primary reference	Crystal structure of cancer chemopreventive Bowman-Birk inhibitor in ternary complex with bovine trypsin at 2.3 A resolution. Structural basis of Janus-faced serine protease inhibitor specificity., Koepke J, Ermler U, Warkentin E, Wenzl G, Flecker P, J Mol Biol. 2000 May 5;298(3):477-91. PMID:10772864

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (50 Kb) [Save to disk] Biological Unit Coordinates (1d6r.pdb1.gz) 90 Kb CSU: Contacts of Structural Units for 1D6R Likely Quarternary Molecular Structure file(s) for 1D6R Structure Factors (138 Kb) Retrieve 1D6R in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1D6R from S2C, [Save to disk] Re-refined 1d6r structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1D6R in 3D

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Visual 3D analysis of 1D6R

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 1D6R, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1d6ra_, region A [Jmol] [rasmolscript] [script source]     - Domain d1d6ri_, region I [Jmol] [rasmolscript] [script source] 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: [1d6r] [1d6r_A] [1d6r_I] SWISS-PROT database: [P01055] [P00760] Domain organization of [IBB1_SOYBN] [TRY1_BOVIN] by SWISSPFAM Domains found in 1D6R: [BowB] [Tryp_SPc ] by SMART

Other resources with information on 1D6R

Community annotation for 1D6R at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

Movements, Movies and Images

Domain movements in 1D6R from the Database of Macromolecular Movements. Images from IMB Jena Image Library of Biological Macromolecules.

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