1C9P	Hydrolase Hydrolase Inhibitor	date	Aug 03, 1999
title	Complex Of Bdellastasin With Porcine Trypsin
authors	U.Rester
compound		source
Molecule: Trypsin Chain: A Ec: 3.4.21.4		Organism_scientific: Sus Scrofa Organism_common: Pig Organism_taxid: 9823 Secretion: Saliva
Molecule: Bdellastasin Chain: B Engineered: Yes		Organism_scientific: Hirudo Medicinalis Organism_common: Medicinal Leech Organism_taxid: 6421 Expression_system: Saccharomyces Cerevisiae Expression_system_common: Baker'S Yeast Expression_system_taxid: 4932
symmetry	Space Group: P 43 21 2	R_factor 0.185 R_Free 0.227
crystal cell	length a length b length c angle alpha angle beta angle gamma 63.330 63.330 130.610 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.80 Å
ligand	CA, IAS	enzyme	Hydrolase E.C.3.4.21.4 BRENDA
related structures	by homologous chain: 1ANB, 1EJA, 1QL8
Gene Ontology	Chain Function Process Component A B serine-type endopeptidase in...
Primary reference	Structure of the complex of the antistasin-type inhibitor bdellastasin with trypsin and modelling of the bdellastasin-microplasmin system., Rester U, Bode W, Moser M, Parry MA, Huber R, Auerswald E, J Mol Biol 1999 Oct 15;293(1):93-106. PMID:10512718

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (49 Kb) [Save to disk] Biological Unit Coordinates (1c9p.pdb1.gz) 44 Kb LPC: Ligand-Protein Contacts for 1C9P CSU: Contacts of Structural Units for 1C9P Likely Quarternary Molecular Structure file(s) for 1C9P Structure Factors (59 Kb) Retrieve 1C9P in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1C9P from S2C, [Save to disk] Re-refined 1c9p structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1C9P 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 1C9P

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 1C9P, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1c9pa_, region A [Jmol] [rasmolscript] [script source]     - Domain d1c9pb_, region B [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: [1c9p] [1c9p_B] [1c9p_A] SWISS-PROT database: [P82107] [P00761] Domain organization of [BDEL_HIRME] [TRYP_PIG] by SWISSPFAM Domain found in 1C9P: [Tryp_SPc ] by SMART

Other resources with information on 1C9P

Community annotation for 1C9P at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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