1EJA	Hydrolase Inhibitor	date	Mar 02, 2000
title	Structure Of Porcine Trypsin Complexed With Bdellastasin, An Antistasin-Type Inhibitor
authors	U.Rester, M.Moser, R.Huber, W.Bode
compound		source
Molecule: Trypsin Chain: A Ec: 3.4.21.4		Organism_scientific: Sus Scrofa Organism_common: Pig Organism_taxid: 9823 Tissue: Pancreas Other_details: Lyophilized Porcine Pancreatic B-Trypsin Typ 3.4.21.4) Purchased From Sigma.;
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 Expression_system_strain: S78 Expression_system_vector: Pvt102ualpha
symmetry	Space Group: P 41 21 2	R_factor 0.191 R_Free 0.248
crystal cell	length a length b length c angle alpha angle beta angle gamma 70.020 70.020 119.480 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.70 Å
ligand	NA	enzyme	Hydrolase E.C.3.4.21.4 BRENDA
related structures	by homologous chain: 1C9P, 1TFX, 2TRM
Gene Ontology	Chain Function Process Component A B serine-type endopeptidase in...
Primary reference	L-Isoaspartate 115 of porcine beta-trypsin promotes crystallization of its complex with bdellastasin., Rester U, Moser M, Huber R, Bode W, Acta Crystallogr D Biol Crystallogr 2000 May;56 ( Pt 5):581-8. PMID:10771427

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (49 Kb) [Save to disk] Biological Unit Coordinates (1eja.pdb1.gz) 43 Kb LPC: Ligand-Protein Contacts for 1EJA CSU: Contacts of Structural Units for 1EJA Likely Quarternary Molecular Structure file(s) for 1EJA Structure Factors (65 Kb) Retrieve 1EJA in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1EJA from S2C, [Save to disk] Re-refined 1eja structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

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Visual 3D analysis of 1EJA

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 1EJA, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1ejaa_, region A [Jmol] [rasmolscript] [script source]     - Domain d1ejab_, 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: [1eja] [1eja_B] [1eja_A] SWISS-PROT database: [P82107] [P00761] Domain organization of [BDEL_HIRME] [TRYP_PIG] by SWISSPFAM Domain found in 1EJA: [Tryp_SPc ] by SMART

Other resources with information on 1EJA

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

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