1H9I	Hydrolase Inhibitor	date	Mar 12, 2001
title	Complex Of Eeti-II Mutant With Porcine Trypsin
authors	R.Kraetzner, A.Wentzel, H.Kolmar, I.Uson
compound		source
Molecule: Trypsin Chain: E Ec: 3.4.21.4		Organism_scientific: Sus Scrofa Organism_common: Pig Organism_taxid: 9823 Organ: Pancreas Secretion: Saliva Other_details: Sigma
Molecule: Trypsin Inhibitor II Chain: I Synonym: Eeti-II Engineered: Yes Mutation: Yes Other_details: C-Terminal Tag Of 6 Histidines		Synthetic: Yes Organism_scientific: Ecballium Elaterium Organism_common: Squirting Cucumber Organism_taxid: 3679
symmetry	Space Group: I 4	R_factor R_Free
crystal cell	length a length b length c angle alpha angle beta angle gamma 139.862 139.862 33.667 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.90 Å
ligand	CA	enzyme	Hydrolase E.C.3.4.21.4 BRENDA
related structures	by homologous chain: 1EJM, 1H9H, 1V6D
Gene Ontology	Chain Function Process Component E I endopeptidase inhibitor acti... serine-type endopeptidase in...
Primary reference	Structure of Ecballium elaterium trypsin inhibitor II (EETI-II): a rigid molecular scaffold., Kratzner R, Debreczeni JE, Pape T, Schneider TR, Wentzel A, Kolmar H, Sheldrick GM, Uson I, Acta Crystallogr D Biol Crystallogr. 2005 Sep;61(Pt 9):1255-62. Epub 2005, Aug 16. PMID:16131759

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (47 Kb) [Save to disk] Biological Unit Coordinates (1h9i.pdb1.gz) 42 Kb LPC: Ligand-Protein Contacts for 1H9I CSU: Contacts of Structural Units for 1H9I Likely Quarternary Molecular Structure file(s) for 1H9I Structure Factors (465 Kb) Retrieve 1H9I in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1H9I from S2C, [Save to disk] Re-refined 1h9i structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1H9I in 3D

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Visual 3D analysis of 1H9I

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 1H9I, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1h9ie_, region E [Jmol] [rasmolscript] [script source]     - Domain d1h9ii_, 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: [1h9i] [1h9i_E] [1h9i_I] SWISS-PROT database: [P12071] [P00761] Domain organization of [ITR2_ECBEL] [TRYP_PIG] by SWISSPFAM Domains found in 1H9I: [PTI] [Tryp_SPc ] by SMART

Other resources with information on 1H9I

Community annotation for 1H9I at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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