1OSS	Hydrolase	date	Mar 20, 2003
title	T190p Streptomyces Griseus Trypsin In Complex With Benzamidi
authors	M.J.Page, S.L.Wong, J.Hewitt, N.C.Strynadka, R.T.Macgillivray
compound		source
Molecule: Trypsin Chain: A Synonym: Sgt Ec: 3.4.21.4 Engineered: Yes Mutation: Yes		Organism_scientific: Streptomyces Griseus Organism_taxid: 1911 Gene: Sprt Expression_system: Bacillus Subtilis Expression_system_taxid: 1423 Expression_system_strain: Wb700 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pwb980
symmetry	Space Group: C 2 2 21	R_factor 0.167 R_Free 0.212
crystal cell	length a length b length c angle alpha angle beta angle gamma 50.079 69.601 119.829 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.93 Å
ligand	BEN, CA, SO4	enzyme	Hydrolase E.C.3.4.21.4 BRENDA
related structures	by homologous chain: 1SGT
Gene Ontology	Chain Function Process Component A
Primary reference	Engineering the primary substrate specificity of Streptomyces griseus trypsin., Page MJ, Wong SL, Hewitt J, Strynadka NC, MacGillivray RT, Biochemistry 2003 Aug 5;42(30):9060-6. PMID:12885239

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (42 Kb) [Save to disk] Biological Unit Coordinates (1oss.pdb1.gz) 38 Kb LPC: Ligand-Protein Contacts for 1OSS CSU: Contacts of Structural Units for 1OSS Likely Quarternary Molecular Structure file(s) for 1OSS Structure Factors (105 Kb) Retrieve 1OSS in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1OSS from S2C, [Save to disk] Re-refined 1oss structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1OSS 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 1OSS

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 1OSS, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1ossa_, region A [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: [1oss_A] [1oss] SWISS-PROT database: [P00775] Domain organization of [TRYP_STRGR] by SWISSPFAM Domain found in 1OSS: [Tryp_SPc ] by SMART

Other resources with information on 1OSS

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

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