1OPH	Hydrolase Hydrolase Inhibitor	date	Mar 05, 2003
title	Non-Covalent Complex Between Alpha-1-Pi-Pittsburgh And S195a
authors	A.Dementiev, M.Simonovic, K.Volz, P.G.Gettins
compound		source
Molecule: Alpha-1-Antitrypsin Precursor Chain: A Fragment: Alpha-1-Antitrypsin (Residues 26-418) Synonym: Alpha-1 Protease Inhibitor, Alpha-1- Antiproteinas Pro0684pro2209; Engineered: Yes Mutation: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Tissue: Blood Gene: Serpina1 Or Pi Or Aat Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Sg13009 Expression_system_cell_line: Sg13009 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pqe30
Molecule: Trypsinogen, Cationic Precursor Chain: B Synonym: Beta-Trypsin, Fragment Ec: 3.4.21.4 Engineered: Yes Mutation: Yes		Organism_scientific: Bos Taurus Organism_common: Cattle Organism_taxid: 9913 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Sg13009 Expression_system_cell_line: Sg13009 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pqe60
symmetry	Space Group: C 1 2 1	R_factor 0.190 R_Free 0.229
crystal cell	length a length b length c angle alpha angle beta angle gamma 132.230 62.320 98.880 90.00 110.32 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: 1EZX, 1IZ2, 1QL9, 1SLV
Gene Ontology	Chain Function Process Component A COPII vesicle coating B
Primary reference	Canonical inhibitor-like interactions explain reactivity of alpha1-proteinase inhibitor Pittsburgh and antithrombin with proteinases., Dementiev A, Simonovic M, Volz K, Gettins PG, J Biol Chem 2003 Sep 26;278(39):37881-7. Epub 2003 Jul 14. PMID:12860985

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (103 Kb) [Save to disk] Biological Unit Coordinates (1oph.pdb1.gz) 98 Kb Biological Unit Coordinates (1oph.pdb2.gz) 193 Kb CSU: Contacts of Structural Units for 1OPH Likely Quarternary Molecular Structure file(s) for 1OPH Structure Factors (372 Kb) Retrieve 1OPH in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1OPH from S2C, [Save to disk] Re-refined 1oph structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1OPH 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 1OPH

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 1OPH, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1opha_, region A [Jmol] [rasmolscript] [script source]     - Domain d1ophb_, 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: [1oph_A] [1oph] [1oph_B] SWISS-PROT database: [P01009] [P00760] Domain organization of [A1AT_HUMAN] [TRY1_BOVIN] by SWISSPFAM Domains found in 1OPH: [SERPIN] [Tryp_SPc ] by SMART

Other resources with information on 1OPH

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

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