1OLP	Hydrolase	date	Aug 11, 2003
title	Alpha Toxin From Clostridium Absonum
authors	D.C.Briggs, A.K.Basak
compound		source
Molecule: Alpha-Toxin Chain: A, B, C, D Ec: 3.1.4.3 Engineered: Yes		Organism_scientific: Clostridium Sardiniense Organism_taxid: 29369 Atcc: 27555 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_vector_type: Plasmid Expression_system_vector: Pcr II-Topo Other_details: Clostridium Absonum
symmetry	Space Group: P 21 21 2	R_factor 0.178 R_Free 0.237
crystal cell	length a length b length c angle alpha angle beta angle gamma 92.956 193.592 92.686 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.50 Å
ligand	CA, ZN	enzyme	Hydrolase E.C.3.1.4.3 BRENDA
related structures	by homologous chain: 1KHO
Gene Ontology	Chain Function Process Component A, D, C, B toxin activity
Primary reference	Clostridium absonum alpha-toxin: new insights into clostridial phospholipase C substrate binding and specificity., Clark GC, Briggs DC, Karasawa T, Wang X, Cole AR, Maegawa T, Jayasekera PN, Naylor CE, Miller J, Moss DS, Nakamura S, Basak AK, Titball RW, J Mol Biol 2003 Oct 31;333(4):759-69. PMID:14568535

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (248 Kb) [Save to disk] Biological Unit Coordinates (1olp.pdb1.gz) 65 Kb Biological Unit Coordinates (1olp.pdb2.gz) 64 Kb Biological Unit Coordinates (1olp.pdb3.gz) 63 Kb Biological Unit Coordinates (1olp.pdb4.gz) 63 Kb LPC: Ligand-Protein Contacts for 1OLP CSU: Contacts of Structural Units for 1OLP Likely Quarternary Molecular Structure file(s) for 1OLP Structure Factors (961 Kb) Retrieve 1OLP in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1OLP from S2C, [Save to disk] Re-refined 1olp structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1OLP 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 1OLP

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 1OLP, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1olpa1, region A:1-249 [Jmol] [rasmolscript] [script source]     - Domain d1olpa2, region A:250-370 [Jmol] [rasmolscript] [script source]     - Domain d1olpb1, region B:1-249 [Jmol] [rasmolscript] [script source]     - Domain d1olpb2, region B:250-370 [Jmol] [rasmolscript] [script source]     - Domain d1olpc1, region C:1-249 [Jmol] [rasmolscript] [script source]     - Domain d1olpc2, region C:250-370 [Jmol] [rasmolscript] [script source]     - Domain d1olpd1, region D:1-247 [Jmol] [rasmolscript] [script source]     - Domain d1olpd2, region D:251-370 [Jmol] [rasmolscript] [script source]

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1olp_A] [1olp_B] [1olp_D] [1olp] [1olp_C] SWISS-PROT database: [Q8GCY3] Domain organization of [Q8GCY3_9CLOT] by SWISSPFAM Domain found in 1OLP: [Zn_dep_PLPC ] by SMART

Other resources with information on 1OLP

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

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