3ESS	Transferase,Toxin	date	Oct 06, 2008
title	Catalytic Fragment Of Cholix Toxin From Vibrio Cholerae In C With The 1,8-Naphthalimide Inhibitor
authors	A.R.Merrill, R.Jorgensen
compound		source
Molecule: Cholix Toxin Chain: A Fragment: C-Terminal Catalytic Domain (Unp Residues 459 To Ec: 2.4.2.- Engineered: Yes		Organism_scientific: Vibrio Cholerae Organism_taxid: 666 Strain: Tp Gene: Chxa, Toxa Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Er2566 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet28a+
symmetry	Space Group: P 21 21 21	R_factor 0.131 R_Free 0.154
crystal cell	length a length b length c angle alpha angle beta angle gamma 35.590 64.830 91.790 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.19 Å
ligand	18N	enzyme	Transferase E.C.2.4.2 BRENDA
note	3ESS is a representative structure
Gene Ontology	Chain Function Process Component A
Primary reference	Yeast as a tool for characterizing mono-ADP-ribosyltransferase toxins., Turgeon Z, White D, Jorgensen R, Visschedyk D, Fieldhouse RJ, Mangroo D, Merrill AR, FEMS Microbiol Lett. 2009 Nov;300(1):97-106. Epub 2009 Aug 31. PMID:19793133

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (82 Kb) [Save to disk] Biological Unit Coordinates (3ess.pdb1.gz) 78 Kb LPC: Ligand-Protein Contacts for 3ESS CSU: Contacts of Structural Units for 3ESS Structure Factors (484 Kb) Retrieve 3ESS in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3ESS from S2C, [Save to disk] Re-refined 3ess structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3ESS 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 3ESS

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 3ESS, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3ess] [3ess_A] SWISS-PROT database: [Q5EK40] Belongs to the pseudomonas exotoxin a (p-exoa) family according to TCDB. Domain organization of [Q5EK40_VIBCH] by SWISSPFAM

Other resources with information on 3ESS

Community annotation for 3ESS at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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