3Q8B	Toxin	date	Jan 06, 2011
title	Crystal Structure Of Wt Protective Antigen (Ph 9.0)
authors	S.Lovell, K.P.Battaile, M.Rajapaksha, B.E.Janowiak, K.K.Andra, J.
compound		source
Molecule: Protective Antigen Chain: A Synonym: Pa, Anthrax Toxins Translocating Protein, Pa-83, P Protective Antigen Pa-20, Pa20, Protective Antigen Pa-63, P Engineered: Yes		Organism_scientific: Bacillus Anthracis Organism_common: Anthrax,Anthrax Bacterium Organism_taxid: 1392 Gene: Paga, Pag, Pxo1-110, Bxa0164, Gbaa_pxo1_0164 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pqe80
symmetry	Space Group: P 21 21 21	R_factor 0.207 R_Free 0.258
crystal cell	length a length b length c angle alpha angle beta angle gamma 71.376 93.799 115.729 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.00 Å
ligand	CA	enzyme
Gene	GBAA
Gene Ontology	Chain Function Process Component A
Primary reference	pH effects on binding between the anthrax protective antigen and the host cellular receptor CMG2., Rajapaksha M, Lovell S, Janowiak BE, Andra KK, Battaile KP, Bann JG, Protein Sci. 2012 Jul 31. doi: 10.1002/pro.2136. PMID:22855243

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (115 Kb) [Save to disk] Biological Unit Coordinates (3q8b.pdb1.gz) 110 Kb LPC: Ligand-Protein Contacts for 3Q8B CSU: Contacts of Structural Units for 3Q8B Structure Factors (395 Kb) Retrieve 3Q8B in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3Q8B from S2C, [Save to disk] Re-refined 3q8b structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3Q8B in 3D

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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 3Q8B, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3q8b] [3q8b_A] SWISS-PROT database: Domain organization of by SWISSPFAM Domain found in 3Q8B: [PA14 ] by SMART

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Community annotation for 3Q8B at PDBWiki (http://pdbwiki.org)

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