3QW8	Hydrolase Hydrolase Inhibitor	date	Feb 27, 2011
title	Crystal Structure Of The Protease Domain Of Botulinum Neurot Serotype A With A Peptide Inhibitor Crgc
authors	D.Kumaran, S.Swaminathan
compound		source
Molecule: Botulinum Neurotoxin Type A Chain: A Fragment: Light Chain (Unp Residues 1-424) Synonym: Bonta, Bontoxilysin-A, Botox Ec: 3.4.24.69 Engineered: Yes		Organism_scientific: Clostridium Botulinum Organism_taxid: 441771 Strain: Hall Atcc 3502 Nctc 13319 Type A Gene: Bota, Cbo0806, Clc_0862 Expression_system: Escherichia Coli Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3)Ril Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet28b
Molecule: Inhibitory Peptide Crgc Chain: B Engineered: Yes		Synthetic: Yes
symmetry	Space Group: P 1 21 1	R_factor 0.199 R_Free 0.217
crystal cell	length a length b length c angle alpha angle beta angle gamma 50.668 66.278 64.768 90.00 98.42 90.00
method	X-Ray Diffraction	resolution	1.60 Å
ligand	EDO, NA, NH2, SO4, ZN	enzyme	Hydrolase E.C.3.4.24.69 BRENDA
Gene	CLC
Gene Ontology	Chain Function Process Component A
Primary reference	Peptide inhibitors of botulinum neurotoxin serotype A: design, inhibition, cocrystal structures, structure-activity relationship and pharmacophore modeling., Kumar G, Kumaran D, Ahmed SA, Swaminathan S, Acta Crystallogr D Biol Crystallogr. 2012 May;68(Pt 5):511-20. Epub 2012 Apr 17. PMID:22525749

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (80 Kb) [Save to disk] Biological Unit Coordinates (3qw8.pdb1.gz) 75 Kb LPC: Ligand-Protein Contacts for 3QW8 CSU: Contacts of Structural Units for 3QW8 Structure Factors (354 Kb) Retrieve 3QW8 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3QW8 from S2C, [Save to disk] Re-refined 3qw8 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

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Visual 3D analysis of 3QW8

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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 3QW8, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3qw8_A] [3qw8_B] [3qw8] SWISS-PROT database: Domain organization of by SWISSPFAM

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Community annotation for 3QW8 at PDBWiki (http://pdbwiki.org)

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