3NEQ	Toxin	date	Jun 09, 2010
title	Crystal Structure Of The Chimeric Muscarinic Toxin Mt7 With From Mt1
authors	E.A.Stura, D.Servent, R.Menez, G.Mournier, A.Menez, C.Fruchart-Ga
compound		source
Molecule: Three-Finger Muscarinic Toxin 7 Chain: A, B Synonym: Mt7,Muscarinic M1-Toxin 1,Mtx1,Mt7,Muscarinic M1-T Engineered: Yes		Synthetic: Yes Organism_scientific: Dendroaspis Angusticeps Organism_common: Eastern Green Mamba Organism_taxid: 8618 Other_details: Sequence From Two Muscarinic Toxins With Dif Selectivity For Hm1
symmetry	Space Group: P 21 21 21	R_factor 0.147 R_Free 0.168
crystal cell	length a length b length c angle alpha angle beta angle gamma 25.820 56.578 80.709 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.25 Å
ligand	SO4	enzyme
Gene Ontology	Chain Function Process Component A, B
Primary reference	Engineering of three-finger fold toxins creates ligands with original pharmacological profiles for muscarinic and adrenergic receptors., Fruchart-Gaillard C, Mourier G, Blanchet G, Vera L, Gilles N, Menez R, Marcon E, Stura EA, Servent D, PLoS One. 2012;7(6):e39166. Epub 2012 Jun 14. PMID:22720062

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (68 Kb) [Save to disk] Biological Unit Coordinates (3neq.pdb1.gz) 33 Kb Biological Unit Coordinates (3neq.pdb2.gz) 32 Kb Biological Unit Coordinates (3neq.pdb3.gz) 64 Kb LPC: Ligand-Protein Contacts for 3NEQ CSU: Contacts of Structural Units for 3NEQ Structure Factors (461 Kb) Retrieve 3NEQ in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3NEQ from S2C, [Save to disk] Re-refined 3neq structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

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Visual 3D analysis of 3NEQ

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 3NEQ, from MSDmotif at EBI

Sequence-derived information

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

Other resources with information on 3NEQ

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

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