1F8U	Hydrolase Toxin	date	Jul 05, 2000
title	Crystal Structure Of Mutant E202q Of Human Acetylcholinester Complexed With Green Mamba Venom Peptide Fasciculin-II
authors	G.Kryger, M.Harel, A.Shafferman, I.Silman, J.L.Sussman
compound		source
Molecule: Acetylcholinesterase Chain: A Ec: 3.1.1.7 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Ache Expression_system: Homo Sapiens Expression_system_common: Human Expression_system_taxid: 9606 Expression_system_cell_line: Hek 293 Expression_system_tissue: Kidney Expression_system_cell: Human Embryonic Kidney Cells
Molecule: Fasciculin II Chain: B		Organism_scientific: Dendroaspis Angusticeps Organism_common: Eastern Green Mamba Organism_taxid: 8618 Secretion: Venom
symmetry	Space Group: H 3 2	R_factor 0.191 R_Free 0.227
crystal cell	length a length b length c angle alpha angle beta angle gamma 151.110 151.110 247.020 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	2.90 Å
ligand	NAG	enzyme	Hydrolase E.C.3.1.1.7 BRENDA
related structures	by homologous chain: 1B41, 1FSS, 1MAA
Gene Ontology	Chain Function Process Component A acetylcholine catabolic proc... acetylcholine catabolic proc... B toxin activity
Primary reference	Structures of recombinant native and E202Q mutant human acetylcholinesterase complexed with the snake-venom toxin fasciculin-II., Kryger G, Harel M, Giles K, Toker L, Velan B, Lazar A, Kronman C, Barak D, Ariel N, Shafferman A, Silman I, Sussman JL, Acta Crystallogr D Biol Crystallogr 2000 Nov;56 ( Pt 11):1385-94. PMID:11053835

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (103 Kb) [Save to disk] Biological Unit Coordinates (1f8u.pdb1.gz) 96 Kb Biological Unit Coordinates (1f8u.pdb2.gz) 189 Kb LPC: Ligand-Protein Contacts for 1F8U CSU: Contacts of Structural Units for 1F8U Likely Quarternary Molecular Structure file(s) for 1F8U Structure Factors (204 Kb) Retrieve 1F8U in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1F8U from S2C, [Save to disk] Re-refined 1f8u structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1F8U in 3D

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Visual 3D analysis of 1F8U

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 1F8U, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1f8ua_, region A [Jmol] [rasmolscript] [script source]     - Domain d1f8ub_, region B [Jmol] [rasmolscript] [script source] Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH Summaries and structural analyses of PDB data files from PDBSum Identification of Protein Pockets & Cavities at CASTp

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1f8u_A] [1f8u_B] [1f8u] SWISS-PROT database: [P22303] [P0C1Z0] Domain organization of [ACES_HUMAN] [TXFA2_DENAN] by SWISSPFAM

Other resources with information on 1F8U

Community annotation for 1F8U at PDBWiki (http://pdbwiki.org) LED, table of lipase structures from Lipase Engineering Database. MMDB (Entrez's Structure Database)

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