ExPASy logo ExPASy Home page Site Map Search ExPASy Contact us Swiss-Prot
Notice: This page will be replaced with www.uniprot.org. Please send us your feedback!
Search for

UniProtKB/Swiss-Prot entry P04058


[Entry info] [Name and origin] [References] [Comments] [Cross-references] [Keywords] [Features] [Sequence] [Tools]

Note: most headings are clickable, even if they don't appear as links. They link to the user manual or other documents.
Entry information
Entry name ACES_TORCA
Primary accession number P04058
Secondary accession numbers None
Integrated into Swiss-Prot on November 1, 1986
Sequence was last modified on June 1, 1994 (Sequence version 2)
Annotations were last modified on    November 4, 2008 (Entry version 100)
Name and origin of the protein
Protein name Acetylcholinesterase [Precursor]
Synonyms AChE
EC 3.1.1.7
Gene name
Name: ache
From
Torpedo californica (Pacific electric ray) [TaxID: 7787] 
Taxonomy Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Chondrichthyes; Elasmobranchii; Squalea; Hypnosqualea; Pristiorajea; Batoidea; Torpediniformes; Torpedinoidei; Torpedinidae; Torpedo.
Protein existence 1: Evidence at protein level;
References
[1]
NUCLEOTIDE SEQUENCE [MRNA] OF 10-586.
DOI=10.1038/319407a0; PubMed=3753747 [NCBI, ExPASy, EBI, Israel, Japan]
Schumacher M., Camp S., Maulet Y., Newton M., McPhee-Quigley K., Taylor S.S., Friedmann T., Taylor P.;
"Primary structure of Torpedo californica acetylcholinesterase deduced from its cDNA sequence.";
Nature 319:407-409(1986).
[2]
NUCLEOTIDE SEQUENCE [GENOMIC DNA] OF 1-9.
PubMed=3198606 [NCBI, ExPASy, EBI, Israel, Japan]
Schumacher M.;
"Multiple messenger RNA species give rise to the structural diversity in acetylcholinesterase.";
J. Biol. Chem. 263:18979-18987(1988).
[3]
PROTEIN SEQUENCE OF 22-45 AND 214-237.
PubMed=3900071 [NCBI, ExPASy, EBI, Israel, Japan]
MacPhee-Quigley K., Taylor P., Taylor S.;
"Primary structures of the catalytic subunits from two molecular forms of acetylcholinesterase. A comparison of NH2-terminal and active center sequences.";
J. Biol. Chem. 260:12185-12189(1985).
[4]
PROTEIN SEQUENCE OF 100-108.
PubMed=2068091 [NCBI, ExPASy, EBI, Israel, Japan]
Kreienkamp H.J., Weise C., Raba R., Aaviksaar A., Hucho F.;
"Anionic subsites of the catalytic center of acetylcholinesterase from Torpedo and from cobra venom.";
Proc. Natl. Acad. Sci. U.S.A. 88:6117-6121(1991).
[5]
PROTEIN SEQUENCE OF 552-558.
PubMed=3335534 [NCBI, ExPASy, EBI, Israel, Japan]
Gibney G., Macphee-Quigley K., Thompson B., Vedvick T., Low M.G., Taylor S.S., Taylor P.;
"Divergence in primary structure between the molecular forms of acetylcholinesterase.";
J. Biol. Chem. 263:1140-1145(1988).
[6]
ALTERNATIVE SPLICING.
DOI=10.1016/0896-6273(90)90103-M; PubMed=2306366 [NCBI, ExPASy, EBI, Israel, Japan]
Maulet Y., Camp S., Gibney G., Rachinsky T.L., Ekstroem T.J., Taylor P.;
"Single gene encodes glycophospholipid-anchored and asymmetric acetylcholinesterase forms: alternative coding exons contain inverted repeat sequences.";
Neuron 4:289-301(1990).
[7]
DISULFIDE BONDS.
PubMed=3759980 [NCBI, ExPASy, EBI, Israel, Japan]
McPhee-Quigley K., Vedvick T.S., Taylor P., Taylor S.S.;
"Profile of the disulfide bonds in acetylcholinesterase.";
J. Biol. Chem. 261:13565-13570(1986).
[8]
STRUCTURE OF THE GPI-ANCHOR.
PubMed=8257440 [NCBI, ExPASy, EBI, Israel, Japan]
Mehlert A., Varon L., Silman I., Homans S.W., Ferguson M.A.;
"Structure of the glycosyl-phosphatidylinositol membrane anchor of acetylcholinesterase from the electric organ of the electric-fish, Torpedo californica.";
Biochem. J. 296:473-479(1993).
[9]
GPI-ANCHOR AT SER-564.
DOI=10.1016/0167-4838(95)00205-7; PubMed=8597567 [NCBI, ExPASy, EBI, Israel, Japan]
Bucht G., Hjalmarsson K.;
"Residues in Torpedo californica acetylcholinesterase necessary for processing to a glycosyl phosphatidylinositol-anchored form.";
Biochim. Biophys. Acta 1292:223-232(1996).
[10]
MUTAGENESIS.
PubMed=2217185 [NCBI, ExPASy, EBI, Israel, Japan]
Gibney G., Camp S., Dionne M., McPhee-Quigley K., Taylor P.;
"Mutagenesis of essential functional residues in acetylcholinesterase.";
Proc. Natl. Acad. Sci. U.S.A. 87:7546-7550(1990).
[11]
X-RAY CRYSTALLOGRAPHY (2.8 ANGSTROMS) OF 22-558, ACTIVE SITE, GLYCOSYLATION AT ASN-437, DISULFIDE BONDS, AND SUBUNIT.
PubMed=1678899 [NCBI, ExPASy, EBI, Israel, Japan]
Sussman J.L., Harel M., Frolow F., Oefner C., Goldman A., Toker L., Silman I.;
"Atomic structure of acetylcholinesterase from Torpedo californica: a prototypic acetylcholine-binding protein.";
Science 253:872-879(1991).
[12]
X-RAY CRYSTALLOGRAPHY (2.8 ANGSTROMS) OF 22-556 IN COMPLEX WITH SUBSTRATE ANALOGS.
PubMed=8415649 [NCBI, ExPASy, EBI, Israel, Japan]
Harel M., Schalk I., Ehret-Sabatier L., Bouet F., Goeldner M., Hirth C., Axelsen P.H., Silman I., Sussman J.L.;
"Quaternary ligand binding to aromatic residues in the active-site gorge of acetylcholinesterase.";
Proc. Natl. Acad. Sci. U.S.A. 90:9031-9035(1993).
[13]
X-RAY CRYSTALLOGRAPHY (3.0 ANGSTROMS) OF 22-558 IN COMPLEX WITH FASCICULIN.
DOI=10.1016/S0969-2126(01)00273-8; PubMed=8747462 [NCBI, ExPASy, EBI, Israel, Japan]
Harel M., Kleywegt G.J., Ravelli R.B., Silman I., Sussman J.L.;
"Crystal structure of an acetylcholinesterase-fasciculin complex: interaction of a three-fingered toxin from snake venom with its target.";
Structure 3:1355-1366(1995).
[14]
X-RAY CRYSTALLOGRAPHY (2.5 ANGSTROMS) OF 22-558 IN COMPLEX WITH THE INHIBITOR HUPERZINE A.
DOI=10.1038/nsb0197-57; PubMed=8989325 [NCBI, ExPASy, EBI, Israel, Japan]
Raves M.L., Harel M., Pang Y.P., Silman I., Kozikowski A.P., Sussman J.L.;
"Structure of acetylcholinesterase complexed with the nootropic alkaloid, (-)-huperzine A.";
Nat. Struct. Biol. 4:57-63(1997).
[15]
X-RAY CRYSTALLOGRAPHY (2.7 ANGSTROMS) OF 22-558.
DOI=10.1021/bi982723p; PubMed=10231521 [NCBI, ExPASy, EBI, Israel, Japan]
Bartolucci C., Perola E., Cellai L., Brufani M., Lamba D.;
"'Back door' opening implied by the crystal structure of a carbamoylated acetylcholinesterase.";
Biochemistry 38:5714-5719(1999).
[16]
X-RAY CRYSTALLOGRAPHY (2.3 ANGSTROMS) OF 22-558.
DOI=10.1021/bi982678l; PubMed=10353814 [NCBI, ExPASy, EBI, Israel, Japan]
Millard C.B., Kryger G., Ordentlich A., Greenblatt H.M., Harel M., Raves M.L., Segall Y., Barak D., Shafferman A., Silman I., Sussman J.L.;
"Crystal structures of aged phosphonylated acetylcholinesterase: nerve agent reaction products at the atomic level.";
Biochemistry 38:7032-7039(1999).
[17]
X-RAY CRYSTALLOGRAPHY (2.3 ANGSTROMS) OF 22-564 IN COMPLEX WITH GALANTHAMINE.
DOI=10.1016/S0014-5793(99)01637-3; PubMed=10606746 [NCBI, ExPASy, EBI, Israel, Japan]
Greenblatt H.M., Kryger G., Lewis T., Silman I., Sussman J.L.;
"Structure of acetylcholinesterase complexed with (-)-galanthamine at 2.3-A resolution.";
FEBS Lett. 463:321-326(1999).
[18]
X-RAY CRYSTALLOGRAPHY (2.5 ANGSTROMS) OF 22-564 IN COMPLEX WITH THE SYNTHETIC INHIBITOR ARICEPT, AND GLYCOSYLATION AT ASN-80; ASN-437; ASN-478 AND ASN-554.
DOI=10.1016/S0969-2126(99)80040-9; PubMed=10368299 [NCBI, ExPASy, EBI, Israel, Japan]
Kryger G., Silman I., Sussman J.L.;
"Structure of acetylcholinesterase complexed with E2020 (Aricept(R)): implications for the design of new anti-Alzheimer drugs.";
Structure 7:297-307(1999).
[19]
X-RAY CRYSTALLOGRAPHY (2.1 ANGSTROMS) OF 22-564 IN COMPLEX WITH THE SYNTHETIC INHIBITOR HUPRINE.
DOI=10.1021/bi011652i; PubMed=11863435 [NCBI, ExPASy, EBI, Israel, Japan]
Dvir H., Wong D.M., Harel M., Barril X., Orozco M., Luque F.J., Munoz-Torrero D., Camps P., Rosenberry T.L., Silman I., Sussman J.L.;
"3D structure of Torpedo californica acetylcholinesterase complexed with huprine X at 2.1 A resolution: kinetic and molecular dynamic correlates.";
Biochemistry 41:2970-2981(2002).
[20]
X-RAY CRYSTALLOGRAPHY (2.2 ANGSTROMS) OF 25-556 IN COMPLEX WITH THE SYNTHETIC INHIBITOR RIVASTIGMINE.
DOI=10.1021/bi020016x; PubMed=11888271 [NCBI, ExPASy, EBI, Israel, Japan]
Bar-On P., Millard C.B., Harel M., Dvir H., Enz A., Sussman J.L., Silman I.;
"Kinetic and structural studies on the interaction of cholinesterases with the anti-Alzheimer drug rivastigmine.";
Biochemistry 41:3555-3564(2002).
[21]
X-RAY CRYSTALLOGRAPHY (2.61 ANGSTROMS) OF 22-564 IN COMPLEX WITH THE SYNTHETIC INHIBITOR CPT-11.
DOI=10.1124/mol.104.009944; PubMed=15772291 [NCBI, ExPASy, EBI, Israel, Japan]
Harel M., Hyatt J.L., Brumshtein B., Morton C.L., Yoon K.J., Wadkins R.M., Silman I., Sussman J.L., Potter P.M.;
"The crystal structure of the complex of the anticancer prodrug 7-ethyl-10-[4-(1-piperidino)-1-piperidino]-carbonyloxycamptothecin (CPT-11) with Torpedo californica acetylcholinesterase provides a molecular explanation for its cholinergic action.";
Mol. Pharmacol. 67:1874-1881(2005).
[22]
X-RAY CRYSTALLOGRAPHY (1.95 ANGSTROMS) OF 22-558 IN COMPLEXES WITH SUBSTRATE AND SUBSTRATE ANALOGS, GLYCOSYLATION AT ASN-80 AND ASN-437, ACTIVE SITE, AND ENZYME REGULATION.
DOI=10.1038/sj.emboj.7601175; PubMed=16763558 [NCBI, ExPASy, EBI, Israel, Japan]
Colletier J.-P., Fournier D., Greenblatt H.M., Stojan J., Sussman J.L., Zaccai G., Silman I., Weik M.;
"Structural insights into substrate traffic and inhibition in acetylcholinesterase.";
EMBO J. 25:2746-2756(2006).
Comments
  • FUNCTION: Terminates signal transduction at the neuromuscular junction by rapid hydrolysis of the acetylcholine released into the synaptic cleft. May be involved in cell-cell interactions.
  • CATALYTIC ACTIVITY: Acetylcholine + H2O = choline + acetate.
  • ENZYME REGULATION: Inhibited by substrate concentrations above 0.5 mM.
  • SUBUNIT: Isoform H form is an homodimer; the asymmetric form is a disulfide-bonded oligomer composed of a collagenic subunit (Q) and a variable number of T catalytic subunits.
  • SUBCELLULAR LOCATION: Isoform H: Cell membrane; Lipid-anchor, GPI-anchor. Cell junction, synapse.
  • SUBCELLULAR LOCATION: Isoform T: Cell membrane; Peripheral membrane protein. Cell junction, synapse. Note=Attached to the membrane through disulfide linkage with the collagenic subunit, itself bound to the membrane.
  • ALTERNATIVE PRODUCTS: 2 named isoforms [FASTA] produced by alternative splicing. Additional isoforms seem to exist.
    NameH
    SynonymsGlobular
    Isoform IDP04058-1
    Note: GPI-anchored form.
    This is the isoform sequence displayed in this entry.
    NameT
    Isoform IDP04058-2
    Features which should be applied to build the isoform sequence: VSP_001460.
  • TISSUE SPECIFICITY: Found in the synapses and to a lower extent in extrajunctional areas of muscle and nerve, and on erythrocyte membranes.
  • PTM: An interchain disulfide bond is present in what becomes position 593 of the T isoform.
  • SIMILARITY: Belongs to the type-B carboxylesterase/lipase family.
Copyright
Copyrighted by the UniProt Consortium, see http://www.uniprot.org/terms. Distributed under the Creative Commons Attribution-NoDerivs License.
Cross-references
Sequence databases
EMBL
X03439; CAA27169.1; -; mRNA.[EMBL / GenBank / DDBJ] [CoDingSequence]
X56516; -; NOT_ANNOTATED_CDS; Genomic_DNA.[EMBL / GenBank / DDBJ]
X56517; -; NOT_ANNOTATED_CDS; Genomic_DNA.[EMBL / GenBank / DDBJ]
PIR A00773; ACRYE.
3D structure databases
PDB
1ACJ; X-ray; 2.80 A; A=22-556.[ExPASy / RCSB / EBI]
1ACL; X-ray; 2.80 A; A=22-556.[ExPASy / RCSB / EBI]
1AMN; X-ray; 2.80 A; A=22-558.[ExPASy / RCSB / EBI]
1AX9; X-ray; 2.80 A; A=22-558.[ExPASy / RCSB / EBI]
1CFJ; X-ray; 2.60 A; A=22-558.[ExPASy / RCSB / EBI]
1DX6; X-ray; 2.30 A; A=22-564.[ExPASy / RCSB / EBI]
1E3Q; X-ray; 2.85 A; A=22-564.[ExPASy / RCSB / EBI]
1E66; X-ray; 2.10 A; A=22-564.[ExPASy / RCSB / EBI]
1EA5; X-ray; 1.80 A; A=22-558.[ExPASy / RCSB / EBI]
1EEA; X-ray; 4.50 A; A=22-555.[ExPASy / RCSB / EBI]
1EVE; X-ray; 2.50 A; A=22-564.[ExPASy / RCSB / EBI]
1FSS; X-ray; 3.00 A; A=22-558.[ExPASy / RCSB / EBI]
1GPK; X-ray; 2.10 A; A=22-558.[ExPASy / RCSB / EBI]
1GPN; X-ray; 2.35 A; A=22-558.[ExPASy / RCSB / EBI]
1GQR; X-ray; 2.20 A; A=25-556.[ExPASy / RCSB / EBI]
1GQS; X-ray; 3.00 A; A=25-556.[ExPASy / RCSB / EBI]
1H22; X-ray; 2.15 A; A=22-564.[ExPASy / RCSB / EBI]
1H23; X-ray; 2.15 A; A=22-564.[ExPASy / RCSB / EBI]
1HBJ; X-ray; 2.50 A; A=22-564.[ExPASy / RCSB / EBI]
1JGA; Model; -; A=1-586.[ExPASy / RCSB / EBI]
1JGB; Model; -; A=1-586.[ExPASy / RCSB / EBI]
1JJB; X-ray; 2.30 A; A=25-556.[ExPASy / RCSB / EBI]
1OCE; X-ray; 2.70 A; A=22-558.[ExPASy / RCSB / EBI]
1ODC; X-ray; 2.20 A; A=22-564.[ExPASy / RCSB / EBI]
1QID; X-ray; 2.05 A; A=22-558.[ExPASy / RCSB / EBI]
1QIE; X-ray; 2.10 A; A=22-558.[ExPASy / RCSB / EBI]
1QIF; X-ray; 2.10 A; A=22-558.[ExPASy / RCSB / EBI]
1QIG; X-ray; 2.30 A; A=22-558.[ExPASy / RCSB / EBI]
1QIH; X-ray; 2.50 A; A=22-558.[ExPASy / RCSB / EBI]
1QII; X-ray; 2.65 A; A=22-558.[ExPASy / RCSB / EBI]
1QIJ; X-ray; 2.80 A; A=22-558.[ExPASy / RCSB / EBI]
1QIK; X-ray; 2.90 A; A=22-558.[ExPASy / RCSB / EBI]
1QIM; X-ray; 3.00 A; A=22-558.[ExPASy / RCSB / EBI]
1QTI; X-ray; 2.50 A; A=22-558.[ExPASy / RCSB / EBI]
1SOM; X-ray; 2.20 A; A=22-564.[ExPASy / RCSB / EBI]
1U65; X-ray; 2.61 A; A=22-564.[ExPASy / RCSB / EBI]
1UT6; X-ray; 2.40 A; A=22-556.[ExPASy / RCSB / EBI]
1VOT; X-ray; 2.50 A; A=22-558.[ExPASy / RCSB / EBI]
1VXO; X-ray; 2.40 A; A=22-558.[ExPASy / RCSB / EBI]
1VXR; X-ray; 2.20 A; A=22-558.[ExPASy / RCSB / EBI]
1W4L; X-ray; 2.16 A; A=22-564.[ExPASy / RCSB / EBI]
1W6R; X-ray; 2.05 A; A=22-564.[ExPASy / RCSB / EBI]
1W75; X-ray; 2.40 A; A/B=22-564.[ExPASy / RCSB / EBI]
1W76; X-ray; 2.30 A; A/B=22-564.[ExPASy / RCSB / EBI]
1ZGB; X-ray; 2.30 A; A=22-564.[ExPASy / RCSB / EBI]
1ZGC; X-ray; 2.10 A; A/B=22-564.[ExPASy / RCSB / EBI]
2ACE; X-ray; 2.50 A; A=22-558.[ExPASy / RCSB / EBI]
2ACK; X-ray; 2.40 A; A=22-558.[ExPASy / RCSB / EBI]
2BAG; X-ray; 2.40 A; A=22-564.[ExPASy / RCSB / EBI]
2C4H; X-ray; 2.15 A; A=22-558.[ExPASy / RCSB / EBI]
2C58; X-ray; 2.30 A; A=22-558.[ExPASy / RCSB / EBI]
2C5F; X-ray; 2.60 A; A=22-558.[ExPASy / RCSB / EBI]
2C5G; X-ray; 1.95 A; A=22-558.[ExPASy / RCSB / EBI]
2CEK; X-ray; 2.20 A; A=22-556.[ExPASy / RCSB / EBI]
2CKM; X-ray; 2.15 A; A=22-564.[ExPASy / RCSB / EBI]
2CMF; X-ray; 2.50 A; A=22-564.[ExPASy / RCSB / EBI]
2DFP; X-ray; 2.30 A; A=23-556.[ExPASy / RCSB / EBI]
2J3D; X-ray; 2.60 A; A=22-564.[ExPASy / RCSB / EBI]
2J3Q; X-ray; 2.80 A; A=22-564.[ExPASy / RCSB / EBI]
2J4F; X-ray; 2.80 A; A=22-564.[ExPASy / RCSB / EBI]
2V96; X-ray; 2.40 A; A/B=22-558.[ExPASy / RCSB / EBI]
2V97; X-ray; 2.40 A; A/B=22-558.[ExPASy / RCSB / EBI]
2V98; X-ray; 3.00 A; A/B=22-558.[ExPASy / RCSB / EBI]
2VA9; X-ray; 2.40 A; A/B=22-558.[ExPASy / RCSB / EBI]
2VB4; X-ray; 2.71 A; A=22-564.[ExPASy / RCSB / EBI]
2VJA; X-ray; 2.30 A; A/B=22-558.[ExPASy / RCSB / EBI]
2VJB; X-ray; 2.39 A; A/B=22-558.[ExPASy / RCSB / EBI]
2VJC; X-ray; 2.20 A; A/B=22-558.[ExPASy / RCSB / EBI]
2VJD; X-ray; 2.30 A; A/B=22-558.[ExPASy / RCSB / EBI]
2VQ6; X-ray; 2.71 A; A=22-564.[ExPASy / RCSB / EBI]
2VT6; X-ray; 2.40 A; A/B=22-558.[ExPASy / RCSB / EBI]
2VT7; X-ray; 2.20 A; A/B=22-558.[ExPASy / RCSB / EBI]
3ACE; Model; -; A=22-558.[ExPASy / RCSB / EBI]
4ACE; Model; -; A=22-558.[ExPASy / RCSB / EBI]
Detailed list of linked structures.
PDBsum 1ACJ; -.
1ACL; -.
1AMN; -.
1AX9; -.
1CFJ; -.
1DX6; -.
1E3Q; -.
1E66; -.
1EA5; -.
1EEA; -.
1EVE; -.
1FSS; -.
1GPK; -.
1GPN; -.
1GQR; -.
1GQS; -.
1H22; -.
1H23; -.
1HBJ; -.
1JGA; -.
1JGB; -.
1JJB; -.
1OCE; -.
1ODC; -.
1QID; -.
1QIE; -.
1QIF; -.
1QIG; -.
1QIH; -.
1QII; -.
1QIJ; -.
1QIK; -.
1QIM; -.
1QTI; -.
1SOM; -.
1U65; -.
1UT6; -.
1VOT; -.
1VXO; -.
1VXR; -.
1W4L; -.
1W6R; -.
1W75; -.
1W76; -.
1ZGB; -.
1ZGC; -.
2ACE; -.
2ACK; -.
2BAG; -.
2C4H; -.
2C58; -.
2C5F; -.
2C5G; -.
2CEK; -.
2CKM; -.
2CMF; -.
2DFP; -.
2J3D; -.
2J3Q; -.
2J4F; -.
2V96; -.
2V97; -.
2V98; -.
2VA9; -.
2VB4; -.
2VJA; -.
2VJB; -.
2VJC; -.
2VJD; -.
2VQ6; -.
2VT6; -.
2VT7; -.
3ACE; -.
4ACE; -.
ModBase P04058.
Protein family/group databases
MEROPS S09.979; -.
Ontologies
GO
GO:0031225; Cellular component: anchored to membrane (inferred from electronic annotation from UniProtKB-KW).
GO:0030054; Cellular component: cell junction (inferred from electronic annotation from UniProtKB-KW).
GO:0045202; Cellular component: synapse (inferred from electronic annotation from UniProtKB-KW).
QuickGo view.
Family and domain databases
InterPro IPR000908; Acylcholinesterase_fish/snake.
IPR002018; CarbesteraseB.
IPR000997; Cholinesterase.
Graphical view of domain structure.
PANTHER PTHR11559; CarbesteraseB; 1.
Pfam PF00135; COesterase; 1.
Pfam graphical view of domain structure.
PRINTS PR00879; ACHEFISH.
PR00878; CHOLNESTRASE.
PROSITE PS00122; CARBOXYLESTERASE_B_1; 1.
PS00941; CARBOXYLESTERASE_B_2; 1.
BLOCKS P04058.
ProtoNet P04058.
Other
SWISS-3DIMAGE P04058.
Phylogenomic databases
HOVERGEN P04058; -.
Other
DrugBank DB00674; Galantamine.
LinkHub P04058; -.
UniRef View cluster of proteins with at least 50% / 90% / 100% identity.
Keywords
3D-structure; Alternative splicing; Cell junction; Cell membrane; Direct protein sequencing; Glycoprotein; GPI-anchor; Hydrolase; Lipoprotein; Membrane; Neurotransmitter degradation; Serine esterase; Signal; Synapse.
Features
SEVIEWER logo Feature table viewer FT aligner logo Feature aligner
KeyFrom   To Length Description FTId
SIGNAL   1    21  21      
CHAIN   22   564  543     Acetylcholinesterase. PRO_0000008595
PROPEP   565   586  22     Removed in mature form. PRO_0000008596
ACT_SITE   221   221        Acyl-ester intermediate. 
ACT_SITE   348   348        Charge relay system. 
ACT_SITE   461   461        Charge relay system. 
LIPID   564   564        GPI-anchor amidated serine. 
CARBOHYD   80    80        N-linked (GlcNAc...). 
CARBOHYD   437   437        N-linked (GlcNAc...). 
CARBOHYD   478   478        N-linked (GlcNAc...). 
CARBOHYD   554   554        N-linked (GlcNAc...). 
DISULFID   88   115         
DISULFID   275   286         
DISULFID   423   542         
DISULFID   558   558        Interchain. 
VAR_SEQ   557   586        ACDGELSSSGTSSSKGIIFYVLFSILYLIF -> ETIDEAERQWKTEFHRWSSYMMHWKNQFDHYSRHESCAEL (in isoform T). VSP_001460
MUTAGEN   220   220        E->H: Loss of activity. 
MUTAGEN   220   220        E->Q,D: Decrease in activity. 
MUTAGEN   221   221        S->C: Loss of activity. 
MUTAGEN   221   221        S->V: Loss of activity. 
MUTAGEN   446   446        H->Q: Almost no loss of activity. 
MUTAGEN   461   461        H->Q: Loss of activity. 
STRAND   28    31  4      
STRAND   34    37  4      
STRAND   39    43  5      
STRAND   46    55  10      
HELIX   62    64  3      
STRAND   76    80  5      
HELIX   100   103  4      
STRAND   117   122  6      
STRAND   128   136  9      
TURN   140   142  3      
HELIX   149   151  3      
HELIX   154   160  7      
STRAND   163   166  4      
HELIX   172   176  5      
STRAND   183   185  3      
HELIX   189   204  16      
HELIX   205   208  4      
STRAND   210   220  11      
HELIX   222   232  11      
TURN   234   236  3      
HELIX   237   239  3      
STRAND   241   247  7      
HELIX   259   272  14      
HELIX   280   289  10      
HELIX   292   296  5      
HELIX   297   302  6      
STRAND   304   306  3      
STRAND   319   324  6      
HELIX   326   332  7      
STRAND   340   345  6      
HELIX   350   356  7      
HELIX   370   380  11      
HELIX   386   396  11      
HELIX   405   420  16      
HELIX   422   435  14      
STRAND   439   444  6      
HELIX   455   457  3      
TURN   461   464  4      
HELIX   465   468  4      
HELIX   471   473  3      
HELIX   475   477  3      
HELIX   481   500  20      
TURN   518   520  3      
STRAND   522   529  8      
STRAND   533   536  4      
HELIX   539   546  8      
HELIX   548   555  8      
Sequence information
Length: 586 AA [This is the length of the unprocessed precursor] Molecular weight: 65906 Da [This is the MW of the unprocessed precursor]