| IED ID | IndEnz0010000042 |
| Enzyme Type ID | esterase000042 |
| Protein Name |
Acetylcholinesterase AChE EC 3.1.1.7 |
| Gene Name | ache |
| Organism | Electrophorus electricus (Electric eel) (Gymnotus electricus) |
| Taxonomic Lineage | cellular organisms Eukaryota Opisthokonta Metazoa Eumetazoa Bilateria Deuterostomia Chordata Craniata Vertebrata Gnathostomata (jawed vertebrates) Teleostomi Euteleostomi Actinopterygii Actinopteri Neopterygii Teleostei Osteoglossocephalai Clupeocephala Otomorpha Ostariophysi Otophysi Characiphysae Gymnotiformes (electric eels and knifefishes) Gymnotoidei Gymnotidae (naked-back knifefishes) Electrophorus Electrophorus electricus (Electric eel) (Gymnotus electricus) |
| Enzyme Sequence | MKILDALLFPVIFIMFFIHLSIAQTDPELTIMTRLGQVQGTRLPVPDRSHVIAFLGIPFAEPPLGKMRFKPPEPKKPWNDVFDARDYPSACYQYVDTSYPGFSGTEMWNPNRMMSEDCLYLNVWVPATPRPHNLTVMVWIYGGGFYSGSSSLDVYDGRYLAHSEKVVVVSMNYRVSAFGFLALNGSAEAPGNVGLLDQRLALQWVQDNIHFFGGNPKQVTIFGESAGAASVGMHLLSPDSRPKFTRAILQSGVPNGPWRTVSFDEARRRAIKLGRLVGCPDGNDTDLIDCLRSKQPQDLIDQEWLVLPFSGLFRFSFVPVIDGVVFPDTPEAMLNSGNFKDTQILLGVNQNEGSYFLIYGAPGFSKDNESLITREDFLQGVKMSVPHANEIGLEAVILQYTDWMDEDNPIKNREAMDDIVGDHNVVCPLQHFAKMYAQYSILQGQTGTASQGNLGWGNSGSASNSGNSQVSVYLYMFDHRASNLVWPEWMGVIHGYEIEFVFGLPLEKRLNYTLEEEKLSRRMMKYWANFARTGNPNINVDGSIDSRRRWPVFTSTEQKHVGLNTDSLKVHKGLKSQFCALWNRFLPRLLNVTENIDDAERQWKAEFHRWSSYMMHWKNQFDHYSKQERCTNL |
| Enzyme Length | 633 |
| Uniprot Accession Number | O42275 |
| Absorption | |
| Active Site | ACT_SITE 225; /note=Acyl-ester intermediate; /evidence=ECO:0000255|PROSITE-ProRule:PRU10039; ACT_SITE 352; /note=Charge relay system; /evidence=ECO:0000250; ACT_SITE 494; /note=Charge relay system; /evidence=ECO:0000250 |
| Activity Regulation | |
| Binding Site | |
| Calcium Binding | |
| catalytic Activity | CATALYTIC ACTIVITY: Reaction=acetylcholine + H2O = acetate + choline + H(+); Xref=Rhea:RHEA:17561, ChEBI:CHEBI:15354, ChEBI:CHEBI:15355, ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:30089; EC=3.1.1.7; |
| DNA Binding | |
| EC Number | 3.1.1.7 |
| Enzyme Function | FUNCTION: Terminates signal transduction at the neuromuscular junction by rapid hydrolysis of the acetylcholine released into the synaptic cleft. |
| Temperature Dependency | |
| PH Dependency | |
| Pathway | |
| nucleotide Binding | |
| Features | Active site (3); Chain (1); Disulfide bond (4); Glycosylation (6); Signal peptide (1) |
| Keywords | Cell junction;Cell membrane;Disulfide bond;Glycoprotein;Hydrolase;Membrane;Neurotransmitter degradation;Reference proteome;Secreted;Serine esterase;Signal;Synapse |
| Interact With | |
| Induction | |
| Subcellular Location | SUBCELLULAR LOCATION: Cell junction, synapse. Secreted. Cell membrane {ECO:0000250}; Peripheral membrane protein {ECO:0000250}. |
| Modified Residue | |
| Post Translational Modification | |
| Signal Peptide | SIGNAL 1..23; /evidence=ECO:0000255 |
| Structure 3D | |
| Cross Reference PDB | - |
| Mapped Pubmed ID | - |
| Motif | |
| Gene Encoded By | |
| Mass | 71,815 |
| Kinetics | |
| Metal Binding | |
| Rhea ID | RHEA:17561 |
| Cross Reference Brenda | 3.1.1.7; |