Protein
Choline O-acetyltransferase
Organism
Caenorhabditis elegans
Function
Catalyzes the reversible synthesis of acetylcholine (ACh) from acetyl CoA and choline at cholinergic synapses (By similarity). Required in SIA sublateral cholinergic motor neurons for a left-right turning behavior that occurs during the lethargus phase of the normal sleep process called flipping (PubMed:28244369). During flipping animals rotate 180 degrees about their longitudinal axis (PubMed:28244369).
Similarity
Belongs to the carnitine/choline acetyltransferase family.
Sequence
MEKEKVDELPPNDNWYETALPKPPVPSLEATLDRYLEYAAVVAVGQKASLATTHDAAHKFVRQATPLQEQLLEIAEKSPNWATKFWLPEMYMRVRMPTPVNSNPGYIFPKVKFETKEDHIKYTALLTRGLLEYKNLIDTKQVCREKSTGAQKLQMCMEQYDRVLSCYREPGVGEDTQIRKQKTNDGNEHVLVMCRNQTFLLHSRINGALVSYADVEYQLAQIEEISKINQNNTANIGASGVGPRDNAALFWQDMLTVEQNSKSYEWVKSALFVVCLDMEDPIDYGKNDTMSISEKEKEFVARGYSTLTGHGSSKFGLNRWYDATIQLVVSSSGVNGLCIEHSTAEGIVIINMAETAIRYAQKYFKSKMVWNDVRNVHPKSLTWHFSENSRNILKKQAEVFDELANELELEVLIFNEFGKDSIKNWRVSPDGFIQLIMQLAHYKTHGHLVSTYESASVRRFGAGRVDNIRANTQEALEWVTAMASKKESKERKLELFKKAVLKQVKVTLENISGYGVDNHLCALFCLAREREETTGEDIPSLFLDPLWSEVMRFPLSTSQVTTSLDIPDCYLTYGAVVRDGYGCPYNIQPDRVIFAPTAFRSDPRTDLQHFKKSLAGAMRDVKELLSN