Function
Receptor for extracellular ATP, UTP, CTP, GTP and ITP. The activity of this receptor is mediated by G proteins which activate a phosphatidylinositol-calcium second messenger system. May play a key role in the early development of neural tissue.
Sequence
MTEDIMATSYPTFLTTPYLPMKLLMNLTNDTEDICVFDEGFKFLLLPVSYSAVFMVGLPLNIAAMWIFIAKMRPWNPTTVYMFNLALSDTLYVLSLPTLVYYYADKNNWPFGEVLCKLVRFLFYANLYSSILFLTCISVHRYRGVCHPITSLRRMNAKHAYVICALVWLSVTLCLVPNLIFVTVSPKVKNTICHDTTRPEDFARYVEYSTAIMCLLFGIPCLIIAGCYGLMTRELMKPIVSGNQQTLPSYKKRSIKTIIFVMIAFAICFMPFHITRTLYYYARLLGIKCYALNVINVTYKVTRPLASANSCIDPILYFLANDRYRRRLIRTVRRRSSVPNRRCMHTNHPQTEPHMTAGPLPVISAEEIPSNGSMVRDENGEGSREHRVEWTDTKEINQMMNRRSTIKRNSTDKNDMKENRHGENYLPYVEVVEKEDYETKRENRKTTEQSSKTNAEQDELQTQIDSRLKRGKWQLSSKKGAAQENEKGHMEPSFEGEGTSTWNLLTPKMYGKKDRLAKNVEEVGYGKEKELQNFPKA