Receptor for adenosine. The activity of this receptor is mediated by G proteins which activate adenylyl cyclase. 412 Adenosine receptor A2a RDC8 ADORA2A AA2AR_CANFA MSTMGSWVYITVELAIAVLAILGNVLVCWAVWLNSNLQNVTNYFVVSLAAADIAVGVLAIPFAITISTGFCAACHNCLFFACFVLVLTQSSIFSLLAIAIDRYIAIRIPLRYNGLVTGTRAKGIIAVCWVLSFAIGLTPMLGWNNCSQPKEGRNYSQGCGEGQVACLFEDVVPMNYMVYYNFFAFVLVPLLLMLGVYLRIFLAARRQLKQMESQPLPGERARSTLQKEVHAAKSLAIIVGLFALCWLPLHIINCFTFFCPECSHAPLWLMYLTIVLSHTNSVVNPFIYAYRIREFRQTFRKIIRSHVLRRREPFKAGGTSARALAAHGSDGEQISLRLNGHPPGVWANGSAPHPERRPNGYTLGLVSGGIAPESHGDMGLPDVELLSHELKGACPESPGLEGPLAQDGAGVS