>gi|223718077 opioid receptor, mu 1 isoform MOR-1B3 [Homo sapiens] MDSSAAPTNASNCTDALAYSSCSPAPSPGSWVNLSHLDGNLSDPCGPNRT DLGGRDSLCPPTGSPSMITAITIMALYSIVCVVGLFGNFLVMYVIVRYTK MKTATNIYIFNLALADALATSTLPFQSVNYLMGTWPFGTILCKIVISIDY YNMFTSIFTLCTMSVDRYIAVCHPVKALDFRTPRNAKIINVCNWILSSAI GLPVMFMATTKYRQGSIDCTLTFSHPTWYWENLLKICVFIFAFIMPVLII TVCYGLMILRLKSVRMLSGSKEKDRNLRRITRMVLVVVAVFIVCWTPIHI YVIIKALVTIPETTFQTVSWHFCIALGYTNSCLNPVLYAFLDENFKRCFR EFCIPTSSNIEQQNSTRIRQNTRDHPSTANTVDRTNHQGPPAKFVADQLA GSS