>gi|223718712 opioid receptor, mu 1 isoform MOR-1B5 [Homo sapiens] MDSSAAPTNASNCTDALAYSSCSPAPSPGSWVNLSHLDGNLSDPCGPNRT DLGGRDSLCPPTGSPSMITAITIMALYSIVCVVGLFGNFLVMYVIVRYTK MKTATNIYIFNLALADALATSTLPFQSVNYLMGTWPFGTILCKIVISIDY YNMFTSIFTLCTMSVDRYIAVCHPVKALDFRTPRNAKIINVCNWILSSAI GLPVMFMATTKYRQGSIDCTLTFSHPTWYWENLLKICVFIFAFIMPVLII TVCYGLMILRLKSVRMLSGSKEKDRNLRRITRMVLVVVAVFIVCWTPIHI YVIIKALVTIPETTFQTVSWHFCIALGYTNSCLNPVLYAFLDENFKRCFR EFCIPTSSNIEQQNSTRIRQNTRDHPSTANTVDRTNHQVELNLDCHCENA KPWPLSYNAGQSPFPFPGRV