>sp|P35372-16|OPRM_HUMAN Isoform 16 of Mu-type opioid receptor OS=Homo sapiens OX=9606 GN=OPRM1 MDSSAAPTNASNCTDALAYSSCSPAPSPGSWVNLSHLDGNLSDPCGPNRTDLGGRDSLCP PTGSPSMITAITIMALYSIVCVVGLFGNFLVMYVIVRYSWFVIGGPEGRRKQRRLGEDKR ARGCGEKG