[Term] id: PR:P33535-4 name: mu-type opioid receptor isoform 4 (rat) def: "A mu-type opioid receptor isoform 3 that is encoded in the genome of rat." [PRO:DNx] comment: Category=organism-sequence. synonym: "rOPRM1/iso:4" EXACT PRO-short-label [PRO:DNx] synonym: "mu-type opioid receptor isoform MOR1B (rat)" EXACT [UniProtKB:P33535] xref: UniProtKB:P33535-4 intersection_of: PR:000039447 ! mu-type opioid receptor isoform 3 intersection_of: only_in_taxon NCBITaxon:10116 ! Rattus norvegicus