[Term] id: PR:Q63373-3 name: neurexin-1-beta isoform b3 (rat) def: "A neurexin-1-beta (rat) that is a translation product of some mRNA whose exon structure and start site selection renders it capable of giving rise to a protein with the amino acid sequence represented by UniProtKB:Q63373-3." [PRO:DNx, UniProtKB:Q63373] comment: Category=organism-sequence. synonym: "rNrxn1/iso:b3" EXACT PRO-short-label [PRO:DNx] synonym: "neurexin-1 isoform 3b (rat)" EXACT [UniProtKB:Q63373] synonym: "neurexin-1 isoform beta-4B5A (rat)" EXACT [UniProtKB:Q63373] xref: UniProtKB:Q63373-3 is_a: PR:Q63373 ! neurexin-1-beta (rat) relationship: only_in_taxon NCBITaxon:10116 ! Rattus norvegicus