[Term] id: PR:Q63373-4 name: neurexin-1-beta isoform b4 (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:Q63373-4." [PRO:DNx, UniProtKB:Q63373] comment: Category=organism-sequence. synonym: "rNrxn1/iso:b4" EXACT PRO-short-label [PRO:DNx] synonym: "neurexin-1 isoform 4b (rat)" EXACT [UniProtKB:Q63373] synonym: "neurexin-1 isoform beta-4B5B (rat)" EXACT [UniProtKB:Q63373] xref: UniProtKB:Q63373-4 is_a: PR:Q63373 ! neurexin-1-beta (rat) relationship: only_in_taxon NCBITaxon:10116 ! Rattus norvegicus