[Term] id: PR:O00241 name: signal-regulatory protein beta-1 isoforms 1/2 (human) def: "A signal-regulatory protein beta-1 (human), isoforms 1 and 2." [PRO:DAN, UniProtKB:O00241] comment: Category=organism-seqgroup. synonym: "hSIRPB1/iso:[1/2]" EXACT PRO-short-label [PRO:DNx] xref: UniProtKB:O00241 is_a: PR:000026875 ! signal-regulatory protein beta-1 (human) union_of: PR:O00241-1 ! signal-regulatory protein beta-1 isoform 1 (human) union_of: PR:O00241-2 ! signal-regulatory protein beta-1 isoform 2 (human) relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens relationship: has_canonical_sequence UniProtKB:O00241 ! O00241-1