[Term] id: PR:000046613 name: B-lymphocyte antigen CD19, signal peptide removed phosphorylated 1 (human) def: "A B-lymphocyte antigen CD19 (human) that has had the signal peptide removed and has been post-translationally modified to include phosphotyrosine at positions 348, 378, 409, 439, 500 and 531 of the amino acid sequence represented by UniProtKB:P15391. UniProtKB:P15391, 20-556, Tyr-348/Tyr-378/Tyr-409/Tyr-439/Tyr-500/Tyr-531, MOD:00048." [PRO:DNx, Reactome:R-HSA-2076270] comment: Category=organism-modification. synonym: "hCD19/SigPep-/Phos:1" EXACT PRO-short-label [PRO:DNx] synonym: "PRO_0000014648, Tyr-348/Tyr-378/Tyr-409/Tyr-439/Tyr-500/Tyr-531, MOD:00048" EXACT PRO-proteoform-ftid [PRO:DNx] synonym: "UniProtKB:P15391, 20-556, Tyr-348/Tyr-378/Tyr-409/Tyr-439/Tyr-500/Tyr-531, MOD:00048" EXACT PRO-proteoform-std [PRO:DNx] xref: Reactome:R-HSA-2076270 "PR:000046613 located_in GO:0005886" is_a: PR:P15391 ! B-lymphocyte antigen CD19 (human) relationship: has_part MOD:00048 ! O4'-phospho-L-tyrosine relationship: lacks_part SO:0000418 ! signal_peptide relationship: only_in_taxon NCBITaxon:9606 ! Homo sapiens