[Term] id: PR:000025791 name: phospho CD28 homodimer def: "A protein-containing complex that is composed of two copies of phosphorylated CD28." [PRO:CNA, PMID:8992971] comment: Category=complex. synonym: "(CD28/iso:1/SigPep-/Phos:1)*2" EXACT PRO-short-label [PRO:DAN] intersection_of: GO:0032991 ! protein-containing complex intersection_of: has_component PR:000025789 {cardinality="2"} ! T-cell-specific surface glycoprotein CD28 isoform 1, signal peptide removed phosphorylated 1