[Term] id: PR:000016749 name: tetraspanin-33 def: "A tetraspanin that is a translation product of the human TSPAN33 gene or a 1:1 ortholog thereof." [PRO:DNx] comment: Category=gene. synonym: "PEN" RELATED Gene-based [] synonym: "Pen" EXACT [] synonym: "TSPAN33" EXACT PRO-short-label [PRO:DNx] synonym: "penumbra" EXACT [] synonym: "tspan-33" EXACT [] synonym: "proerythroblast new membrane" EXACT [] is_a: PR:000001403 ! tetraspanin