[Term] id: PR:000001267 name: interleukin-1 alpha isoform 1 mature form def: "An interleukin-1 alpha isoform 1 that has had the propeptide removed." [PRO:CNA, PRO:DAN] comment: Category=modification. synonym: "IL1A/iso:1/mature" EXACT PRO-short-label [PRO:DNx] intersection_of: PR:000001227 ! interleukin-1 alpha isoform 1 intersection_of: lacks_part SO:0001062 ! propeptide