[Term] id: PR:000000500 name: BMP receptor type-1B isoform 1 phosphorylated 1 def: "A BMP receptor type-1B isoform 1 phosphorylated form in which the phosphorylation occurs within the GS-motif by the BMP receptor type-2 upon BMP ligand binding." [PRO:CNA] comment: Category=modification. Note: Phosphorylation can occur at Ser and/or Thr residues. synonym: "BMPR1B/iso:1/Phos:1" EXACT PRO-short-label [PRO:DNx] synonym: "BMP receptor type-1B isoform 1 phosphorylated by BMPR2" EXACT [] synonym: "active receptor" RELATED [] is_a: PR:000000383 ! BMP receptor type-1B isoform 1 phosphorylated form relationship: has_part MOD:00696 ! phosphorylated residue