preferred_name: ACVR2A,B (ActRIIA,B) phosphorylates ACVR1B (ActRIB, ALK4) in response to Activin (Xenopus tropicalis)
preferred_name_lc: acvr2a,b (actriia,b) phosphorylates acvr1b (actrib, alk4) in response to activin (xenopus tropicalis)
label: ACVR2A,B (ActRIIA,B) phosphorylates ACVR1B (ActRIB, ALK4) in response to Activin (Xenopus tropicalis)
label_lc: acvr2a,b (actriia,b) phosphorylates acvr1b (actrib, alk4) in response to activin (xenopus tropicalis)