Positive Samples: 293T, HepG2, U-87MG, Mouse brain, Rat brain Immunogen sequence: MAESAGASSF FPLVVLLLAG SGGSGPRGVQ ALLCACTSCL QANYTCETDG ACMVSIFNLD GMEHHVRTCI PKVELVPAGK PFYCLSSEDL RNTHCCYTDY. ACVR1B is a serine/threonine kinase involved in signal transd