Activin Receptors, Type I
Synonyms
Activin Receptor Like Kinases, Type I
Activin Receptor-Like Kinases, Type I
One of the two types of ACTIVIN RECEPTORS or activin receptor-like kinases (ALK'S). There are several type I activin receptors. The major active ones are ALK-2 (ActR-IA) and ALK-4 (ActR-IB).