PR:Q13705-1	activin receptor type-2B isoform ActR-IIB2 (human)	hACVR2B/iso:ActR-IIB2		participates_in	GO:0007178	transmembrane receptor protein serine/threonine kinase signaling pathway			PMID:8161782	TAS	NCBITaxon:9606		UniProtKB:Q13705-1	20080301	PRO:CNA