FST GI:5453652 follistatin isoform FST317 precursor 1 mvrarhqpgg lcllllllcq fmedrsaqag ncwlrqakng rcqvlyktel 50 51 skeeccstgr lstswteedv ndntlfkwmi fnggapncip cketcenvdc 100 101 gpgkkcrmnk knkprcvcap dcsnitwkgp vcgldgktyr necallkarc 150 151 keqpelevqy qgrckktcrd vfcpgsstcv vdqtnnaycv tcnricpepa 200 201 sseqylcgnd gvtyssachl rkatcllgrs iglayegkci kakscediqc 250 251 tggkkclwdf kvgrgrcslc delcpdsksd epvcasdnat yasecamkea 300 301 acssgvllev khsgscn