>gi|4503121 cardiotrophin 1 isoform 1 [Homo sapiens] MSRREGSLEDPQTDSSVSLLPHLEAKIRQTHSLAHLLTKYAEQLLQEYVQ LQGDPFGLPSFSPPRLPVAGLSAPAPSHAGLPVHERLRLDAAALAALPPL LDAVCRRQAELNPRAPRLLRRLEDAARQARALGAAVEALLAALGAANRGP RAEPPAATASAASATGVFPAKVLGLRVCGLYREWLSRTEGDLGQLLPGGS A