>gi|62243248 insulin-like growth factor binding protein 3 isoform a precursor [Homo sapiens] MQRARPTLWAAALTLLVLLRGPPVARAGASSAGLGPVVRCEPCDARALAQ CAPPPAVCAELVREPGCGCCLTCALSEGQPCGIYTERCGSGLRCQPSPDE ARPLQALLDGRGLCVNASAVSRLRAYLLPAPPAPGEPPAPGNASESEEDR SAGSVESPSVSSTHRVSDPKFHPLHSKIIIIKKGHAKDSQRYKVDYESQS TDTQNFSSESKRETEYGPCRREMEDTLNHLKFLNVLSPRGVHIPNCDKKG FYKKKQCRPSKGRKRGFCWCVDKYGQPLPGYTTKGKEDVHCYSMQSK