>gi|62243068 insulin-like growth factor binding protein 3 isoform b precursor [Homo sapiens] MQRARPTLWAAALTLLVLLRGPPVARAGASSAGLGPVVRCEPCDARALAQ CAPPPAVCAELVREPGCGCCLTCALSEGQPCGIYTERCGSGLRCQPSPDE ARPLQALLDGRGLCVNASAVSRLRAYLLPAPPAPGNASESEEDRSAGSVE SPSVSSTHRVSDPKFHPLHSKIIIIKKGHAKDSQRYKVDYESQSTDTQNF SSESKRETEYGPCRREMEDTLNHLKFLNVLSPRGVHIPNCDKKGFYKKKQ CRPSKGRKRGFCWCVDKYGQPLPGYTTKGKEDVHCYSMQSK