HS2ST1 GI:6912420 heparan sulfate 2-O-sulfotransferase 1 isoform 1 1 mgllrimmpp klqllavvaf avamlflenq iqkleesrsk leraiarhev 50 51 reieqrhtmd gprqdatlde eedmviiynr vpktastsft niaydlcakn 100 101 kyhvlhintt knnpvmslqd qvrfvknits wkemkpgfyh ghvsyldfak 150 151 fgvkkkpiyi nvirdpierl vsyyyflrfg ddyrpglrrr kqgdkktfde 200 201 cvaeggsdca peklwlqipf fcghssecwn vgsrwamdqa kynlineyfl 250 251 vgvteeledf imlleaalpr ffrgatelyr tgkkshlrkt tekklptkqt 300 301 iaklqqsdiw kmenefyefa leqfqfirah avrekdgdly ilaqnffyek 350 351 iypksn