Carbohydrate sulfotransferase 9 (EC 2.8.2.-) (GalNAc-4-O-sulfotransferase 2) (GalNAc-4-ST2) (GalNAc4ST-2) (N-acetylgalactosamine-4-O-sulfotransferase 2)
1_MQPSE 6_ MVMNP 11_ KQVFL 16_ SVLIF 21_ GVAGL 26_ LLFMY 31_ LQVWI 36_ EEQHT 41_ GRVEK 46_ RREQK 51_ VTSGW 56_ GPVKY 61_ LRPVP 66_ RIMST 71_ EKIQE 76_ HITNQ 81_ NPKFH 86_ MPEDV 91_ REKKE 96_ NLLLN 101_ SERST 106_ RLLTK 111_ TSHSQ 116_ GGDQA 121_ LSKST 126_ GSPTE 131_ KLIEK 136_ RQGAK 141_ TVFNK 146_ FSNMN 151_ WPVDI 156_ HPLNK 161_ SLVKD 166_ NKWKK 171_ TEETQ 176_ EKRRS 181_ FLQEF 186_ CKKYG 191_ GVSHH 196_ QSHLF 201_ HTVSR 206_ IYVED 211_ KHKIL 216_ YCEVP 221_ KAGCS 226_ NWKRI 231_ LMVLN 236_ GLASS 241_ AYNIS 246_ HNAVH 251_ YGKHL 256_ KKLDS 261_ FDLKG 266_ IYTRL 271_ NTYTK 276_ AVFVR 281_ DPMER 286_ LVSAF 291_ RDKFE 296_ HPNSY 301_ YHPVF 306_ GKAII 311_ KKYRP 316_ NACEE 321_ ALING 326_ SGVKF 331_ KEFIH 336_ YLLDS 341_ HRPVG 346_ MDIHW 351_ EKVSK 356_ LCYPC 361_ LINYD 366_ FVGKF 371_ ETLEE 376_ DANYF 381_ LQMIG 386_ APKEL 391_ KFPNF 396_ KDRHS 401_ SDERT 406_ NAQVV 411_ RQYLK 416_ DLTRT 421_ ERQLI 426_ YDFYY 431_ LDYLM 436_FNYTT
1: Catalyzes the transfer of sulfate to position 4 of non-reducing N-acetylgalactosamine (GalNAc) residues in both N-glycans and O-glycans. Participates in biosynthesis of glycoprotein hormones lutropin and thyrotropin, by mediating sulfation of their carbohydrate structures. Has a higher activity toward carbonic anhydrase VI than toward lutropin. Only active against terminal GalNAcbeta1,GalNAcbeta. Isoform 2, but not isoform 1, is active toward chondroitin