Transcobalamin-1 (TC-1) (Haptocorrin) (HC) (Protein R) (Transcobalamin I) (TC I) (TCI)
1_MRQSH 6_ QLPLV 11_ GLLLF 16_ SFIPS 21_ QLCEI 26_ CEVSE 31_ ENYIR 36_ LKPLL 41_ NTMIQ 46_ SNYNR 51_ GTSAV 56_ NVVLS 61_ LKLVG 66_ IQIQT 71_ LMQKM 76_ IQQIK 81_ YNVKS 86_ RLSDV 91_ SSGEL 96_ ALIIL 101_ ALGVC 106_ RNAEE 111_ NLIYD 116_ YHLID 121_ KLENK 126_ FQAEI 131_ ENMEA 136_ HNGTP 141_ LTNYY 146_ QLSLD 151_ VLALC 156_ LFNGN 161_ YSTAE 166_ VVNHF 171_ TPENK 176_ NYYFG 181_ SQFSV 186_ DTGAM 191_ AVLAL 196_ TCVKK 201_ SLING 206_ QIKAD 211_ EGSLK 216_ NISIY 221_ TKSLV 226_ EKILS 231_ EKKEN 236_ GLIGN 241_ TFSTG 246_ EAMQA 251_ LFVSS 256_ DYYNE 261_ NDWNC 266_ QQTLN 271_ TVLTE 276_ ISQGA 281_ FSNPN 286_ AAAQV 291_ LPALM 296_ GKTFL 301_ DINKD 306_ SSCVS 311_ ASGNF 316_ NISAD 321_ EPITV 326_ TPPDS 331_ QSYIS 336_ VNYSV 341_ RINET 346_ YFTNV 351_ TVLNG 356_ SVFLS 361_ VMEKA 366_ QKMND 371_ TIFGF 376_ TMEER 381_ SWGPY 386_ ITCIQ 391_ GLCAN 396_ NNDRT 401_ YWELL 406_ SGGEP 411_ LSQGA 416_ GSYVV 421_ RNGEN 426_LEVRW
1: Binds vitamin B12 with femtomolar affinity and protects it from the acidic environment of the stomach