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SEC

Gene
SEC
Protein
Probable UDP-N-acetylglucosamine--peptide N-acetylglucosaminyltransferase SEC
Organism
Arabidopsis thaliana
Length
977 amino acids
Function
O-linked N-acetylglucosamine transferase (OGT) that mediates O-glycosylation of capsid protein (CP) of virus in case of infection by Plum pox virus. OGTs catalyze the addition of nucleotide-activated sugars directly onto the polypeptide through O-glycosidic linkage with the hydroxyl of serine or threonine. Probably acts by adding O-linked sugars to yet unknown proteins. Its OGT activity has been proved in vitro but not in vivo. Required with SPY for gamete and seed development.
Similarity
Belongs to the glycosyltransferase 41 family. O-GlcNAc transferase subfamily.
Mass
110.114 kDa
Sequence
MISSKNGAAMISRPVFLSDRVDEVFSRKLDLSVSSSSSSSLLQQFNKTHEGDDDARLALAHQLYKGGDFKQALEHSNMVYQRNPLRTDNLLLIGAIYYQLQEYDMCIARNEEALRIQPQFAECYGNMANAWKEKGDTDRAIRYYLIAIELRPNFADAWSNLASAYMRKGRLSEATQCCQQALSLNPLLVDAHSNLGNLMKAQGLIHEAYSCYLEAVRIQPTFAIAWSNLAGLFMESGDLNRALQYYKEAVKLKPAFPDAYLNLGNVYKALGRPTEAIMCYQHALQMRPNSAMAFGNIASIYYEQGQLDLAIRHYKQALSRDPRFLEAYNNLGNALKDIGRVDEAVRCYNQCLALQPNHPQAMANLGNIYMEWNMMGPASSLFKATLAVTTGLSAPFNNLAIIYKQQGNYSDAISCYNEVLRIDPLAADALVNRGNTYKEIGRVTEAIQDYMHAINFRPTMAEAHANLASAYKDSGHVEAAITSYKQALLLRPDFPEATCNLLHTLQCVCCWEDRSKMFAEVESIIRRQINMSVLPSVQPFHAIAYPIDPILALEISRKYAAHCSIIASRFGLPPFTHPAGLPVKREGGFKRLRIGYVSSDFGNHPLSHLMGSVFGMHNRENVEVFCYALSANDNTEWRQRIQSEAEHFLDVSAMSSDAIAKIINQDKIQILINLNGYTKGARNEIFAMQPAPIQVSYMGFPGTTGATYIDYLVTDEFVSPLQYAHIYSEKLVHLPHCYFVNDYKQKNQDVLDPNSKPKRSDYGLPEDKFIFACFNQLYKMDPEIVNTWCNILKRVPNSALWLLRFPAAGEMRFRTYAAAQGVQPDQIIFTDVAMKSEHIRRSVLADVILDTPLCNGHTTGTDVLWAGVPMITLPLEKMATRVAGSLCLATGLGHGMIVNSLEEYEEKAVSLALNKPKLQALTKELRASRLTCPLFDTMRWVKNLERSYFKMWNLHCSGQQPQHFKVLENDLEFPHDR