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PSL5

Gene
PSL5
Protein
Probable glucan 1,3-alpha-glucosidase
Organism
Arabidopsis thaliana
Length
921 amino acids
Function
Cleaves sequentially the 2 innermost alpha-1,3-linked glucose residues from the Glc(2)Man(9)GlcNAc(2) oligosaccharide precursor of immature glycoproteins (By similarity). Essential for stable accumulation of the receptor EFR that determines the specific perception of bacterial elongation factor Tu (EF-Tu), a potent elicitor of the defense response to pathogen-associated molecular patterns (PAMPs). Required for sustained activation of EFR-mediated signaling, but not receptor FLS2-mediated signaling elicited by the bacterial flagellin flg22.
Similarity
Belongs to the glycosyl hydrolase 31 family.
Mass
104.275 kDa
Sequence
MRSLLFVLSLICFCSQTALSWKKEEFRSCDQTPFCKRARSRTPGACSLIVGDVSITDGDLVAKLLPKAPNQGDGDQIKPLILSLSVYKDGIVRLKIDEDHSLNPPKKRFQVPDVVVSEFEEKKIWLQKVATETISGDTSPSSVVYVSDGYEAVVRHDPFEVYVREKSGDRRRVVSLNSHGLFDFEQLGRKTEGDNWEEKFRTHTDSRPSGPQSISFDVSFYDSSFVYGIPEHATSFALKPTKGPGVEESEPYRLFNLDVFEYDHESPFGLYGSIPFMVSHGKSGKTSGFFWLNAAEMQIDVLANGWDAESGISLPSSHSRIDTFWMSEAGIVDTFFFVGPEPKDVVKQYASVTGTSAMPQLFATGYHQCRWNYKDEEDVAQVDSKFDEHDIPYDVLWLDIEHTDGKRYFTWDSVLFPHPEEMQKKLAAKGRKMVTIVDPHIKRDDSYFLHKEATQMGYYVKDSSGKDFDGWCWPGSSSYIDMLSPEIRKWWGGRFSYKNYVGSTPSLYTWNDMNEPSVFNGPEVTMPRDALHVGGVEHREVHNAYGYYFHMATSDGLVMREEGKDRPFVLSRAIFPGTQRYGAIWTGDNTAEWEHLRVSIPMILTLGLTGITFSGADIGGFFGNPEPELLVRWYQVGAYYPFFRGHAHHDTKRREPWLFGERNTELMRDAIHTRYTLLPYFYTLFREANVTGVPVVRPLWMEFPQDEATFSNDEAFMVGSGLLVQGVYTKGTTQASVYLPGKESWYDLRNGKTYVGGKTHKMDAPEESIPAFQKAGTIIPRKDRFRRSSSQMDNDPYTLVVALNSSQEAEGELYIDDGKSFEFRRGSYIHRRFVFSKGVLTSTNLAPPEARLSSQCLIDRIILLGHSSGPKSALVEPLNQKAEIEMGPLRMGGLVASSGTKVLTIRKPGVRVDQDWTVKIL