Function
Is probably involved in the catabolism of alpha-glycosides accumulated via a phosphoenolpyruvate-dependent phosphotransferase system (PEP-PTS). Hydrolyzes a wide variety of 6-phospho-alpha-D-glucosides including the five isomeric derivatives of sucrose, i.e. trehalulose-6'-phosphate, turanose-6'-phosphate, maltulose-6'-phosphate, leucrose-6'-phosphate, and palatinose-6'-phosphate, but is not active on sucrose-6-phosphate. Can also hydrolyze maltose-6'-phosphate and methyl-alpha-glucose-6-phosphate, and poorly, trehalose-6-phosphate. Fails to hydrolyze beta-O-linked phosphorylated disaccharides such as cellobiose-6'-phosphate and gentiobiose-6'-phosphate. Does not seem to be involved in maltose catabolism.
Sequence
MDDRKFSVLIAGGGSTYTPGIVLTLLDHIQKFPLRKLKFYDIDGERQQRVADACEILVKERAPEVEFLATTDPEEAFTDVDFVMAQIRVGKYAMRSLDEKIPLKHGVVGQETTGPGGIAYGLRSIPGVIGLVDYMEKYSPNAWMLNYSNPAAIVAEATRRLRPHSRIINICDMPIGIMDRMAQIVGLKDRNDLVFRYYGLNHFGWWTDVRDKTGKDLMPALKQYVAKNGYWLGDKDKDTEASWVSTFKKAADVYALDPSTLPNTYLKYYLYPKYVVEHSDPNYTRTDEVEAYREKHVFDECDRIIAAGTAADTHFKSDDHATYIVDLCTAIAYDTKQRMLAIVPNDGAIENIDPEAMVEVPCLFGANGAERLAMGKAATFQKGLITEQNCVEKLTVDAFEQQSYTKLWEAMSLCKIVPDASVAKEILDEMVVANKDYWPELK