>sp|P54456|AP4AH_BACSU Bis(5'-nucleosyl)-tetraphosphatase, symmetrical OS=Bacillus subtilis GN=yqeK MNREEALACVKQQLTEHRYIHTVGVMNTAIELAERFGADSKKAEIAAIFHDYAKFRPKEE MKQIIAREKMPAHLLDHNPELWHAPVGAYLVQREAGVQDEDILDAIRYHTSGRPGMTLLE KVIYVADYIEPNRAFPGVDEVRKLAETDLNQALIQSIKNTMVFLMKKNQPVFPDTFLTYN WLVSGS