>sp|P54456|AP4AH_BACSU Bis(5'-nucleosyl)-tetraphosphatase, symmetrical OS=Bacillus subtilis (strain 168) OX=224308 GN=yqeK PE=3 SV=1 MNREEALACVKQQLTEHRYIHTVGVMNTAIELAERFGADSKKAEIAAIFHDYAKFRPKEE MKQIIAREKMPAHLLDHNPELWHAPVGAYLVQREAGVQDEDILDAIRYHTSGRPGMTLLE KVIYVADYIEPNRAFPGVDEVRKLAETDLNQALIQSIKNTMVFLMKKNQPVFPDTFLTYN WLVSGS