>sp|A9MYM2|APAH_SALPB Bis(5'-nucleosyl)-tetraphosphatase, symmetrical OS=Salmonella paratyphi B GN=apaH MATYLIGDVHGCYDELIALLQQVEFTPDTDTLWLTGDLVARGPGSLDVLRYVKSLGNSVR LVLGNHDLHLLAVFAGISRNKPKDRLTPLLEAPDADELLNWLRRQPLLQVDEEKKLVMAH AGITPQWDLQTAKECARDVEAVLSSDSYPFFLDAMYGDMPNNWSPELSGLARLRFITNAF TRMRYCFPNGQLDMYSKASPENAPAPLKPWFAIPGPVSEAYSIAFGHWASLEGKGTPEGI YALDTGCCWGGELTCLRWEDKQYFVQPSNRQMDMGEGEAVNA