>sp|B4TJ45|APAH_SALHS Bis(5'-nucleosyl)-tetraphosphatase, symmetrical OS=Salmonella heidelberg GN=apaH MATYLIGDVHGCYDELIALLQQVEFTPDTDTLWLTGDLVARGPGSLDVLRYVKSLGNSVR LVLGNHDLHLLAVFAGISRNKPKDRLTPLLEAPDADELLNWLRRQPLLQVDEEKKLVMAH AGITPQWDLQTAKECARDVEAVLSSDSYPFFLDAMYGDMPNNWSPELSGLARLRFITNAF TRMRYCFPNGQLDMYSKASPENAPAPLKPWFAIPGPVSEAYSIAFGHWASLEGKGTPEGI YALDTGCCWGGELTCLRWEDKQYFVQPSNRQMDMGEGEAVNA