>sp|Q3Z5W0|APAH_SHISS Bis(5'-nucleosyl)-tetraphosphatase, symmetrical OS=Shigella sonnei GN=apaH MATYLIGDVHGCYDELIALLHKVEFTPGKDTLWLTGDLVARGPGSLDVLRYVKSLGDSVR LVLGNHDLHLLAVFAGISRNKPKDRLTPLLEAPDADELLNWLRRQPLLQIDEEKKLVMAH AGITPQWDLQTAKECARDVEAVLSSDSYPFFLDAMYGDMPNNWSPELRGLGRLRFITNAF TRMRFCFPNGQLDMYSKESPEEAPAPLKPWFAIPGPVAEEYSIAFGHWASLEGKGTPEGI YALDTGCCWGGTLTCLRWEDKQYFVQPSNRHKDLGEAAAS