>tr|C3TR62|C3TR62_ECOLX Bis(5'-nucleosyl)-tetraphosphatase, symmetrical OS=Escherichia coli GN=apaH MATYLIGDVHGCYDELIALLHKVEFTPGKDTLWLTGDLVARGPGSLDVLRYVKSLGDSVR LVLGNHDLHLLAVFAGISRNKPKDRLTPLLEAPDADELLNWLRRQPLLQIDEEKKLVMAH AGITPQWDLQTAKECARDVEAVLSSDSYPFFLDAMYGDMPNNWSPELRGLGRLRFITNAF TRMRFCFPNGQLDMYSKESPEEAPAPLKPWFAIPGPVAEEYSIAFGHWASLEGKGTPEGI YALDTGCCWGGSLTCLRWEDKQYFVQPSNRHKDLGEGEAVAS