>tr|A0AA87BV55|A0AA87BV55_ECOLX Bis(5'-nucleosyl)-tetraphosphatase, symmetrical OS=Escherichia coli ISC41 MATYLIGDVHGCYDELIALLHKVEFTPGKDTLWLTGDLVARGPGSLDVLRYVKSLGDSVR LVLGNHDLHLLAVFAGISRNKPKDRLTPLLEAPDADELLNWLRRQPLLQIDEEKKLVMAH AGITPQWDLQTAKECARDVEAVLSSDSYPFFLDAMYGDMPNNWSPELRGLGRLRFITNAF TRMRFCFPNGQLDMYSKESPEEAPAPLKPWFAIPGPVAEEYNIAFGHWASLEGKGTPEGI YALDTGCCWGGTLTCLRWEDKQYFVQPSNRHKDLSEGEAVAS