>tr|S1NMK4|S1NMK4_ECOLX Bis(5'-nucleosyl)-tetraphosphatase, symmetrical OS=Escherichia coli KTE182 GN=apaH MATYLIGDVHGCYDELIALLHKVEFTPGKDTLWLTGDLVARGPGSLDVLRYVKSLGDSVR LVLGNHDLHLLAVFAGISRNKPKDRLTPLLEAPDADELLNWLRRQPLLQIDEEKKLVMAH AGITPQWDLQTAKECARDVEAVLSSDSYPFFLDAMYGDMPNNWSPELRGLGRLRFITNAF TRMRFCFPNGQLDMYSKESPEEAPAPLKPWFAIPGPVAEEYNIAFGHWASLEGKGTPEGI YALDTGCCWGGTLTCLRWEDKQYFVQPSNRHKDLSEGEAVAS