>Q8K9Z9|bis(5'-nucleosyl)-tetraphosphatase (symmetrical)|EC 3.6.1.41|Buchnera aphidicola subsp. Schizaphis graminum (strain Sg)|Swiss-Prot MSIYFISDIHGCYKEFKLLLKKSFFNDKKDFLWIAGDLVSRGPDSLKVIRYLYSLRKRIK IILGNHDLNLIAVYSGVKENKKENYFDEFLSAKDNLQLINWLRCQSILKIDEERKIIMSH AGISPKWDIDTAKKYALEIEKCLSGKNYSSFLRSVFNNKINYWNLNLNKLDRLRYSINVF TRMRYCYPDSRLNLICKKSPNLVKYPLIPWFKIPNKIPKEYSVFFGHWSSLIGTKVPQPF FPLDSGCCWGGKLTMFRWEDKKYFFQSFQKNNS