>sp|Q21MT2|APAH_SACD2 Bis(5'-nucleosyl)-tetraphosphatase, symmetrical OS=Saccharophagus degradans GN=apaH MATYAVGDIQGCYRALKLLLKKVKFNADNDHLWVAGDLVNRGPESLKSLRYIKKLGPSAT LVLGNHDLHLLAHAYGVRTLNPKDTLAPILTAKDSDELLEWLQAQPLLHYDAEFDAVLVH AGIPPIWSIENALNYALEVEQALSTTQTAAAFFVDMYGNQPDVWQPSLEGTARLRLITNY LTRMRFCSPTGKLELQTKNAPSLPPTGFAPWYTHKHNKWGNTKILFGHWAALMGETRSKQ FIGLDTGCVWGGALTMMRLEDGQFFAVDCPC