>sp|Q9JVF4|APAH_NEIMA Bis(5'-nucleosyl)-tetraphosphatase, symmetrical OS=Neisseria meningitidis serogroup A / serotype 4A GN=apaH MAHYAIGDIQGCFDELTALLGKIGFNHGTDTLWLTGDIVNRGPKSLETLQFCIRHENSVQ IVLGNHDLHLLAVGYGEGAPKRSDTIEPILKHPDGRKMLDWLRAQPLLIREGNRVMVHAG ILPQWRITKAESLAGEAEAELRGKKYVKFFSKMYGNKPAAWDEGLEGYARLRFIVNAFTR MRALTFKNELDFDYKSTVKKMPLYLRPWFKAPDRQNLDHTIIFGHWSSLGYTNADNVISL DTGALWGGQLTAVNLETEEITQVQAAGGIDWKSFTK