>sp|Q58339|PUR8_METJA Adenylosuccinate lyase OS=Methanocaldococcus jannaschii (strain ATCC 43067 / DSM 2661 / JAL-1 / JCM 10045 / NBRC 100440) OX=243232 GN=purB PE=3 SV=1 MELNQIIKSGEKMAVHPIDYRYGTPEMRKVWEEENKLEKMLKVEAALAKAQAELGLIPKE AAEEINKKASTKYVKLERVKEIEKQTKHDVVAMIRALAEVCEGNAGEYIHFGATSNDIVD TANSLLIKESIEIIEDKLKQLRDILLDKAEEHKYTVCVGRTHGQHAIPTTYGMRFALWAA EIDRHLERLKEAKKRICVSMITGAVGTMAAMGEKGLEVHKRVAEILGLEPVLISNQVIQR DRHAEFVFLLALIAQTLNKIGVTVRSMQRTEIGELEEEFDPTKQTGSSTMPHKRNPITFE QICGLSRVIKSLCIAEMDNIPLWEERDLTNSSAERCIFAEVCVLTDHILTLAIKGVKKLK VNKENVERNLELTKGLIMAERIMIELAKRGMGRQTAHEIVRQCAMKAYEEKRHLKDILLE NEEVMKYITKEELEELMNPKTYIGLAPQIVDEVIKTLKNKKY