>sp|B4NFS5|PURA_DROWI Adenylosuccinate synthetase OS=Drosophila willistoni GN=GK22693 MSTSSAAVNGNHYEQLHQGRTKMYKSKVDVVLGAQWGDEGKGKVVDMLASEVDIVCRCQG GNNAGHTVVANGTEFDFHLLPSGVVNEKCISVIGNGVVIHLPSLFDELLKNQAKGLSHLE NRLIISDRAHLVFDFHQHVDGMQEAEKGGKSLGTTKKGIGPAYSSKATRNGIRVGELLGD FNLFSDKFKSIVATHVRLFPSINVDVDAELARYKDYAEKVRPYVKDTICFLHTALRNGKT ILVEGANAAMLDIDFGTYPYVTSSNCSIGGVLTGLGLPPQTIGEVIGVVKAYTTRVGDGP FPTEQLNEVGDLLQTRGFEVGVTTKRKRRCGWLDIPLLKYTSLVNGYTCICITKLDILDT MAEIKVAVGYKRSNGEKLDHFPGTIAELGSIEVEYANLPGWQTSTEHIRNFKELPENAQN YVRFLESELSVPVRWVGVGKGRESIINVH