>tr|F0NPU1|F0NPU1_SULIH Phosphoribosyl-ATP pyrophosphatase OS=Sulfolobus islandicus GN=hisE
MSNEIVDKLYKVILDRIEKRPTGSYTAEIVNKGKAYVARKVGEESVETIVASLAENKERF
ISEVADLIYHLLVLMALEGVTPDDIYRELERRRK