>tr|F0NI96|F0NI96_SULIR Aspartate carbamoyltransferase regulatory chain OS=Sulfolobus islandicus GN=pyrI MISSSKRDELIVSKIRKGTVIDHIPAGRALAVLRILGIRGSEGYRVALVMNVESKKIGRK DIVKIEDRVIDEKEASLITLIAPSATINIIRDYVVTEKRHLEVPKQIRGLIKCPNPQCIT NNDVEAESRFTTISIKPLKLKCEYCEIYITEEDVIRQIL