>tr|D0KT25|D0KT25_SACS9 Aspartate carbamoyltransferase regulatory chain OS=Saccharolobus solfataricus GN=pyrI MISSSKRDELIVSKIRNGTVIDHIPAGRALAVLRILGIRGSEGYRVALVMNVESKKIGRK DIVKIEDRVIDEKEASLITLIAPSATINIIRDYVVTEKRHLEVPKQIRGLIKCPNPQCIT NNDVEAESRFITISIKPLKLKCKYCEMYITEDDVIRQIL