>sp|B0TGQ3|PYRB_HELMI Aspartate carbamoyltransferase catalytic subunit OS=Heliobacterium modesticaldum GN=pyrB MAWQHKDLLGLRGLAKQEIELILDTAAPMKDIIGRDIKKVPTLRGKSIVCLFYEASTRTR TSFELAGKFMSADTVNIAAASSSVVKGESLIDTGKTLDAMGTDIIVIRHAASGAPHLLAK HVKARVVNAGDGAHEHPTQGLLDLYTIKERKGRLEGLTVTILGDVLHSRVARSNIWGLRT MGAEVRLCGPSTLLPPELAITGVKVFTRIEEALEGADVVNVLRLQLERQKKGLFPTIREY ARQFGLNQERLKRCKSDVLVLHPGPMNRGVEIADDVADADFAAIEEQVTNGVAVRMAILY LMMGGSGSGAVH