>sp|Q03LU0|PYRB_STRTD Aspartate carbamoyltransferase catalytic subunit OS=Streptococcus thermophilus GN=pyrB MAIADGKVSLKHLVTMETLTNEEVLGMIRRGGDFKNGRADFQLDRQYFAANLFFENSTRT HKSFEVAEKKLGLDVIEFDAGTSSVNKGETLYDTILTMSALGVDICVVRHSEVDYYKQLI DSRTIQTSIVNGGDGSGQHPSQCLLDLMTIYEEFGTFGNLKICIAGDITHSRVAKSNMRI LKRLGAQIYFAGPTEWYSSEFDVYGQHVAIDDVIEDLNVLMLLRVQHERHRNDKGFSKEE YHTLYGLTEERYAKLADQAIIMHPAPVNRDVEIADSLVEAPKARIVTQMQNGVFVRMAII EAILNGKA