>tr|D4FWE7|D4FWE7_BACNB Carbamoyl phosphate synthase small chain OS=Bacillus subtilis subsp. natto GN=pyrAA MKRRLVLENGAVFEGEAFGSLEHNMGEVVFNTGMTGYQEILSDPSYCGQIVTLTYPLIGN YGINRDDFESITPFVKGLIIKELCELPSNWRSAYTLDEYLKMKNIPGLQGIDTRKLTRMI RTAGALKGTFASSDEDIEAVLKRLNETELPRNQVSQVSAKTAYPSPGRGKRIVLVDFGMK HGILRELNKRKCDVIVVPYNITAEEVLQLKPDGIMLSNGPGDPKDVPEAIEMIKGVLGKV PLFGICLGHQLFALACGANTEKMKFGHRGSNHPVKELATGKVALTSQNHGYTVSSISKTE LEVTHIAINDDTIEGLKHKTLPAFTVQYHPEASPGPEDANHLFDRFIEMIETTEKEGEAV CQNA