ID 1.2.1.27 DE methylmalonate-semialdehyde dehydrogenase (CoA acylating). AN methylmalonate-semialdehyde dehydrogenase (acylating). AN MMSA dehydrogenase. AN MSDH. CA 2-methyl-3-oxopropanoate + CoA + H2O + NAD(+) = H(+) + hydrogencarbonate CA + NADH + propanoyl-CoA. CC -!- Also converts 3-oxopropanoate into acetyl-CoA. CC -!- The reaction occurs in two steps with the decarboxylation process CC preceding CoA-binding. CC -!- Bicarbonate rather than CO2 is released as a final product. DR Q9I702, BAUC_PSEAE ; A0RDW1, IOLA1_BACAH; Q81QR5, IOLA1_BACAN; DR Q63BL0, IOLA1_BACCZ; Q6HJ19, IOLA1_BACHK; Q65IX1, IOLA1_BACLD; DR A9VF06, IOLA1_BACMK; Q5L025, IOLA1_GEOKA; A4IPB2, IOLA1_GEOTN; DR Q8ES27, IOLA1_OCEIH; Q5WKZ1, IOLA1_SHOC1; A0REB5, IOLA2_BACAH; DR Q81QB6, IOLA2_BACAN; Q63B74, IOLA2_BACCZ; Q6HIK3, IOLA2_BACHK; DR Q65D00, IOLA2_BACLD; A9VMS6, IOLA2_BACMK; Q5KYR4, IOLA2_GEOKA; DR A4IPF5, IOLA2_GEOTN; Q8EMV4, IOLA2_OCEIH; Q5WH11, IOLA2_SHOC1; DR Q4V1F6, IOLA3_BACCZ; Q5KYK0, IOLA3_GEOKA; Q738L2, IOLA_BACC1 ; DR B7IW48, IOLA_BACC2 ; B7H597, IOLA_BACC4 ; B7HR31, IOLA_BACC7 ; DR A7GPH3, IOLA_BACCN ; B9IZZ7, IOLA_BACCQ ; Q81DR5, IOLA_BACCR ; DR A7BJC4, IOLA_BACNA ; A8FDV4, IOLA_BACP2 ; P42412, IOLA_BACSU ; DR A7ZAI1, IOLA_BACVZ ; Q9KAH5, IOLA_HALH5 ; A5YBJ3, IOLA_LACCA ; DR Q92EQ7, IOLA_LISIN ; C1KZ99, IOLA_LISMC ; Q723T1, IOLA_LISMF ; DR B8DCT8, IOLA_LISMH ; Q8Y9Y4, IOLA_LISMO ; Q17M80, MMSA_AEDAE ; DR Q7QC84, MMSA_ANOGA ; Q0WM29, MMSA_ARATH ; Q07536, MMSA_BOVIN ; DR P52713, MMSA_CAEEL ; Q54I10, MMSA_DICDI ; Q7KW39, MMSA_DROME ; DR Q29HB2, MMSA_DROPS ; Q02252, MMSA_HUMAN ; Q9EQ20, MMSA_MOUSE ; DR P28810, MMSA_PSEAE ; Q02253, MMSA_RAT ; //