ID 5.4.99.63 DE ethylmalonyl-CoA mutase. CA (2R)-ethylmalonyl-CoA = (2S)-methylsuccinyl-CoA. CC -!- The enzyme, characterized from the bacterium Rhodobacter sphaeroides, CC is involved in the ethylmalonyl-CoA pathway for acetyl-CoA CC assimilation. DR Q3IZ90, ECM_CERS4 ; Q49115, ECM_METEA ; //