2.8.1.12 6900 - 2 * 6900, MoaD, + 2 * 16500, MoaE, SDS-PAGE, composed of two small MoaD and two large subunits MoaE. Both forms of MoaD, carboxylated and thiocarboxylated, are monomeric and are able to form a heterotetrameric complex after coincubation in equimolar ratios with MoaE, but only the thiocarboxylated MPT synthase complex is able to convert precursor Z in vitro to MPT 722622 2.8.1.12 9600 - x * 9600, small subunit CnxG, SDS-PAGE 722611 2.8.1.12 9700 - 2 * 9700, subunit MOCO1-A, + 2 * 20900, subunit MOCO1-B, SDS-PAGE 723281 2.8.1.12 9800 - 2 * 9800, subunit MOCS2A, + 2 * 20800, subunit MCS2B, SDS-PAGE 722634 2.8.1.12 10000 - - 737944 2.8.1.12 16500 - 2 * 6900, MoaD, + 2 * 16500, MoaE, SDS-PAGE, composed of two small MoaD and two large subunits MoaE. Both forms of MoaD, carboxylated and thiocarboxylated, are monomeric and are able to form a heterotetrameric complex after coincubation in equimolar ratios with MoaE, but only the thiocarboxylated MPT synthase complex is able to convert precursor Z in vitro to MPT 722622 2.8.1.12 17000 - - 737944 2.8.1.12 20800 - 2 * 9800, subunit MOCS2A, + 2 * 20800, subunit MCS2B, SDS-PAGE 722634 2.8.1.12 20900 - 2 * 9700, subunit MOCO1-A, + 2 * 20900, subunit MOCO1-B, SDS-PAGE 723281 2.8.1.12 21600 - x * 21600, large sbunit CnxH, SDS-PAGE 722611 2.8.1.12 46100 - carboxylated MPT synthase, gel filtration 722622 2.8.1.12 52800 - thiocarboxylated MPT synthase, gel filtration 722622