2.1.1.269 2-(dimethylsulfonio)propanoate + tetrahydrofolate - 2.1.1.269 additional information marine bacterioplankton regulate sulfur flux by converting the precursor dimethylsulfoniopropionate either to dimethylsulfide or to sulfur compounds that are not climatically active 2.1.1.269 S,S-dimethyl-beta-propiothetin + tetrahydrofolate -