4PAA:
reference: Folate in demethylation: The crystal structure of the rat dimethylglycine dehydrogenase complexed with tetrahydrofolate., Luka Z, Pakhomova S, Loukachevitch LV, Newcomer ME, Wagner C, Biochem Biophys Res Commun. 2014 May 22. pii: S0006-291X(14)00936-X. doi:, 10.1016/j.bbrc.2014.05.064. PMID: 24858690

This OCA Structure page
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