SEARCH Articles Figures Tables Formaldehyde serine hydroxymethyltransferase Hydroxymethyltransferase Serine hydroxymethyltransferase (SHMT Serine hydroxymethyltransferase folates Serine hydroxymethyltransferase quinonoid intermediate Serine hydroxymethyltransferase reactions Serine hydroxymethyltransferase scheme Serine, catabolism hydroxymethyltransferase