OBA_2042449 (level of bifunctional methylenetetrahydrofolate dehydrogenase/cyclohydrolase, mitochondrial in blood serum) is the amount of a bifunctional methylenetetrahydrofolate dehydrogenase/cyclohydrolase, mitochondrial when measured in blood serum. Also known as: blood serum bifunctional methylenetetrahydrofolate dehydrogenase/cyclohydrolase, mitochondrial amount.