>2c2x_A mol:protein length:281 METHYLENETETRAHYDROFOLATE DEHYDROGENASE-METHENYLTETRAHYDROFOLATE CYCLOHYDROLASEVGAIMLDGKATRDEIFGDLKQRVAALDAAGRTPGLGTILVGDDPGSQAYVRGKHADCAKVGITSIRRDLPADISTATLNETIDELNANPDCTGYIVQLPLPKHLDENAALERVDPAKDADGLHPTNLGRLVLGTPAPLPCTPRGIVHLLRRYDISIAGAHVVVIGRGVTVGRPLGLLLTRRSENATVTLCHTGTRDLPALTRQADIVVAAVGVAHLLTADMVRPGAAVIDVGVSRTDDGLVGDVHPDVWELAGHVSPNPGGVGPLTRAFLLTNVVELAERR