orotate + a menaquinol => (S)-dihydroorotate + a menaquinone
orotate + a menaquinol => (s)-dihydroorotate + a menaquinone
orotate + a menaquinol => (S)-dihydroorotate + a menaquinone
orotate + a menaquinol => (s)-dihydroorotate + a menaquinone