# OC Root 2nd 3rd 4th PC Gene/Definition OC.340799 Bacteria.339019 Proteobacteria.95275 Alphaproteobacteria.133887 jan.1129 jan:Jann_1114 Methionine synthase vitamin-B12 independent; K00549 5-methyltetrahydropteroyltriglutamate--homocysteine methyltransferase [EC:2.1.1.14]