# OC Root 2nd 3rd 4th PC Gene/Definition OC.374126 Bacteria.204251 Proteobacteria.471373 Alphaproteobacteria.337242 ptc.838 ptc:phytr_670 rpiB ribose-5-phosphate isomerase; K01808 ribose 5-phosphate isomerase B [EC:5.3.1.6] OC.374127 Bacteria.204299 Actinobacteria.286970 - ppc.2083 ppc:HMPREF9154_2287 rpiB; ribose-5-phosphate isomerase B; K01808 ribose 5-phosphate isomerase B [EC:5.3.1.6]