# OC Root	2nd	3rd	4th	PC	Gene/Definition
OC.167142	Bacteria.305550	Firmicutes.114674	Firmicutes___Clostridia.27153	ruk.2144	ruk:A4V00_12195   phosphoribosylpyrophosphate synthetase; K00948 ribose-phosphate pyrophosphokinase [EC:2.7.6.1]