# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.187153 Bacteria.185214 Proteobacteria.727289 Gammaproteobacteria.336662 Pseudoalteromonas.16902 pia.317 pia:PI2015_0331 Type I restriction modification DNA specificity domain protein; K01154 type I restriction enzyme, S subunit [EC:3.1.21.3]