# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.187216 Bacteria.185116 Proteobacteria.424765 Alphaproteobacteria.263410 Rhodopseudomonas.9232 rpc.3574 rpc:RPC_3653 type I restriction enzyme StySPI specificity protein; K01154 type I restriction enzyme, S subunit [EC:3.1.21.3]