# OC Root 2nd 3rd 4th 5th 6th PC Gene/Definition OC.155085 Bacteria.1089012 Proteobacteria.575116 Deltaproteobacteria.77777 Geobacter.7391 Geobacter_sp_.3638 geb.3211 geb:GM18_3325 Collagen triple helix repeat-containing protein