# OC Root	2nd	PC	Gene/Definition
OC.335498	Archaea.38771	loki.375	loki:Lokiarch_06740   hdrA_3; CoB--CoM heterodisulfide reductase iron-sulfur subunit A
OC.335498	Archaea.38771	loki.375	loki:Lokiarch_12340   hdrA_7; 4Fe-4S ferredoxin
OC.335499	Archaea.100587	loki.2690	loki:Lokiarch_31070   hdrA_11; CoB--CoM heterodisulfide reductase iron-sulfur subunit A