# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.335535 Archaea.31080 Euryarchaeota.3511 Methanocaldococcus.1293 - mja.548 mja:MJ_0536 2-ketoglutarate ferredoxin oxidoreductase, subunit gamma (korG); K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Methanocaldococcus.1293 - mfe.758 mfe:Mefer_0782 pyruvate/ketoisovalerate oxidoreductase, gamma subunit; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Methanocaldococcus.1293 - mvu.1214 mvu:Metvu_1238 pyruvate/ketoisovalerate oxidoreductase, gamma subunit; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Methanocaldococcus.1293 - mfs.310 mfs:MFS40622_0306 pyruvate/ketoisovalerate oxidoreductase, gamma subunit; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Methanocaldococcus.1293 - mjh.204 mjh:JH146_0198 pyruvate ferredoxin oxidoreductase gamma subunit; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 - - mig.1360 mig:Metig_1430 pyruvate/ketoisovalerate oxidoreductase, gamma subunit; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Methanococcus.1290 Methanococcus_maripaludis.479 mmp.1315 mmp:MMP1315 korG; 2-oxoglutarate oxidoreductase gamma subunit; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Methanococcus.1290 Methanococcus_maripaludis.479 mmq.287 mmq:MmarC5_0278 2-oxoglutarate ferredoxin oxidoreductase, gamma subunit; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Methanococcus.1290 Methanococcus_maripaludis.479 mmx.1334 mmx:MmarC6_1358 pyruvate ferredoxin/flavodoxin oxidoreductase; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Methanococcus.1290 Methanococcus_maripaludis.479 mmz.561 mmz:MmarC7_0560 pyruvate ferredoxin/flavodoxin oxidoreductase; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Methanococcus.1290 Methanococcus_maripaludis.479 mmd.1438 mmd:GYY_07400 2-oxoglutarate ferredoxin oxidoreductase subunit gamma; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Methanococcus.1290 - mvn.617 mvn:Mevan_0625 pyruvate ferredoxin/flavodoxin oxidoreductase; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Methanococcus.1290 - mvo.49 mvo:Mvol_0057 Pyruvate/ketoisovalerate oxidoreductase; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Methanococcus.1290 - mvo.49 mvo:Mvol_0117 Pyruvate/ketoisovalerate oxidoreductase; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 - - mok.159 mok:Metok_0149 2-oxoglutarate synthase; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Methanothermobacter.576 - mth.45 mth:MTH_1035 2-oxoglutarate oxidoreductase, gamma subunit; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Methanothermobacter.576 - mmg.1393 mmg:MTBMA_c14170 korC; 2-oxoglutarate synthase, subunit gamma; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Methanothermobacter.576 Methanothermobacter_sp_.1523 metc.938 metc:MTCT_0943 2-oxoglutarate ferredoxin oxidoreductase gamma subunit; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Methanothermobacter.576 - mwo.1396 mwo:MWSIV6_1421 korC; 2-oxoglutarate synthase subunit KorC; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Methanothermobacter.576 Methanothermobacter_sp_.2215 mete.985 mete:tca_00996 padE; NADH-dependent phenylglyoxylate dehydrogenase subunit gamma; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Methanosphaera.492 - mst.1292 mst:Msp_1387 korC; KorC; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Methanosphaera.492 - metb.1512 metb:AW729_08570 2-oxoglutarate ferredoxin oxidoreductase subunit gamma; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Methanobrevibacter.1970 - msi.920 msi:Msm_0925 2-oxoglutarate ferredoxin oxidoreductase, gamma subunit, KorC; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Methanobrevibacter.1970 - mru.1760 mru:mru_1826 korC; 2-oxoglutarate ferredoxin oxidoreductase subunit gamma KorC; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Methanobrevibacter.1971 Methanobrevibacter_sp_.461 meb.338 meb:Abm4_0330 korC; 2-oxoglutarate ferredoxin oxidoreductase subunit gamma KorC; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Methanobrevibacter.1970 - mmil.1736 mmil:sm9_1875 korC; 2-oxoglutarate ferredoxin oxidoreductase subunit gamma KorC; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Methanobrevibacter.1970 Methanobrevibacter_sp_.3104 meye.1546 meye:TL18_08815 2-oxoglutarate ferredoxin oxidoreductase subunit gamma; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Methanobrevibacter.1970 - mol.1251 mol:YLM1_1285 2-oxoglutarate ferredoxin oxidoreductase subunit gamma KorC; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Methanobacterium.33 - mel.2283 mel:Metbo_2406 2-oxoglutarate synthase; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Methanobacterium.33 - mew.281 mew:MSWAN_0222 2-oxoglutarate synthase; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Methanobacterium.33 Methanobacterium_sp_.314 meth.227 meth:MBMB1_0217 korC; 2-oxoglutarate synthase subunit KorC; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Methanobacterium.33 Methanobacterium_formicicum.1015 mfc.2031 mfc:BRM9_2082 korC; 2-oxoglutarate ferredoxin oxidoreductase subunit gamma KorC; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Methanobacterium.33 Methanobacterium_formicicum.1015 mfi.1555 mfi:DSM1535_1599 korC; 2-oxoglutarate synthase subunit KorC; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Methanobacterium.33 - mcub.287 mcub:MCBB_0236 korC; 2-oxoglutarate synthase subunit KorC; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Methanobacterium.33 - msub.2067 msub:BK009_10885 2-oxoglutarate ferredoxin oxidoreductase subunit gamma; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Methanobacterium.33 Methanobacterium_sp_.3193 metn.1238 metn:BK008_06530 2-oxoglutarate ferredoxin oxidoreductase subunit gamma; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 - - mfv.53 mfv:Mfer_0033 2-oxoglutarate ferredoxin oxidoreductase, gamma subunit; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 - - mka.759 mka:MK0730 porG_2; Pyruvate:ferredoxin oxidoreductase, gamma subunit; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Pyrococcus.3125 - pho.1653 pho:PH1660 PH1660; 185aa long hypothetical ferredoxin oxidoreductase gamma subunit; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Pyrococcus.3125 - pab.241 pab:PAB0348 korG-2; korG-2 2-ketoglutarate ferredoxin oxidoreductase, subunit gamma; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Pyrococcus.3719 Pyrococcus_furiosus.927 pfu.1752 pfu:PF1773 2-keto acid:ferredoxin oxidoreductase subunit gamma; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Pyrococcus.3719 Pyrococcus_furiosus.927 pfi.1863 pfi:PFC_09725 2-oxoglutarate ferredoxin oxidoreductase subunit gamma; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Pyrococcus.3125 Pyrococcus_sp_.319 pyn.253 pyn:PNA2_0251 2-oxoglutarate ferredoxin oxidoreductase subunit gamma; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Pyrococcus.3125 - pya.221 pya:PYCH_02330 2-oxoglutarate ferredoxin oxidoreductase subunit gamma; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Pyrococcus.3126 Pyrococcus_sp_.3421 pys.1512 pys:Py04_1549 2-oxoglutarate ferredoxin oxidoreductase subunit gamma; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Pyrococcus.3125 - pyc.1557 pyc:TQ32_08535 2-oxoglutarate ferredoxin oxidoreductase subunit gamma; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Thermococcus.1100 - tko.1101 tko:TK1123 2-oxoacid:ferredoxin oxidoreductases, gamma subunit; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Thermococcus.1100 - ton.582 ton:TON_0582 2-oxoacid:ferredoxin oxidoreductase, gamma subunit; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Thermococcus.1100 - tga.1374 tga:TGAM_1375 korC-1; 2-ketoglutarate ferredoxin oxidoreductase, subunit gamma (korC); K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Thermococcus.1102 - tsi.1444 tsi:TSIB_1466 2-oxoglutarate ferredoxin oxidoreductase 2 (KGOR), subunit gamma; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Thermococcus.1100 - tba.620 tba:TERMP_00616 2-oxoglutarate oxidoreductase, gamma subunit; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Thermococcus.1100 Thermococcus_sp_.310 the.428 the:GQS_02150 2-oxoglutarate ferredoxin oxidoreductase subunit gamma; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Thermococcus.1100 Thermococcus_sp_.1392 tha.938 tha:TAM4_1911 2-oxoglutarate oxidoreductase gamma subunit; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Thermococcus.1100 - thm.8 thm:CL1_0007 2-oxoglutarate ferredoxin oxidoreductase subunit gamma 1; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Thermococcus.1101 - tlt.690 tlt:OCC_04103 2-oxoglutarate ferredoxin oxidoreductase subunit gamma; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Thermococcus.1100 - ths.655 ths:TES1_0656 2-oxoglutarate oxidoreductase subunit gamma; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Thermococcus.1100 - tnu.785 tnu:BD01_0800 Pyruvate:ferredoxin oxidoreductase-related 2-oxoacid:ferredoxin oxidoreductase, gamma subunit; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Thermococcus.1100 - teu.1561 teu:TEU_08725 2-oxoglutarate ferredoxin oxidoreductase subunit gamma; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Thermococcus.1100 - tgy.2038 tgy:X802_10630 2-oxoglutarate ferredoxin oxidoreductase subunit gamma; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Thermococcus.1103 Thermococcus_sp_.7327 thv.1477 thv:ADU37_CDS14800 2-oxoglutarate oxidoreductase, gamma subunit; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Thermococcus.1104 - tch.1849 tch:CHITON_1890 2-oxoglutarate oxidoreductase, gamma subunit; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Thermococcus.1100 - tpep.1768 tpep:A0127_09290 2-oxoglutarate ferredoxin oxidoreductase subunit gamma; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Thermococcus.1100 - tpie.1567 tpie:A7C91_08925 2-oxoglutarate ferredoxin oxidoreductase subunit gamma; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Thermococcus.1100 - tgg.573 tgg:A3K92_03015 2-oxoglutarate ferredoxin oxidoreductase subunit gamma; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Thermococcus.1100 - tce.405 tce:A3L02_02115 2-oxoglutarate ferredoxin oxidoreductase subunit gamma; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Thermococcus.1100 - tbs.698 tbs:A3L01_03635 2-oxoglutarate ferredoxin oxidoreductase subunit gamma; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Thermococcus.1100 Thermococcus_sp_.310 thh.684 thh:CDI07_03565 2-oxoglutarate ferredoxin oxidoreductase subunit gamma; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Thermococcus.1100 - tsl.1469 tsl:A3L11_07615 2-oxoglutarate ferredoxin oxidoreductase subunit gamma; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Thermococcus.1100 - ttd.1020 ttd:A3L14_05320 2-oxoglutarate ferredoxin oxidoreductase subunit gamma; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Thermococcus.1100 - tprf.1269 tprf:A3L09_06585 2-oxoglutarate ferredoxin oxidoreductase subunit gamma; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Thermococcus.1100 - trl.575 trl:A3L10_02930 2-oxoglutarate ferredoxin oxidoreductase subunit gamma; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Thermococcus.1100 - tpaf.1282 tpaf:A3L08_06755 2-oxoglutarate ferredoxin oxidoreductase subunit gamma; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 - - ppac.1093 ppac:PAP_05675 2-oxoglutarate ferredoxin oxidoreductase subunit gamma; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 - - mhu.256 mhu:Mhun_0094 2-oxoglutarate ferredoxin oxidoreductase, gamma subunit; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Methanoculleus.2231 - mem.831 mem:Memar_0842 2-oxoglutarate ferredoxin oxidoreductase, gamma subunit; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Methanoculleus.2231 - mbg.873 mbg:BN140_0893 korG; 2-oxoglutarate ferredoxin oxidoreductase subunit gamma; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 Methanoculleus.2231 - mema.1155 mema:MMAB1_1167 korC; 2-oxoglutarate synthase subunit korC; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 - - mpi.2113 mpi:Mpet_2271 Pyruvate/ketoisovalerate oxidoreductase; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3] OC.335535 Archaea.31080 Euryarchaeota.3511 - - mpl.1765 mpl:Mpal_1947 pyruvate ferredoxin/flavodoxin oxidoreductase; K00177 2-oxoglutarate ferredoxin oxidoreductase subunit gamma [EC:1.2.7.3]