# OC Root 2nd 3rd 4th 5th 6th PC Gene/Definition OC.110792 Bacteria.456719 Firmicutes.234321 Firmicutes___Clostridia.73326 - - adg.1023 adg:Adeg_1131 nitrite and sulphite reductase 4Fe-4S region OC.110793 Bacteria.531068 Proteobacteria.271020 Deltaproteobacteria.30706 - - gsb.658 gsb:GSUB_03695 sulfite reductase OC.110793 Bacteria.531068 Proteobacteria.271020 Deltaproteobacteria.30706 Pelobacter.893 - pca.779 pca:Pcar_0767 sulfite reductase, assimilatory OC.110793 Bacteria.531068 Proteobacteria.271020 Deltaproteobacteria.30706 Pelobacter.893 - pace.2170 pace:A6070_11750 sulfite reductase OC.110793 Bacteria.531068 Proteobacteria.271020 Deltaproteobacteria.30706 Pelobacter.893 - pef.1342 pef:A7E78_07130 sulfite reductase OC.110793 Bacteria.531068 Proteobacteria.271020 Deltaproteobacteria.30706 Desulfuromonas.17 - des.1028 des:DSOUD_1017 sulfite reductase OC.110793 Bacteria.531068 Proteobacteria.271020 Deltaproteobacteria.30706 Desulfuromonas.17 - deu.2713 deu:DBW_2943 sulfite reductase, assimilatory OC.110793 Bacteria.531068 Proteobacteria.271020 Deltaproteobacteria.30706 - - sat.1169 sat:SYN_01225 sulfite reductase, assimilatory-type OC.110794 Bacteria.458401 Firmicutes.134522 Firmicutes___Clostridia.85294 - - dae.1539 dae:Dtox_1634 nitrite and sulphite reductase 4Fe-4S region OC.110794 Bacteria.458401 Firmicutes.134522 Firmicutes___Clostridia.85294 - - pth.1528 pth:PTH_1506 NirB; NAD(P)H-nitrite reductase OC.110794 Bacteria.458401 Firmicutes.134522 Firmicutes___Clostridia.85294 - - hhl.355 hhl:Halha_0311 NAD(P)H-nitrite reductase OC.110795 Bacteria.456286 Firmicutes.129175 Firmicutes___Clostridia.70488 Desulfitobacterium.718 Desulfitobacterium_hafniense.1790 dsy.1875 dsy:DSY1869 sulfite reductase assimilatory-type OC.110795 Bacteria.456286 Firmicutes.129175 Firmicutes___Clostridia.70488 Desulfitobacterium.718 Desulfitobacterium_hafniense.1790 dhd.2951 dhd:Dhaf_3024 nitrite and sulphite reductase 4Fe-4S region OC.110795 Bacteria.456286 Firmicutes.129175 Firmicutes___Clostridia.70488 Desulfitobacterium.718 - ddh.2282 ddh:Desde_2492 hydrid cluster protein-associated redox disulfide domain protein OC.110795 Bacteria.456286 Firmicutes.129175 Firmicutes___Clostridia.70488 Desulfitobacterium.718 - ddl.1915 ddl:Desdi_2103 hydrid cluster protein-associated redox disulfide domain protein OC.110795 Bacteria.456286 Firmicutes.129175 Firmicutes___Clostridia.70488 Desulfitobacterium.718 - dmt.1205 dmt:DESME_06385 sulfite reductase OC.110795 Bacteria.456286 Firmicutes.129175 Firmicutes___Clostridia.70488 - - tjr.2349 tjr:TherJR_2503 Nitrite reductase (NAD(P)H) OC.110795 Bacteria.456286 Firmicutes.129175 Firmicutes___Clostridia.70488 Desulfosporosinus.1077 - dor.3042 dor:Desor_3380 hydrid cluster protein-associated redox disulfide domain protein OC.110795 Bacteria.456286 Firmicutes.129175 Firmicutes___Clostridia.70488 Desulfosporosinus.1077 - dai.2788 dai:Desaci_3118 hydrid cluster protein-associated redox disulfide domain protein OC.110795 Bacteria.456286 Firmicutes.129175 Firmicutes___Clostridia.70488 Desulfosporosinus.1077 - dmi.2419 dmi:Desmer_2646 hydrid cluster protein-associated redox disulfide domain protein OC.110796 Bacteria.455440 Firmicutes.126703 Firmicutes___Clostridia.64281 Clostridium.7499 Clostridium_botulinum.6516 cbk.2859 cbk:CLL_A2962 sulfite reductase, assimilatory-type OC.110796 Bacteria.455440 Firmicutes.126703 Firmicutes___Clostridia.64281 Clostridium.7499 Clostridium_botulinum.6516 cbt.2613 cbt:CLH_2715 sulfite reductase, assimilatory-type OC.110796 Bacteria.455440 Firmicutes.126703 Firmicutes___Clostridia.64281 Clostridium.7499 Clostridium_beijerinckii.1906 cbe.2730 cbe:Cbei_2776 nitrite and sulphite reductase 4Fe-4S region OC.110796 Bacteria.455440 Firmicutes.126703 Firmicutes___Clostridia.64281 Clostridium.7499 Clostridium_beijerinckii.1906 cbz.2729 cbz:Cbs_2776 nitrite and sulphite reductase 4Fe-4S region OC.110796 Bacteria.455440 Firmicutes.126703 Firmicutes___Clostridia.64281 Clostridium.7499 Clostridium_beijerinckii.1906 cbei.2417 cbei:LF65_02695 sulfite reductase OC.110796 Bacteria.455440 Firmicutes.126703 Firmicutes___Clostridia.64281 Clostridium.7499 Clostridium_pasteurianum.1281 cpat.2157 cpat:CLPA_c22480 sulfite reductase, assimilatory-type OC.110796 Bacteria.455440 Firmicutes.126703 Firmicutes___Clostridia.64281 Clostridium.7499 Clostridium_pasteurianum.1281 cpae.2157 cpae:CPAST_c22480 sulfite reductase, assimilatory-type OC.110796 Bacteria.455440 Firmicutes.126703 Firmicutes___Clostridia.64281 Clostridium.7499 - csb.1834 csb:CLSA_c19130 sulfite reductase, assimilatory-type OC.110796 Bacteria.455440 Firmicutes.126703 Firmicutes___Clostridia.64281 Clostridium.7499 - csq.672 csq:CSCA_0634 nitrite and sulphite reductase 4Fe-4S region OC.110796 Bacteria.455440 Firmicutes.126703 Firmicutes___Clostridia.64281 Clostridium.7499 - cck.2183 cck:Ccar_11160 sulfite reductase OC.110796 Bacteria.455440 Firmicutes.126703 Firmicutes___Clostridia.64281 Clostridium.7499 - cbut.1063 cbut:ATN24_05750 sulfite reductase OC.110796 Bacteria.455440 Firmicutes.126703 Firmicutes___Clostridia.64281 Clostridium.7499 - ctae.2160 ctae:BGI42_11730 NAD(P)/FAD-dependent oxidoreductase OC.110796 Bacteria.455440 Firmicutes.126703 Firmicutes___Clostridia.64281 Clostridium.7499 - cdrk.2922 cdrk:B9W14_15335 sulfite reductase OC.110796 Bacteria.455440 Firmicutes.126703 Firmicutes___Clostridia.64281 - - psor.552 psor:RSJ16_02825 sulfite reductase OC.110797 Bacteria.1081472 Proteobacteria.559551 Deltaproteobacteria.53286 - - dao.909 dao:Desac_0913 Nitrite reductase (NAD(P)H) OC.110797 Bacteria.1081472 Proteobacteria.559551 Deltaproteobacteria.53286 - - sfu.2992 sfu:Sfum_3159 nitrite and sulphite reductase 4Fe-4S region OC.110798 Bacteria.939731 Proteobacteria.265741 Deltaproteobacteria.21210 Desulfococcus.3081 - dml.2919 dml:Dmul_30040 sulfite reductase, assimilatory type OC.110798 Bacteria.939731 Proteobacteria.265741 Deltaproteobacteria.21210 - - dat.3227 dat:HRM2_33470 predicted assimilatory-type nitrite/sulfite reductase OC.110798 Bacteria.939731 Proteobacteria.265741 Deltaproteobacteria.21210 - - dto.493 dto:TOL2_C03620 sulfite reductase, assimilatory type OC.110798 Bacteria.939731 Proteobacteria.265741 Deltaproteobacteria.21211 - - dto.796 dto:TOL2_C07390 nitrite and sulfite reductase 4Fe-4S region protein OC.110798 Bacteria.939731 Proteobacteria.265741 Deltaproteobacteria.21212 - - dak.74 dak:DaAHT2_0016 Nitrite reductase (NAD(P)H) OC.110798 Bacteria.939731 Proteobacteria.265741 Deltaproteobacteria.21213 Desulfococcus.5816 - dol.2561 dol:Dole_2652 nitrite and sulphite reductase 4Fe-4S region OC.110799 Bacteria.531406 Proteobacteria.272709 Deltaproteobacteria.33704 Geobacter.3226 Geobacter_sp_.3858 geb.3598 geb:GM18_3739 Nitrite reductase (NAD(P)H) OC.110799 Bacteria.531406 Proteobacteria.272709 Deltaproteobacteria.33704 Geobacter.3226 Geobacter_sp_.4674 gem.630 gem:GM21_0628 nitrite and sulphite reductase 4Fe-4S region OC.110799 Bacteria.531406 Proteobacteria.272709 Deltaproteobacteria.33704 Geobacter.3226 Geobacter_sulfurreducens.2147 gsu.3073 gsu:GSU3265 sulfite reductase, assimilatory OC.110799 Bacteria.531406 Proteobacteria.272709 Deltaproteobacteria.33704 Geobacter.3226 Geobacter_sulfurreducens.2147 gsk.3000 gsk:KN400_3196 sulfite reductase, assimilatory OC.110799 Bacteria.531406 Proteobacteria.272709 Deltaproteobacteria.33704 Geobacter.3226 - gme.3089 gme:Gmet_3222 sulfite reductase, assimilatory OC.110799 Bacteria.531406 Proteobacteria.272709 Deltaproteobacteria.33704 Geobacter.3226 - gur.755 gur:Gura_0710 nitrite and sulphite reductase 4Fe-4S region OC.110799 Bacteria.531406 Proteobacteria.272709 Deltaproteobacteria.33704 Geobacter.3226 - gbm.626 gbm:Gbem_0614 sulfite reductase, assimilatory OC.110799 Bacteria.531406 Proteobacteria.272709 Deltaproteobacteria.33704 Geobacter.3226 - geo.898 geo:Geob_0915 sulfite reductase, assimilatory OC.110799 Bacteria.531406 Proteobacteria.272709 Deltaproteobacteria.33704 Geobacter.3226 - gpi.2643 gpi:GPICK_14785 sulfite reductase OC.110799 Bacteria.531406 Proteobacteria.272709 Deltaproteobacteria.33704 Geobacter.3226 - gao.2481 gao:A2G06_15280 sulfite reductase OC.110799 Bacteria.531406 Proteobacteria.272709 Deltaproteobacteria.33704 Pelobacter.5669 - ppd.701 ppd:Ppro_0643 nitrite and sulphite reductase 4Fe-4S region OC.110800 Bacteria.456721 Firmicutes.286158 Firmicutes___Clostridia.158183 - - dae.3113 dae:Dtox_3530 Nitrite reductase (NAD(P)H) OC.110801 Bacteria.456717 Proteobacteria.569864 Deltaproteobacteria.69882 Desulfovibrio.16979 - dde.931 dde:Dde_1079 Nitrite reductase (NAD(P)H) OC.110802 Bacteria.894778 Firmicutes.292529 Firmicutes___Clostridia.167717 - - hhl.1150 hhl:Halha_1232 NAD(P)H-nitrite reductase OC.110803 Bacteria.459231 Firmicutes.136544 Veillonella.706 - - vpr.1806 vpr:Vpar_1836 nitrite and sulphite reductase 4Fe-4S region OC.110803 Bacteria.459231 Firmicutes.136544 Veillonella.706 - - vat.1734 vat:B7L28_09310 nitrite reductase OC.110803 Bacteria.459231 Firmicutes.136544 Veillonella.706 - - vrm.1784 vrm:44547418_01892 sir_3; Sulfite reductase [ferredoxin] OC.110803 Bacteria.459231 Firmicutes.136544 Pelosinus.2573 - - puf.4250 puf:UFO1_4417 Conserved hypothetical protein CHP03980, redox-disulfide OC.110803 Bacteria.459231 Firmicutes.136544 Pelosinus.2573 - - pft.491 pft:JBW_00376 Conserved protein CHP03980, redox-disulfide OC.110804 Bacteria.456716 Proteobacteria.264836 Deltaproteobacteria.19485 Desulfobulbus.968 - dpr.1122 dpr:Despr_1124 Nitrite reductase (NAD(P)H) OC.110804 Bacteria.456716 Proteobacteria.264836 Deltaproteobacteria.19485 Desulfobulbus.968 - deo.797 deo:CAY53_04275 nitrite reductase OC.110804 Bacteria.456716 Proteobacteria.264836 Deltaproteobacteria.19488 - - dsf.3092 dsf:UWK_03259 NAD(P)H-nitrite reductase OC.110804 Bacteria.456716 Proteobacteria.264837 Deltaproteobacteria.19487 Desulfovibrio.6981 Desulfovibrio_vulgaris.734 dvu.1577 dvu:DVU1597 sulfite reductase, assimilatory-type OC.110804 Bacteria.456716 Proteobacteria.264837 Deltaproteobacteria.19487 Desulfovibrio.6981 Desulfovibrio_vulgaris.734 dvl.1526 dvl:Dvul_1537 nitrite and sulphite reductase 4Fe-4S region OC.110804 Bacteria.456716 Proteobacteria.264837 Deltaproteobacteria.19487 Desulfovibrio.6981 Desulfovibrio_vulgaris.734 dvm.471 dvm:DvMF_0464 nitrite and sulphite reductase 4Fe-4S region OC.110804 Bacteria.456716 Proteobacteria.264837 Deltaproteobacteria.19487 Desulfovibrio.6981 Desulfovibrio_vulgaris.734 dvg.1672 dvg:Deval_1697 Nitrite reductase (NAD(P)H) OC.110804 Bacteria.456716 Proteobacteria.264837 Deltaproteobacteria.19487 Pseudodesulfovibrio.2722 - dpi.475 dpi:BN4_10461 dsvB; Sulfite reductase, assimilatory-type OC.110804 Bacteria.456716 Proteobacteria.264837 Deltaproteobacteria.19487 Pseudodesulfovibrio.2722 - dej.2393 dej:AWY79_12520 sulfite reductase, assimilatory-type OC.110804 Bacteria.456716 Proteobacteria.264837 Deltaproteobacteria.19487 Pseudodesulfovibrio.2722 - pprf.784 pprf:DPRO_0816 Sulfite reductase, assimilatory-type OC.110804 Bacteria.456716 Proteobacteria.264837 Deltaproteobacteria.19487 Desulfococcus.2029 - dml.1594 dml:Dmul_16030 sulfite reductase, assimilatory type OC.110804 Bacteria.456716 Proteobacteria.270565 Deltaproteobacteria.30061 Desulfovibrio.8500 - dgg.66 dgg:DGI_2097 putative nitrite and sulfite reductase 4Fe-4S region OC.110804 Bacteria.456716 Proteobacteria.270565 Deltaproteobacteria.30061 Desulfovibrio.8500 - dgg.66 dgg:DGI_3367 putative nitrite and sulfite reductase 4Fe-4S region OC.110804 Bacteria.456716 Proteobacteria.270565 Deltaproteobacteria.30061 - - drt.1251 drt:Dret_1276 nitrite and sulphite reductase 4Fe-4S region OC.110804 Bacteria.456716 Proteobacteria.553341 Deltaproteobacteria.19486 Desulfovibrio.22440 - dma.2038 dma:DMR_21020 sulfite reductase OC.110804 Bacteria.456716 Proteobacteria.601752 Deltaproteobacteria.113737 - - dps.1658 dps:DP1664 probable assimilatory sulfite reductase OC.110804 Bacteria.456716 Firmicutes.130205 Firmicutes___Clostridia.73324 Desulfotomaculum.902 - drm.230 drm:Dred_0170 nitrite and sulphite reductase 4Fe-4S region OC.110804 Bacteria.456716 Firmicutes.130205 Firmicutes___Clostridia.73324 Desulfotomaculum.902 - dca.189 dca:Desca_0162 Nitrite reductase (NAD(P)H) OC.110804 Bacteria.456716 Firmicutes.130205 Firmicutes___Clostridia.73324 Desulfotomaculum.902 - dru.264 dru:Desru_0250 nitrite and sulphite reductase 4Fe-4S region OC.110804 Bacteria.456716 Firmicutes.130205 Firmicutes___Clostridia.73324 Desulfotomaculum.3329 - dfg.474 dfg:B0537_02595 sulfite reductase, assimilatory-type OC.110804 Bacteria.456716 Firmicutes.130205 Firmicutes___Clostridia.73324 - - dae.1515 dae:Dtox_1606 nitrite and sulphite reductase 4Fe-4S region OC.110804 Bacteria.456716 Firmicutes.130205 Firmicutes___Clostridia.73324 - - dgi.2983 dgi:Desgi_3383 NAD(P)H-nitrite reductase OC.110804 Bacteria.456716 Firmicutes.130205 Firmicutes___Clostridia.73325 - - dae.1323 dae:Dtox_1372 nitrite and sulphite reductase 4Fe-4S region