| Q4UN71 | SDHB_RICFE | Rickettsia felis (strain ATCC VR-1525 / URRWXCal2) (Rickettsia azadi) | sdhB RF_0136 | Detail |
| Q4W4Z2 | RT4I1_CAEEL | Caenorhabditis elegans | rad-8 F56H1.6 | Detail |
| Q8LBZ7 | SDHB1_ARATH | Arabidopsis thaliana (Mouse-ear cress) | SDH2-1 At3g27380 K1G2.9 | Detail |
| P0AFQ6 | RUTC_ECOL6 | Escherichia coli O6:H1 (strain CFT073 / ATCC 700928 / UPEC) | rutC c1147 | Detail |
| Q55CC2 | SDHB_DICDI | Dictyostelium discoideum (Slime mold) | sdhB DDB_G0270120 | Detail |
| Q0QF01 | SDHA_PIG | Sus scrofa (Pig) | SDHA | Detail |
| Q08632 | SDR1_PICAB | Picea abies (Norway spruce) (Picea excelsa) | | Detail |
| Q58779 | Y1384_METJA | Methanocaldococcus jannaschii (strain ATCC 43067 / DSM 2661 / JAL-1 / JCM 10045 / NBRC 100440) (Methanococcus jannaschii) | MJ1384 | Detail |
| O34720 | YJGC_BACSU | Bacillus subtilis (strain 168) | yjgC BSU12160 | Detail |
| P77376 | YDGJ_ECOLI | Escherichia coli (strain K12) | ydgJ b1624 JW5265 | Detail |