sequence of SDHD DHSD_HUMAN CBT1 CII-4 CybS IMR:0702420 PGL PGL1 QPs3 SDH4 SDHD SUCCINATE DEHYDROGENASE 4, INTEGRAL MEMBRANE PROTEIN Succinate dehydrogenase [ubiquinone] cytochrome b small subunit, mitochondrial Succinate dehydrogenase complex subunit D Succinate-ubiquinone oxidoreductase cytochrome b small subunit Succinate-ubiquinone reductase membrane anchor subunit UniProt:O14521 molecule_role succinate dehydrogenase complex, subunit D, integral membrane protein