Lineage for Family f.21.2.2: Succinate dehydrogenase/Fumarate reductase transmembrane subunits (SdhC/FrdC and SdhD/FrdD)

  1. Root: SCOP 1.63
  2. 267451Class f: Membrane and cell surface proteins and peptides [56835] (34 folds)
  3. 267974Fold f.21: Heme-binding four-helical bundle [81344] (2 superfamilies)
    core: four transmembrane helices, up-and-down bundle, binds one or two heme groups in between the helices
  4. 267997Superfamily f.21.2: Fumarate reductase respiratory complex transmembrane subunits [81343] (2 families) (S)
    two distinct families: in one family the common fold is contained in a single-chain subunit, in the other it is formed by two chains
  5. 268009Family f.21.2.2: Succinate dehydrogenase/Fumarate reductase transmembrane subunits (SdhC/FrdC and SdhD/FrdD) [81373] (4 proteins)
    consists of two homologous non-identical subunits that form a heterodimer; may or may not contain heme groups

Proteins:

  1. 268010Fumarate reductase subunit FrdC [81370] (1 species)
  2. 268018Fumarate reductase subunit FrdD [81372] (1 species)
  3. 268026Succinate dehydrogenase subunit SdhC [82870] (1 species)
    Cytochrome b556 subunit
  4. 268030Succinate dehydrogenase subunit SdhD [82872] (1 species)
    membrane anchor protein

More info for Family f.21.2.2: Succinate dehydrogenase/Fumarate reductase transmembrane subunits (SdhC/FrdC and SdhD/FrdD)

Timeline for Family f.21.2.2: Succinate dehydrogenase/Fumarate reductase transmembrane subunits (SdhC/FrdC and SdhD/FrdD):

  • Family f.21.2.2: Succinate dehydrogenase/Fumarate reductase transmembrane subunits (SdhC/FrdC and SdhD/FrdD) is new in SCOP 1.63
  • Family f.21.2.2: Succinate dehydrogenase/Fumarate reductase transmembrane subunits (SdhC/FrdC and SdhD/FrdD) appears in SCOP 1.65
  • Family f.21.2.2: Succinate dehydrogenase/Fumarate reductase transmembrane subunits (SdhC/FrdC and SdhD/FrdD) appears in the current release, SCOPe 2.08