Fold: Cytochrome c

core: 3 helices; folded leaf, opened

Lineage:

1. Root: scop
2. Class: All alpha proteins
3. Fold: Cytochrome c
   core: 3 helices; folded leaf, opened

Superfamilies:

1. Cytochrome c (5)
   covalently-bound heme completes the core
   1. monodomain cytochrome c (33)
      1. Cytochrome c6 (synonym: cytochrome c553)
         1. Bacillus pasteurii (2)
         2. Monoraphidium braunii (3)
         3. Desulfovibrio vulgaris, different strains (2)
         4. Desulfovibrio desulfuricans (1)
         5. Chlamydomonas reinhardtii (2)
         6. Cyanobacterium (Synechococcus elongatus) (1)
         7. Green alga (Scenedesmus obliquus) (2)
      2. Cytochrome c552
         1. Thermus thermophilus (3)
         2. Pseudomonas nautica (1)
         3. Paracoccus denitrificans (3)
         4. Hydrogenobacter thermophilus (1)
         5. Nitrosomonas europaea (2)
      3. Mitochondrial cytochrome c
         1. Baker's yeast (Saccharomyces cerevisiae) (30)
         2. Horse (Equus caballus) (11)
         3. Rice embryos (Oryza sativa) (1)
         4. Albacore tuna (Thunnus alalunga) (2)
         5. Bonito (Katsuwonus pelamis) (1)
      4. Cytochrome ch
         1. Methylobacterium extorquens (1)
      5. Cytochrome c2
         1. Rhodospirillum rubrum (2)
         2. Rhodobacter capsulatus (2)
         3. Rhodobacter sphaeroides (3)
         4. Rhodopseudomonas viridis (2)
         5. Rhodopseudomonas palustris (1)
         6. Rhodopila globiformis (1)
         7. Paracoccus denitrificans (2)
      6. Cytochrome c5
         1. Azotobacter vinelandii (1)
      7. Cytochrome c551
         1. Pseudomonas stutzeri (2)
         2. Pseudomonas aeruginosa (4)
         3. Paracoccus denitrificans (1)
         4. Ectothiorhodospira halophila (1)
      8. Cytochrome c555
         1. Chlorobium thiosulfatophilum (1)
      9. SHP, an oxygen binding cytochrome c
         1. Rhodobacter sphaeroides (4)
      10. p-Cresol methylhydroxylase, cytochrome c subunit
          the other subunit is a flavoprotein
          1. Pseudomonas putida (2)
   2. N-terminal (heme c) domain of cytochrome cd1-nitrite reductase (3)
      1. N-terminal (heme c) domain of cytochrome cd1-nitrite reductase
         the C-terminal domain is a 8-bladed beta-propeller
         1. Paracoccus pantotrophus (7)
            formerly Thiosphaera pantotropha
         2. Pseudomonas aeruginosa (6)
         3. Paracoccus denitrificans (2)
   3. Cytochrome bc1 domain (2)
      1. Cytochrome bc1 domain
         1. Cow (Bos taurus) (3)
         2. Chicken (Gallus gallus) (3)
   4. Two-domain cytochrome c (2)
      duplication: consists of two cytochrome c type domains
      1. Cytochrome c4
         1. Pseudomonas stutzeri (1)
      2. Flavocytochrome c sulfide dehydrogenase, FCSD, cytochrome subunit
         1. Purple phototrophic bacterium (Chromatium vinosum) (1)
   5. Di-haem cytohrome c peroxidase (1)
      duplication: contains two cytochtome c-type domains
      1. Di-haem cytohrome c peroxidase
         1. Pseudomonas aeruginosa (1)