Lineage for Family f.28.1.1: Non-heme 11 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase)
- Root: SCOP 1.75
Class f: Membrane and cell surface proteins and peptides [56835] (58 folds) 
Fold f.28: Non-heme 11 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) [81532] (1 superfamily)
membrane-associated alpha-helical protein; no transmembrane helicesSuperfamily f.28.1: Non-heme 11 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) [81531] (1 family) 
location - intermembrane side of the bc1 complexFamily f.28.1.1: Non-heme 11 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) [81530] (1 protein)
"acidic/hinge protein", essential for the complex formation, interacts with the functional domain of cytochrome c1
Protein:
Non-heme 11 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) [81529] (3 species) 
Species Baker's yeast (Saccharomyces cerevisiae) [TaxId:4932] [81528] (7 PDB entries) 
Species Chicken (Gallus gallus) [TaxId:9031] [81527] (3 PDB entries) Species Cow (Bos taurus) [TaxId:9913] [81526] (18 PDB entries)
Uniprot P00126
More info for Family f.28.1.1: Non-heme 11 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase)
Timeline for Family f.28.1.1: Non-heme 11 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase):
- Family f.28.1.1: Non-heme 11 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) first appeared in SCOP 1.63, called Family f.28.1.1: Nonheme 11 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase)
- Family f.28.1.1: Non-heme 11 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) appears in SCOP 1.73
- Family f.28.1.1: Non-heme 11 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) appears in SCOPe 2.01
- Family f.28.1.1: Non-heme 11 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) appears in the current release, SCOPe 2.08