Fold: Photosynthetic reaction centre, H-chain, cytoplasmic domain

core: barrel, partly opened; n*=5, S*=8; meander

Lineage:

1. Root: scop
2. Class: All beta proteins
3. Fold: Photosynthetic reaction centre, H-chain, cytoplasmic domain
   core: barrel, partly opened; n*=5, S*=8; meander

Superfamilies:

1. Photosynthetic reaction centre, H-chain, cytoplasmic domain (1)
   1. Photosynthetic reaction centre, H-chain, cytoplasmic domain (3)
      1. Photosynthetic reaction centre
         1. Rhodopseudomonas viridis (8)
         2. Rhodobacter sphaeroides (15)
         3. Thermochromatium tepidum (1)