Single transmembrane helix Fold

Superfamily Families Domains
Mitochondrial cytochrome c oxidase subunit IV 1 1
Mitochondrial cytochrome c oxidase subunit VIa 1 1
Mitochondrial cytochrome c oxidase subunit VIc 1 1
Mitochondrial cytochrome c oxidase subunit VIIa 1 1
Mitochondrial cytochrome c oxidase subunit VIIb 1 1
Mitochondrial cytochrome c oxidase subunit VIIc (aka VIIIa) 1 1
Mitochondrial cytochrome c oxidase subunit VIIIb (aka IX) 1 1
Bacterial aa3 type cytochrome c oxidase subunit IV 1 1
Bacterial ba3 type cytochrome c oxidase subunit IIa 1 1
Photosystem II reaction centre subunit H, transmembrane region 2 2
Cytochrome c1 subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase), transmembrane anchor 3 2
ISP transmembrane anchor 2 3
Ubiquinone-binding protein QP-C of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) 1 2
Subunit X (non-heme 7 kDa protein) of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) 1 2
Subunit XI (6.4 kDa protein) of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) 1 1
Subunit III of photosystem I reaction centre, PsaF 3 3
Subunit VIII of photosystem I reaction centre, PsaI 1 1
Subunit IX of photosystem I reaction centre, PsaJ 3 3
Subunit XII of photosystem I reaction centre, PsaM 1 1
Subunit PsaX of photosystem I reaction centre 1 1
F1F0 ATP synthase subunit B, membrane domain 1 1
Iron-sulfur subunit of formate dehydrogenase N, transmembrane anchor 1 1
Cytochrome f subunit of the cytochrome b6f complex, transmembrane anchor 1 1
PetL subunit of the cytochrome b6f complex 1 1
PetM subunit of the cytochrome b6f complex 1 2
PetG subunit of the cytochrome b6f complex 1 2
PetN subunit of the cytochrome b6f complex 1 2
Preprotein translocase SecE subunit 1 1
Sec-beta subunit 1 1
Oligosaccharyltransferase subunit ost4p 1 1
Photosystem II reaction center protein L, PsbL 1 1
Photosystem II reaction center protein J, PsbJ 1 1
Photosystem II 10 kDa phosphoprotein PsbH 1 2
Photosystem II reaction center protein T, PsbT 1 1
Photosystem II reaction center protein M, PsbM 1 2
Photosystem II reaction center protein K, PsbK 1 2
Photosystem II reaction center protein I, PsbI 1 1
Cytochrome b559 subunits 1 3