Membrane and cell surface proteins and peptides Class

Fold Superfamilies Families
Toxins' membrane translocation domains 5 9
Light-harvesting complex subunits 1 4
Transmembrane beta-barrels 6 28
Outer membrane efflux proteins (OEP) 1 5
Leukocidin-like 1 7
Lipovitellin-phosvitin complex; beta-sheet shell regions 1 1
Aerolisin/ETX pore-forming domain 1 3
Perfringolysin 1 5
Viral glycoprotein, central and dimerisation domains 1 6
Anthrax protective antigen 1 1
Head and neck region of the ectodomain of NDV fusion glycoprotein 1 1
Family A G protein-coupled receptor-like 1 18
Voltage-gated potassium channels 1 3
Small-conductance potassium channel 1 1
Gated mechanosensitive channel 1 1
Transmembrane helix hairpin 5 6
F1F0 ATP synthase subunit A 1 1
Aquaporin-like 1 8
Clc chloride channel 1 1
Heme-binding four-helical bundle 3 5
ABC transporter involved in vitamin B12 uptake, BtuC 1 1
Single transmembrane helix 38 46
Cytochrome c oxidase subunit I-like 1 1
Cytochrome c oxidase subunit III-like 1 1
Bacterial photosystem II reaction centre, L and M subunits 1 1
14 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) 1 1
Non-heme 11 kDa protein of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) 1 1
Photosystem I subunits PsaA/PsaB 1 2
Photosystem I reaction center subunit X, PsaK 1 1
Photosystem I reaction center subunit XI, PsaL 1 1
a domain/subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) 1 1
Calcium ATPase, transmembrane domain M 1 1
Mechanosensitive channel protein MscS (YggB), transmembrane region 1 1
Multidrug efflux transporter AcrB transmembrane domain 1 1
Neurotransmitter-gated ion-channel transmembrane pore 1 1
ABC transporter transmembrane region 1 3
MFS general substrate transporter 1 3
Multidrug resistance efflux transporter EmrE 1 1
V-type ATP synthase subunit C 1 1
Preprotein translocase SecY subunit 1 3
Mitochondrial carrier 1 3
Chlorophyll a-b binding protein 1 7
Ammonium transporter 1 3
Mitochondrial ATP synthase coupling factor 6 1 1
HlyD-like secretion proteins 1 1
VP4 membrane interaction domain 1 1
OmpH-like 1 1
Proton glutamate symport protein 1 1
Connexin43 1 1
Rhomboid-like 1 1
ATP synthase B chain-like 1 1
ATP synthase D chain-like 1 1
SNF-like 1 1
Photosystem II antenna protein-like 1 1
MAPEG domain-like 1 2
MgtE membrane domain-like 1 1
MetI-like 1 1
Cation efflux protein transmembrane domain-like 1 1