Topology Data Bank of Transmembrane Proteins
Topology, Structure and Prediction.

Database status

Database release: v3.3
Release date: 2025-01-12
Entries: 9588
Topology data: 685414
Alpha helical proteins: 9310
Beta barrel proteins: 279
PubMed links: 43320
PDB links: 31246
Visitors: 719798

Search results for #numTm: 2

Topdb search results

Q89797_9HIV1
Envelope glycoprotein gp160

#TM: 2
Evidence level: Experiment Details

Q5SH67_THET8
Cytochrome oxidase Caa3-type subunit IV domain-containing protein

#TM: 2
Evidence level: 3D Details

Q8XBV8_ECO57
Regulator of length of O-antigen component of lipopolysaccharide chains

#TM: 2
Evidence level: Experiment Details

A9WEV5_CHLAA
Quinol:cytochrome c oxidoreductase membrane protein

#TM: 2
Evidence level: 3D Details

D5MAJ8_PEA
Photosystem II reaction center protein K

#TM: 2
Evidence level: 3D Details