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: 4

Topdb search results

Q0VNY2_ALCBS
Ion transport protein

#TM: 4
Evidence level: 3D Details

Q914E0_9ENTO
Genome polyprotein

#TM: 4
Evidence level: Experiment Details

E1BF86_BOVIN
Bestrophin

#TM: 4
Evidence level: 3D Details

A0A7U4JQH9_CLOSG
Motility protein A

#TM: 4
Evidence level: 3D Details

A0A0D5YFP2_ACIBA
ABC-type transport system

#TM: 4
Evidence level: Experiment Details