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

Q9C5I0_ARATH
ORMDL family protein

#TM: 4
Evidence level: 3D Details

O50216_9PSED
Styrene oxide isomerase

#TM: 4
Evidence level: 3D Details

Q39583_CHLRE
Membrane protein

#TM: 4
Evidence level: 3D Details

I6TXN5_9EURY
Monovalent cation/H+ antiporter subunit B

#TM: 4
Evidence level: 3D Details

A0A2P6TQ14_CHLSO
Chlorophyll a-b binding protein, chloroplastic

#TM: 4
Evidence level: 3D Details