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

A0A1Y5IA87_OSTTA
Chlorophyll a-b binding protein, chloroplastic

#TM: 4
Evidence level: 3D Details

KCNK4_HUMAN
Isoform 2 of Potassium channel subfamily K member 4

#TM: 4
Evidence level: 3D Details

Q9JK62_MOUSE
Potassium channel TASK2

#TM: 4
Evidence level: 3D Details

O08938_MERUN
NHE-1

#TM: 4
Evidence level: 3D Details

E1C2J9_CHICK
Gap junction protein

#TM: 4
Evidence level: 3D Details