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: 1000399

TOPDB: S19A3_HUMAN

Topology data

Legend: Inside Membrane Outside Re-entrant loop Beta barrel inside Periplasm Interfacial helix