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

Database status

Database release: v3.2
Release date: 2024-09-22
Entries: 9369
Topology data: 640153
Alpha helical proteins: 9095
Beta barrel proteins: 274
PubMed links: 42833
PDB links: 30777
Visitors: 997124

Membrane definition

Prokaryotic cell

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Cell inner membrane

The prokaryotic inner cell membrane is the selectively permeablemembrane which separates the cytoplasm from the periplasm inprokaryotes with 2 membranes

  • Outside: Periplasmic space
  • Inside: Cytoplasm