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

C56H1_ECOLI
Cytochrome b561 homolog 1

#TM: 4
Evidence level: Experiment Details

C56H2_ECOLI
Cytochrome b561 homolog 2

#TM: 4
Evidence level: Experiment Details

CA2D2_HUMAN
Voltage-dependent calcium channel subunit alpha-2/delta-2

#TM: 4
Evidence level: Experiment Details

BLAR_STAAU
Regulatory protein BlaR1

#TM: 4
Evidence level: Experiment Details

BCSG_ECOLI
Cellulose biosynthesis protein BcsG

#TM: 4
Evidence level: Experiment Details