TCDB is operated by the Saier Lab Bioinformatics Group
TCIDNameDomainKingdom/PhylumProtein(s)
1.A.89.1.1









ORF4a viroporin of 133 aas and 3 TMSs (Zhang et al. 2013).

Viruses
Orthornavirae, Pisuviricota
ORF4a of human coronavirus 229E
1.A.89.1.2









Viroporin of 222 aas and 3 strongly hydrophobic TMSs in the N-terminal half of the protein followed by a region of moderate hydrophobicity in the C-terminal half.

Viruses
Orthornavirae, Pisuviricota
Viroporin of human coronavirus NL63
1.A.89.1.3









Non structural protein 3c, a viroporin of 237 aas with 3 stronly hydrophobic TMSs in the N-terminal half of the protein and a broad region of moderate hydrophobicity in the second half.

Viruses
Orthornavirae, Pisuviricota
Viroporin 3c of feline coronavirus UUF
1.A.89.1.4









Viroporin ORF3-1 of 205 aas and 4 or more TMSs in a 3 + 1-3 TMS arrangement.

Viruses
Orthornavirae, Pisuviricota
Orf3-1 viroporin of porcine respiratory coronavirus
1.A.89.1.5









3a protein of 152 aas and 3 or 4 TMSs

Viruses
Orthornavirae, Pisuviricota
Protein 3a of Bat coronavirus
1.A.89.1.6









ORF3 protein of 228 aas and 3 TMSs.

Viruses
Orthornavirae, Pisuviricota
ORF3 of Chaerephon bat coronavirus/Kenya