TABLE 1.
Protein, Cop (WR)a | Size (kDa) | Expression | Viruses with homologs | Essential | Domains | Ubiquitin/proteasome interaction |
---|---|---|---|---|---|---|
D5 (110) | 90 | Early | All poxviruses | Yes | Helicase, primase | ? |
B18 (199) | 68 | Early | Orthopoxviruses | No | Ankyrin repeats, F box | Yes |
C5 (023) | 25 | Early | Orthopoxviruses | No | BTB, Kelch | Yes |
M2 (031) | 25 | Early | Orthopoxviruses | No | Signal peptide, PIE | ? |
Cop, VACV Copenhagen nomenclature; WR, WR nomenclature.