- Spike protein, PEDV (S protein)
- Envelope glycoprotein, HIV2 (Env)
- Gag polyprotein, HIV2 (Gag)
- Protein Nef, HIV2 (Nef)
- Protein Rev, HIV2 (Rev)
- Protein Tat, HIV2 (Tat)
- Virion infectivity factor, HIV2 (Vif)
- Protein Vpr, HIV2 (Vpr)
- Protein Vpx, HIV2 (Vpx)
- Protein argonaute, Pyrococcus furiosus (Ago)
- Bifunctional ligase/repressor BirA (BirA)
- Core protein, Tick-borne encephalitis virus (C protein)
- R-phycoerythrin (R-PE)
- Glycoprotein, RABV (G)
- T7 RNA polymerase (RNApoly)