Furthermore, signs of infection or mortality were not detected for viruses that did not contain the AcMNPV P74 Nt domain, i.e., AcMNPV-p74SeAc, Ac-MNPV-p74SeSe, AcMNPV-p74HaHa, and AcMNPV-Δp74. Here, STRBP is linked to infection.