May participate in a redox cascade for the formation of disulfide bonds in viral proteins. Binds 1 Zn(2+) ion. Monomer (PubMed:32828542). Homodimer (PubMed:32828542). Interacts with protein B119L (PubMed:16537584). Interacts with membrane protein E248R (PubMed:16537584). Expressed in the early phase of the viral replicative cycle. Belongs to the asfivirus A151R family.