unclassified drug molecular weight 78 nonhuman 72 article 64 priority journal 44 controlled study 42 Animals 36 chemistry 26 enzyme activity 22 antiviral activity 20 metabolism 20 animal 18 animal cell 18 antivirus agent 18 human 18 protein function 18 Article 16 Antiviral Agents 14 Herpes simplex virus 1 14 Molecular Weight 14 protein expression 14 Amino Acid Sequence 12 Humans 12 Molecular Sequence Data 12 Sulfates 12 amino acid sequence 12 carbohydrate analysis 12 carboxy terminal sequence 12 genetics 12 in vitro study 12