:Assemblin

{{Infobox enzyme

| Name = Assemblin

| EC_number = 3.4.21.97

| CAS_number = 139691-88-6

| GO_code =

| image =

| width =

| caption =

}}

Assemblin ({{EC number|3.4.21.97}}) is an enzyme with systematic name.{{cite journal | vauthors = Chen P, Tsuge H, Almassy RJ, Gribskov CL, Katoh S, Vanderpool DL, Margosiak SA, Pinko C, Matthews DA, Kan CC | title = Structure of the human cytomegalovirus protease catalytic domain reveals a novel serine protease fold and catalytic triad | journal = Cell | volume = 86 | issue = 5 | pages = 835–43 | date = September 1996 | pmid = 8797829 | doi = 10.1016/s0092-8674(00)80157-9 | doi-access = free }}{{cite book | chapter = Herpesvirus assemblin | title = Handbook of Proteolytic Enzymes | vauthors = Darke PL, Rawlings ND, Woessner JF |year = 1998 |volume = |pages = 470–472 | veditors = Barrett AJ |edition = |publisher = Academic Press |location = London }} This enzyme catalyses the following chemical reaction

: Cleaves -Ala-Ser- and -Ala-Ala- bonds in the scaffold protein

This enzyme is coded by the herpes-virus virion.