Subunit may refer to: * Subunit HIV vaccine, a class of HIV vaccine *

Protein subunit In structural biology, a protein subunit is a polypeptide chain or single protein molecule that assembles (or "''coassembles''") with others to form a protein complex. Large assemblies of proteins such as viruses often use a small number of t ...

, a protein molecule that assembles with other protein molecules *

Monomer In chemistry, a monomer ( ; ''mono-'', "one" + ''-mer'', "part") is a molecule that can react together with other monomer molecules to form a larger polymer chain or three-dimensional network in a process called polymerization. Classification M ...

, a molecule that may bind chemically to other molecules to form a polymer *

Sub-subunit Sub-subunit or sub-sub-unit is a subordinated element below platoon level of company-sized units or sub-units which normally might not be separately identified in authorization documents by name, number, or letter. Fireteams, squads, crews, sect ...

, a military subunit is a component or subordinate element of a

unit (military) Military organization or military organisation is the structuring of the armed forces of a state so as to offer such military capability as a national defense policy may require. In some countries paramilitary forces are included in a nation' ...

* Subunit (format), test reporting and controlling protocol

See also