Definition of nucleocapsid in English:
nucleocapsid
noun ˌnjuːklɪə(ʊ)ˈkapsɪdˌn(y)o͞oklēōˈkapsəd
Biology The capsid of a virus with the enclosed nucleic acid.
Example sentencesExamples
- The DNA is enclosed in a nucleocapsid, or core antigen, which is surrounded by a spherical envelope (surface antigen).
- Zinc fingers are a chain of amino acids found in the nucleocapsid of HIV, a viral core protein that is involved in binding and packaging of viral RNA into new virions budding from an infected cell.
- The RNA-binding motif is a characteristic feature of the nucleocapsid and is widespread among retroelements.
- The HIV - 1 nucleocapsid protein is composed of 55 amino acids, with two zinc-binding domains of the CCHC type.
- Like other flaviviruses, West Nile virus is a small, single stranded, positive sense RNA virus comprising about 11 000 nucleotides wrapped in a nucleocapsid and surrounded by a lipid membrane.