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light chain
noun
- Immunology. either of an identical pair of polypeptides in the antibody molecule that lie parallel to the upper parts of the heavy chain pair and are half the molecular weight.
light chain
- The smaller of the two types of polypeptide chains in an antibody molecule. A light chain consists of an antigen-binding portion with a variable amino acid sequence, and a constant region with an amino acid sequence that is relatively unchanging. The light chains are attached to the heavy chains so that the variable regions of both lie alongside each other.
- Compare heavy chain
Word History and Origins
Origin of light chain1
Example Sentences
This protein is called neurofilament light chain, NfL.
Hirota concludes: "These findings not only clarify the domain-swapped structure of the antibody light chain but also contribute to controlling antibody quality and advancing the development of future molecular recognition agents and drugs."
In their investigation, the researchers used a modified version of the antibody light chain.
"Our study provides the first report on the atomic-level structure of the 3D-DS phenomenon in an antibody light chain's variable region," points out Hirota.
The size exclusion chromatography of the antibody light chain #4C214A revealed that the antibody exists as individual monomers and four-subunit tetramers.
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