light chain

light chain
Immunol. 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. Also called L chain.
[1960-65]

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Universalium. 2010.

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Look at other dictionaries:

  • light chain — n either of the two smaller of the four polypeptide chains that are subunits of antibodies called also L chain compare HEAVY CHAIN * * * any of the smaller polypeptide chains of antibody molecules, two identical light chains occurring (with two… …   Medical dictionary

  • Light chain — A light chain is the small polypeptide subunit of a protein complex such as a motor protein (e.g. myosin, kinesin, or dynein) or an antibody (or immunoglobulin).More specifically, it can refer to: * Immunoglobulin light chain * Ferritin light… …   Wikipedia

  • light chain — noun : either of the two smaller of the four polypeptide chains that are subunits of antibodies compare heavy chain herein * * * Immunol. either of an identical pair of polypeptides in the antibody molecule that lie parallel to the upper parts of …   Useful english dictionary

  • light chain proteinuria — overflow proteinuria with increased light chain fragments of immunoglobulins, as in Fanconi syndrome …   Medical dictionary

  • light chain — noun Date: 1964 either of the two smaller of the four polypeptide chains comprising antibodies compare heavy chain …   New Collegiate Dictionary

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  • light chain deposition disease — abnormal deposition of light chains in multiple organs; the most prominent symptoms are caused by glomerular deposition, which causes renal insufficiency, proteinuria, and the nephrotic syndrome. In some patients it is associated with multiple… …   Medical dictionary

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  • Immunoglobulin light chain — Schematic diagram of an typical antibody showing two Ig heavy chains (blue) linked by disulfide bonds to two Ig light chains (green). The constant (C) and variable (V) domains are shown …   Wikipedia

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