A protein of the globulin-type found in
serum or other body fluids that possesses
antibody activity. An individual Ig molecule is built up from two light
(
L) and two heavy
(
H) polypeptide chains linked together by disulfide bonds.
Igs are divided into five classes based on antigenic and structural differences in the
H chains.
Source:
PAC, 1992, 64, 143
(Glossary for chemists of terms used in biotechnology (IUPAC Recommendations 1992))
on page 157
Cite as:
IUPAC. Compendium of Chemical Terminology, 2nd ed. (the "Gold Book"). Compiled by
A. D. McNaught and A. Wilkinson. Blackwell Scientific Publications, Oxford (1997).
XML on-line corrected version: http://goldbook.iupac.org (2006-) created by M. Nic,
J. Jirat, B. Kosata; updates compiled by A. Jenkins. ISBN 0-9678550-9-8.
https://doi.org/10.1351/goldbook.