CONSTANT REGION
\kˈɒnstənt ɹˈiːd͡ʒən], \kˈɒnstənt ɹˈiːdʒən], \k_ˈɒ_n_s_t_ə_n_t ɹ_ˈiː_dʒ_ə_n]\
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That region of the immunoglobulin (antibody) molecule that is invariable in its amino acid sequence within any class of immunoglobulins. It confers the biological specificity to the Ig and is grossly species specific. It comprises the C-terminus half of the light chains and three quarters or more of the heavy chains, all of the Fc fragment, and the C-terminus half of the Fab fragment.
By DataStellar Co., Ltd
Word of the day
Procollagen Proline Dioxygenase
- mixed-function oxygenase that catalyzes hydroxylation prolyl-glycyl-containing-peptide, usually in protocollagen, hydroxyprolylglycyl-peptide. The enzyme utilizes molecular oxygen with a concomitant oxidative decarboxylation of 2-oxoglutarate to succinate. EC 1.14.11.2.