ENZYME ACTIVATION
\ˈɛnza͡ɪm ˌaktɪvˈe͡ɪʃən], \ˈɛnzaɪm ˌaktɪvˈeɪʃən], \ˈɛ_n_z_aɪ_m ˌa_k_t_ɪ_v_ˈeɪ_ʃ_ə_n]\
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Conversion of an inactive form of an enzyme to one possessing metabolic activity. It includes 1) activation by ions (activators); 2) activation by cofactors (coenzymes); and 3) conversion of an enzyme precursor (proenzyme or zymogen) to an active enzyme.
By DataStellar Co., Ltd
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Proto Oncogene Proteins c erbB 2
- cell surface protein-tyrosine kinase that is found to be overexpressed in significant number adenocarcinomas. It has extensive homology can heterodimerize EGF EPIDERMAL GROWTH FACTOR), 3 receptor (RECEPTOR, 3) and the 4 receptor. Activation of erbB-2 receptor occurs during heterodimer formation with a ligand-bound erbB family members. EC 2.7.11.-.