UNSTABLE DNA SEQUENCES
\ʌnstˈe͡ɪbə͡l dˌiːˌɛnˈe͡ɪ sˈiːkwənsɪz], \ʌnstˈeɪbəl dˌiːˌɛnˈeɪ sˈiːkwənsɪz], \ʌ_n_s_t_ˈeɪ_b_əl d_ˌiː__ˌɛ_n_ˈeɪ s_ˈiː_k_w_ə_n_s_ɪ_z]\
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DNA region comprised of a variable number of repetitive, contiguous trinucleotide sequences. The presence of these regions is associated with diseases such as Fragile X Syndrome and MYOTONIC DYSTROPHY. Many chromosome fragile sites (CHROMOSOME FRAGILITY) contain expanded trinucleotide repeats.
By DataStellar Co., Ltd
Word of the day
Dopamine Acetyltransferase
- An enzyme that catalyzes the of groups from acetyl-CoA to arylamines. They have wide specificity for aromatic amines, particularly serotonin, and can also catalyze acetyl transfer between arylamines without CoA. EC 2.3.1.5.