A groundbreaking achievement in genomics: the complete telomere-to-telomere sequence of a mouse genome

Abstract

The article titled “The Complete telomere-to-telomere Sequence of a Mouse Genome” provides a significant advancement in the field of genomics by completing the telomere-to-telomere (T2T) sequencing of the mouse genome, a task that had previously been hindered by gaps, particularly in regions rich in repetitive sequences. Their work addresses long-standing limitations in the current mouse genome assembly, GRCm39, which, despite being the most widely used reference, left over about 8% of the genome unsequenced. These previously inaccessible regions include crucial areas such as ribosomal DNA arrays, pericentromeric regions, and subtelomeric regions, as well as additional protein-coding genes.

Keywords

Mouse genome / T2T / Segmental duplications / Ribosome DNA / Centromeres

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RIGHTS & PERMISSIONS

Shenzhen University School of Medicine; Fondazione Istituto FIRC di Oncologia Molecolare