近日，一篇发表在国际杂志Molecular Cell上题为“RNA interacts with topoisomerase I to adjust DNA topology”的研究报告中，来自美国西北大学等机构的科学家们 ...

In 2008, the terms 'topology' or 'topological' appeared in ... Similarly, supercoiling, which enables DNA to pack efficiently into small spaces, is sometimes described as a topological property ...

科技日报北京9月1日电 （记者张梦然）DNA因其标志性的双螺旋结构而广为人知。但澳大利亚加文医学研究所科学家发现，人类基因组还含有超过5万个不寻常的结状DNA结构，称为i-基序。最新一期《EMBO》杂志发表了这些独特DNA结构的第一张综合图谱，揭示了它们在 ...

In a finding that offers fresh insights into the early evolution of life on Earth, two RIKEN biologists have conducted lab ...

and they “footprint” similar segments of the DNA strands. Yet the topology of the LigA clamp is starkly different from the clamps formed by ChVLig and human DNA ligase 1 (HuLig1, determined by Tom ...

DNA is the molecule that holds the instructions for all living things. DNA achieves this feat of storing, coding and transferring biological information though its unique structure. Replication of ...

She earned her doctoral degree (2012) in mathematics from the University of Iowa under the advisement of Isabel Darcy. Her primary area of mathematical research is DNA topology, that is, knot theory ...

These days, testing your DNA is easier than ever. There are many at-home DNA testing kits to choose from, so all you need are DNA samples to learn more about your heritage and family history.

Sep. 25, 2024 — Scientists successfully extracted and analyzed DNA from ancient cheese samples found alongside the Tarim Basin mummies in China, dating back approximately 3,600 years.

The study has revealed the two binding sites of the ArsR complex and highlights the importance of DNA topology for ArsR-binding. Furthermore, the study identifies the primary ArsR-binding site to ...

The first crystal structure of an alternative DNA shape from the insulin gene has been revealed. The first crystal structure of an alternative DNA shape from the insulin gene has been revealed by ...