Breaking a longstanding impasse in our understanding of olfaction, scientists at UC San Francisco (UCSF) have created the first molecular-level, 3D picture of how an odor molecule activates a human odorant receptor, a crucial ...
Biochemistry
Mar 15, 2023
0
58
A recent study in the Journal of Biological Chemistry has revealed the secret behind an evolutionary marvel: a bacteriophage with an extremely long tail. This extraordinary tail is part of a bacteriophage that lives in inhospitable ...
Cell & Microbiology
Mar 14, 2023
1
90
The tumor suppressor protein p53, known as "the guardian of the genome," protects the body's DNA from daily stress or long-term damage by triggering the cells to make repairs or to self-destruct. But mutations in the p53 ...
Biochemistry
Mar 1, 2023
0
31
The RNA molecule is commonly recognized as messenger between DNA and protein, but it can also be folded into intricate molecular machines. An example of a naturally occurring RNA machine is the ribosome, that functions as ...
Bio & Medicine
Feb 27, 2023
0
114
A research team from the University of Hong Kong (HKU) led by Professor Xiang David Li from the Department of Chemistry in collaboration with Dr. Yuanliang Zhai from the HKU School of Biological Sciences and Dr. Jason Wing ...
Biochemistry
Feb 17, 2023
0
81
What mechanisms are behind the formation of flowers? To answer this question a 25-year-old enigma has just been solved: the role of UFO protein in the flower's formation process. While its nature suggested that it destroys ...
Plants & Animals
Feb 13, 2023
0
6
Precise control of gene expression—ensuring that cells make the correct components in the right amount and at the right time—is vital for all organisms to function properly. Cells must regulate how genes encoded in the ...
Cell & Microbiology
Feb 10, 2023
0
70
Researchers led by Osaka University used cryogenic electron microscopy to analyze the atomic structure of the centromeric region of the chromosome, essential for cell division. A protein called CENP-A marks the centromere; ...
Cell & Microbiology
Feb 6, 2023
0
73
Unconnected strands of DNA must be sealed together during genome replication and repair, and a new KAUST-led investigation shows how the fastening enzyme involved gets the job done.
Cell & Microbiology
Jan 24, 2023
0
65
A potent plant toxin with a unique way of killing harmful bacteria has emerged as one of the strongest new antibiotic candidates in decades.
Biochemistry
Jan 23, 2023
0
63
