Collagen, a protein found in bones and connective tissue, has been found in dinosaur fossils as old as 195 million years. That far exceeds the normal half-life of the peptide bonds that hold proteins together, which is about ...
Molecular & Computational biology
Sep 4, 2024
0
22
Peptides are short strands of amino acids that are increasingly used therapeutically, as biomaterials and as chemical and biological probes. The capacity to isolate, manipulate and label peptides and larger proteins is limited, ...
Biochemistry
Mar 11, 2024
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148
Peptides are biomolecules formed when two or more amino acids that perform key functions in the human organism, such as hormones, neurotransmitters, painkillers and antibiotics, bind together. For this reason, they are much ...
Biochemistry
Nov 1, 2023
1
25
A team led by scientists from the National University of Singapore's (NUS) Department of Biological Sciences in collaboration with the French Center for Scientific Research (CNRS) has successfully synthesized a special protein-mimic ...
Biochemistry
Aug 2, 2023
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1
When doctors are examining suspected cancer cases, they turn to biomarker tests to help make a diagnosis.
Bio & Medicine
Apr 18, 2023
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48
Cyclic peptides often exhibit low membrane permeability that can be significantly improved via amide-to-ester substitutions, as demonstrated by researchers from Tokyo Institute of Technology (Tokyo Tech). The utilization ...
Biochemistry
Mar 17, 2023
0
65
A new paper published in Nature Communications presents research on unique peptides with anti-cancer potential.
Biochemistry
Nov 14, 2022
0
283
This story begins several billion years ago. There's only chemistry, no biology—that is, plenty of chemical compounds exist on Earth, but life hasn't yet emerged. Then, among myriads of randomly self-assembled chemical ...
Evolution
Sep 14, 2022
1
832
Protein function and activity are determined by both their assembly and secondary structure. Abnormalities related to either protein aggregation or secondary structure can lead to neurodegenerative diseases. In a new study, ...
Bio & Medicine
Jul 14, 2022
0
10
The formation of peptide bonds—the chemical bond between amino acids—in protein synthesis is one of the most important biochemical reaction steps. Without the development of structurally and catalytically active polymers, ...
Materials Science
Dec 13, 2021
0
8
