[HTML][HTML] Structure of full-length cobalamin-dependent methionine synthase and cofactor loading captured in crystallo
J Mendoza, M Purchal, K Yamada… - Nature …, 2023 - nature.com
Cobalamin-dependent methionine synthase (MS) is a key enzyme in methionine and folate
one-carbon metabolism. MS is a large multi-domain protein capable of binding and …
one-carbon metabolism. MS is a large multi-domain protein capable of binding and …
[HTML][HTML] Emerging Roles of Vitamin B12 in Aging and Inflammation
SY Simonenko, DA Bogdanova… - International Journal of …, 2024 - mdpi.com
Vitamin B12 (cobalamin) is an essential nutrient for humans and animals. Metabolically
active forms of B12-methylcobalamin and 5-deoxyadenosylcobalamin are cofactors for the …
active forms of B12-methylcobalamin and 5-deoxyadenosylcobalamin are cofactors for the …
Cobalt–Sulfur Coordination Chemistry Drives B12 Loading onto Methionine Synthase
Cobalt–sulfur (Co–S) coordination is labile to both oxidation and reduction chemistry and is
rarely seen in nature. Cobalamin (or vitamin B12) is an essential cobalt-containing …
rarely seen in nature. Cobalamin (or vitamin B12) is an essential cobalt-containing …
[HTML][HTML] Distinct conformational states enable transglutaminase 2 to promote cancer cell survival versus cell death
Abstract Transglutaminase 2 (TG2) is a GTP-binding, protein-crosslinking enzyme that has
been investigated as a therapeutic target for Celiac disease, neurological disorders, and …
been investigated as a therapeutic target for Celiac disease, neurological disorders, and …
[HTML][HTML] Development of in-line anoxic small-angle X-ray scattering and structural characterization of an oxygen-sensing transcriptional regulator
Oxygen-sensitive metalloenzymes are responsible for many of the most fundamental
biochemical processes in nature, from the reduction of dinitrogen in nitrogenase to the …
biochemical processes in nature, from the reduction of dinitrogen in nitrogenase to the …
Dynamic mechanism and structural property analysis of microfluidic-obtained pea protein fiber
R Li, Y Feng, S Zhang, H Zhang, F Ren, J Liu… - Journal of Food …, 2024 - Elsevier
Although protein-based fibers have been developed, the preparation of inexpensive, safe
and environmentally friendly plant protein fibers is still a hot topic. Herein, we constructed …
and environmentally friendly plant protein fibers is still a hot topic. Herein, we constructed …
The structural basis of protein conformational switching revealed by experimental and AlphaFold2 analyses
R Banerjee - Proceedings of the National Academy of …, 2023 - National Acad Sciences
Multidomain proteins that engage in conformational acrobatics in service of their cellular
functions are typically challenging candidates for structure elucidation. Depending on the …
functions are typically challenging candidates for structure elucidation. Depending on the …
[HTML][HTML] Architecture of the human G-protein-methylmalonyl-CoA mutase nanoassembly for B12 delivery and repair
G-proteins function as molecular switches to power cofactor translocation and confer fidelity
in metal trafficking. The G-protein, MMAA, together with MMAB, an adenosyltransferase …
in metal trafficking. The G-protein, MMAA, together with MMAB, an adenosyltransferase …
Plant protein fibers obtained by microfluidic spinning technology: An insight into the fabrication, characterization, and digestive characteristics
R Li, Y Feng, S Zhang, H Zhang, J Wang - Food Bioscience, 2024 - Elsevier
Although protein-based biomimetic fibers are available, green and inexpensive protein-
based fibers remain a challenge to develop. Herein, a microfluidic chip was designed to …
based fibers remain a challenge to develop. Herein, a microfluidic chip was designed to …
Miffi: Improving the accuracy of CNN-based cryo-EM micrograph filtering with fine-tuning and Fourier space information
Efficient and high-accuracy filtering of cryo-electron microscopy (cryo-EM) micrographs is an
emerging challenge with the growing speed of data collection and sizes of datasets …
emerging challenge with the growing speed of data collection and sizes of datasets …