Photoactivatable (alternatively, photoremovable, photoreleasable, or photocleavable)
protecting groups (PPGs), also known as caged or photocaged compounds, are used to …

Vitamin B12, also known as the anti-pernicious anemia factor, is an essential micronutrient
totally dependent on dietary sources that is commonly integrated with food supplements …

Ring-opening of epoxides furnishing either linear or branched products belongs to the group
of classic transformations in organic synthesis. However, the regioselective cross …

Living organisms sense and respond to light, a crucial environmental factor, using
photoreceptors, which rely on bound chromophores such as retinal, flavins, or linear …

The inorganic chemistry of the cobalt corrinoids, derivatives of vitamin B 12, is reviewed, with
particular emphasis on equilibrium constants for, and kinetics of, their axial ligand …

Biologically active derivatives of vitamin B12 are organometallic cobalt-corrinoid complexes
crucial for the healthy function of humans, animals and microbes. Their role as cofactors to …

Femtosecond time-resolved X-ray absorption (XANES) at the Co K-edge, X-ray emission
(XES) in the Co Kβ and valence-to-core regions, and broadband UV–vis transient …

Ultrafast, polarization-selective time-resolved X-ray absorption near-edge structure (XANES)
was used to characterize the photochemistry of vitamin B12, cyanocobalamin (CNCbl), in …

Riboswitches are a widely distributed class of regulatory RNAs in bacteria that modulate
gene expression via small-molecule-induced conformational changes. Generally, these …

The biologically active forms of vitamin B 12, methylcobalamin (MeCbl) and
adenosylcobalamin (AdoCbl), are important cofactors in a variety of enzymatic processes. In …