Selenium is an essential micronutrient that plays a crucial role in development and a wide
variety of physiological processes including effect immune responses. The immune system …

The defining entity of a selenoprotein is the inclusion of at least one selenocysteine (Sec)
residue in its sequence. Sec, the 21st naturally occurring genetically encoded amino acid …

O-Phosphoserine (Sep), the most abundant phosphoamino acid in the eukaryotic
phosphoproteome, is not encoded in the genetic code, but synthesized posttranslationally …

Selenium (Se) is of fundamental importance to human health as an essential trace element,
mainly through regulation of selenoproteins (SePs). Therefore, monitoring Se transformation …

Life on Earth evolved in the presence of hydrogen peroxide, and other peroxides also
emerged before and with the rise of aerobic metabolism. They were considered only as toxic …

Elucidating the diversity of the Archaea has many important ecological and evolutionary
implications. The Asgard superphylum of the archaea, described recently from metagenomic …

The genetic code, initially thought to be universal and immutable, is now known to contain
many variations, including biased codon usage, codon reassignment, ambiguous decoding …

Conspectus The development of technology for the inexpensive generation of the
renewable energy vector H2 through water splitting is of immediate economic, ecological …

Mollicutes is a class of parasitic bacteria that have evolved from a common Firmicutes
ancestor mostly by massive genome reduction. With genomes under 1 Mbp in size, most …

Living organisms use selenium mainly in the form of selenocysteine in the active site of
oxidoreductases. Here, selenium's unique chemistry is believed to modulate the reaction …