Sulfur can adopt a wider variety of oxidation states than oxygen, for instance in the oxidation of cysteine to sulfenic ... AdoMet), which is formed by the reaction of methionine and ATP, is ...

On the silica surface, the cysteine and thioesters spontaneously reacted to form lipids, generating protocell-like membrane vesicles stable enough to sustain biochemical reactions. This happened ...

To find out, the team started with cysteine, an amino acid that they had previously identified as likely prevalent during the earliest days of the planet, serving as a glue of sorts, holding ...