Chalcogen bond interactions involving sulphur atoms of methionine or cysteine residues and backbone carbonyl oxygen atoms in protein structures

Key Points

• This research aims to explore chalcogen bond interactions involving sulfur atoms from methionine and cysteine residues and their interactions with carbonyl oxygen atoms in proteins.
• Analyzed structural data of proteins to identify chalcogen bond formations.
• Examined interactions of sulfur atoms in selected amino acids with backbone carbonyl groups.
• Identified significant chalcogen bond interactions impacting protein stability and function.
• Demonstrated the role of methionine and cysteine residues in forming stable non-covalent interactions.