Definition, Meaning & Synonyms

phosphoryl-group

noun

/ˈfɒsfəˌrɪl ɡrʌp/

Definition

A phosphoryl group is a functional group consisting of a phosphorus atom bonded to three oxygen atoms, with one double bond to one of the oxygen atoms.

Examples

In ATP, the phosphoryl group is essential for energy release during cellular processes.
The phosphoryl group’s presence in certain enzymes can alter their activity.

Meaning

In biochemistry, a phosphoryl group plays a critical role in energy transfer and regulation of various biological processes by modifying molecules like proteins and nucleotides through the addition of phosphate groups.