palmitoylation

noun

attach fatty acids to a membrane protein

Wiktionary

noun

Etymology: Etymology tree English palmitic acid Proto-Indo-European *swel-der.? Ancient Greek ῡ̔́λη (hū́lē)der. Frenchder. English -yl English palmitoyl Proto-Indo-European *-tis Proto-Indo-European *-Hō Proto-Indo-European *-tiHō Proto-Italic *-tiō Latin -tiō Latin -ātiōlbor. Old French -ationbor. Middle English -acioun English -ation English palmitoylation From palmitoyl + -ation.

modification by reaction with a palmitoyl group
The reaction of a membrane protein with a fatty acid (especially palmitic acid) via the sulfur atom of a cysteine amino acid