modified L-cysteine residue N-(12-ketomyristoyl)-L-cysteine 224.1776275634765625 224.339996337890625 328.19464111328125 328.489990234375 C natural N-(12-ketomyristoyl)-L-cysteine A protein modification that effectively converts an L-cysteine residue to N-(12-ketomyristoyl)-L-cysteine. N-term C 17 H 30 N 1 O 3 S 1 N-(12-oxotetradecanoyl)cysteine MOD:01691 LIPID N-(12-oxomyristoyl)cysteine 2-(12-oxotetradecanoyl)amino-3-sulfanylpropanoic acid PSI-MOD C 14 H 24 O 2 alpha-amino acylated residue