S-(2-succinyl)-L-cysteinyl-[protein] => L-cysteinyl-[protein] + fumarate
s-(2-succinyl)-l-cysteinyl-[protein] => l-cysteinyl-[protein] + fumarate
S-(2-succinyl)-L-cysteinyl-[protein] => L-cysteinyl-[protein] + fumarate
s-(2-succinyl)-l-cysteinyl-[protein] => l-cysteinyl-[protein] + fumarate