preferred_name: peptidyl-arginine hydroxylation to peptidyl-4-hydroxy-L-arginine
preferred_name_lc: peptidyl-arginine hydroxylation to peptidyl-4-hydroxy-l-arginine
label: peptidyl-arginine hydroxylation to peptidyl-4-hydroxy-L-arginine
label_lc: peptidyl-arginine hydroxylation to peptidyl-4-hydroxy-l-arginine