MODRES 1HW3 CME A 43 CYS S,S-(2-HYDROXYETHYL)THIOCYSTEINE MODRES 1HW3 CME A 180 CYS S,S-(2-HYDROXYETHYL)THIOCYSTEINE MODRES 1HW3 CME A 195 CYS S,S-(2-HYDROXYETHYL)THIOCYSTEINE MODRES 1HW3 CME A 199 CYS S,S-(2-HYDROXYETHYL)THIOCYSTEINE