MODRES 1EV5 CXM A 1 MET N-CARBOXYMETHIONINE MODRES 1EV5 CME A 50 CYS S,S-(2-HYDROXYETHYL)THIOCYSTEINE MODRES 1EV5 CME A 168 CYS S,S-(2-HYDROXYETHYL)THIOCYSTEINE MODRES 1EV5 CME A 192 CYS S,S-(2-HYDROXYETHYL)THIOCYSTEINE