>3ix9_A mol:protein length:190 Dihydrofolate reductase MKHHHHHHHHGGLVPRGSHGMTKKIVAIWAQDEEGVIGKDNRLPWYLPAELQHFKETTL NHAILMGRVTFDGMGRRLLPKRETLILTRNPEEKIDGVATFHDVQSVLDWYSAQEKNLY IVGGKQIFQAFEPYLDEVIVTHIHARVEGDTYFPAEFDLSLFETVSSKFYTKDEKNPYD FTIQYRKRKEVLE >3ix9_B mol:protein length:190 Dihydrofolate reductase MKHHHHHHHHGGLVPRGSHGMTKKIVAIWAQDEEGVIGKDNRLPWYLPAELQHFKETTL NHAILMGRVTFDGMGRRLLPKRETLILTRNPEEKIDGVATFHDVQSVLDWYSAQEKNLY IVGGKQIFQAFEPYLDEVIVTHIHARVEGDTYFPAEFDLSLFETVSSKFYTKDEKNPYD FTIQYRKRKEVLE >3ix9_B mol:protein length:190 Dihydrofolate reductase MKHHHHHHHHGGLVPRGSHGMTKKIVAIWAQDEEGVIGKDNRLPWYLPAELQHFKETTL NHAILMGRVTFDGMGRRLLPKRETLILTRNPEEKIDGVATFHDVQSVLDWYSAQEKNLY IVGGKQIFQAFEPYLDEVIVTHIHARVEGDTYFPAEFDLSLFETVSSKFYTKDEKNPYD FTIQYRKRKEVLE