MODRES 1MTR ABA A   67  ALA  ALPHA-AMINOBUTYRIC ACID                            
MODRES 1MTR ABA A   95  ALA  ALPHA-AMINOBUTYRIC ACID                            
MODRES 1MTR ABA B   67  ALA  ALPHA-AMINOBUTYRIC ACID                            
MODRES 1MTR ABA B   95  ALA  ALPHA-AMINOBUTYRIC ACID