SheetConstraint (T0285)S39 (T0285)V46 (T0285)A105 (T0285)V98 hbond (T0285)L40 1 SheetConstraint (T0285)M63 (T0285)P67 (T0285)R88 (T0285)K84 hbond (T0285)V64 1 SheetConstraint (T0285)K84 (T0285)I90 (T0285)A105 (T0285)K99 hbond (T0285)K84 1