Dear Sravanti, Did you checked your data for twinning as It may be a case of pseudomerohedral twinning because the beta angle is near 90 degrees.
> > Space group- P1 21 1 > Resolution- 3A > Solvent content- 39% > unit cell parameters- 63.3, 90.72 , 86.11, angles- 90, 91.5 , 90 > > > -- Tara
