SPACI score report for 1mbs in ASTRAL 2.07:

WARNING! The SPACI score for this entry is not valid. The R-factor is not available and an abitrary R-factor has been used.

PDB Entry: 1mbs
SPACI score: 0.13 (not valid)
AEROSPACI score: 0.13 (not valid)

Experiment type: XRAY
Resolution: 2.5
R-factor: 0.25
PCK1 PROCHECK Ramachandran: 2
PCK2 PROCHECK Chi-1 angle: 4
PCK3 PROCHECK H-bonds: 4
WCK1 WHAT_CHECK Packing: -3.424
WCK2 WHAT_CHECK Ramachandran: -9.405
WCK3 WHAT_CHECK Chi angles: -8.119
WCK4 WHAT_CHECK Backbone: -5.049

Note: Here are links to pages about PROCHECK and WHAT_CHECK.

Here is the full WHAT_CHECK report on this protein (linked from the WHAT_CHECK site).