SPACI score report for 1ub9 in ASTRAL 2.07:

PDB Entry: 1ub9
SPACI score: 0.4
AEROSPACI score: 0.4

Experiment type: XRAY
Resolution: 2.05
R-factor: 0.216
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 2
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: 0.056
WCK2 WHAT_CHECK Ramachandran: -2.223
WCK3 WHAT_CHECK Chi angles: -0.946
WCK4 WHAT_CHECK Backbone: 4.486

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).