SPACI score report for 1tu9 in ASTRAL 1.71:

PDB Entry: 1tu9
SPACI score: 0.84
AEROSPACI score: 0.84

Experiment type: XRAY
Resolution: 1.2
R-factor: 0.164
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 1
PCK3 PROCHECK H-bonds: 1
WCK1 WHAT_CHECK Packing: -0.031
WCK2 WHAT_CHECK Ramachandran: 2.905
WCK3 WHAT_CHECK Chi angles: 1.612
WCK4 WHAT_CHECK Backbone: 0.044

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).