SPACI score report for 1a0x in ASTRAL 2.07:

PDB Entry: 1a0x
SPACI score: 0.42
AEROSPACI score: 0.42

Experiment type: XRAY
Resolution: 1.93
R-factor: 0.191
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 3
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: -0.178
WCK2 WHAT_CHECK Ramachandran: -2.255
WCK3 WHAT_CHECK Chi angles: -3.679
WCK4 WHAT_CHECK Backbone: 1.058

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).