SPACI score report for 1a2y in ASTRAL 1.73:

PDB Entry: 1a2y
SPACI score: 0.62
AEROSPACI score: 0.62

Experiment type: XRAY
Resolution: 1.5
R-factor: 0.203
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 1
PCK3 PROCHECK H-bonds: 1
WCK1 WHAT_CHECK Packing: 1.241
WCK2 WHAT_CHECK Ramachandran: -0.82
WCK3 WHAT_CHECK Chi angles: -0.727
WCK4 WHAT_CHECK Backbone: -5.624

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).