SPACI score report for 1es0 in ASTRAL 2.05:

PDB Entry: 1es0
SPACI score: 0.3
AEROSPACI score: 0.3

Experiment type: XRAY
Resolution: 2.6
R-factor: 0.21
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 2
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: -0.688
WCK2 WHAT_CHECK Ramachandran: -2.779
WCK3 WHAT_CHECK Chi angles: -0.731
WCK4 WHAT_CHECK Backbone: 2.864

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).