SPACI score report for 1equ in ASTRAL 2.07:

PDB Entry: 1equ
SPACI score: 0.23
AEROSPACI score: 0.23

Experiment type: XRAY
Resolution: 3
R-factor: 0.182
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 3
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: -2.368
WCK2 WHAT_CHECK Ramachandran: -5.355
WCK3 WHAT_CHECK Chi angles: -5.03
WCK4 WHAT_CHECK Backbone: -0.818

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).