SPACI score report for 3ccv in ASTRAL 2.02:

PDB Entry: 3ccv
SPACI score: 0.29
AEROSPACI score: 0.29

Experiment type: XRAY
Resolution: 2.9
R-factor: 0.175
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 2
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: -3.557
WCK2 WHAT_CHECK Ramachandran: -2.272
WCK3 WHAT_CHECK Chi angles: -0.84
WCK4 WHAT_CHECK Backbone: 2.321

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).