SPACI score report for 3c09 in ASTRAL 2.05:

PDB Entry: 3c09
SPACI score: 0.17
AEROSPACI score: 0.17

Experiment type: XRAY
Resolution: 3.2
R-factor: 0.245
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 2
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: -3.271
WCK2 WHAT_CHECK Ramachandran: -4.105
WCK3 WHAT_CHECK Chi angles: -4.041
WCK4 WHAT_CHECK Backbone: 1.107

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).