SPACI score report for 3d0g in ASTRAL 2.02:

PDB Entry: 3d0g
SPACI score: 0.23
AEROSPACI score: 0.23

Experiment type: XRAY
Resolution: 2.8
R-factor: 0.217
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 3
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: -1.805
WCK2 WHAT_CHECK Ramachandran: -3.675
WCK3 WHAT_CHECK Chi angles: -3.775
WCK4 WHAT_CHECK Backbone: 2.517

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).