SPACI score report for 2d3g in ASTRAL 1.73:

PDB Entry: 2d3g
SPACI score: 0.54
AEROSPACI score: 0.54

Experiment type: XRAY
Resolution: 1.7
R-factor: 0.199
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 1
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: 1.826
WCK2 WHAT_CHECK Ramachandran: 2.031
WCK3 WHAT_CHECK Chi angles: 1.046
WCK4 WHAT_CHECK Backbone: -2.062

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).