SPACI score report for 1d4g in ASTRAL 2.07:

PDB Entry: 1d4g
SPACI score: 0.19
AEROSPACI score: 0.19

Experiment type: XRAY
Resolution: 3
R-factor: 0.198
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 3
PCK3 PROCHECK H-bonds: 3
WCK1 WHAT_CHECK Packing: -2.094
WCK2 WHAT_CHECK Ramachandran: -5.441
WCK3 WHAT_CHECK Chi angles: -6.108
WCK4 WHAT_CHECK Backbone: -0.775

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).