SPACI score report for 1dk7 in ASTRAL 1.57:

WARNING! The SPACI score for this entry is not valid. The WHAT_CHECK parameters for this entry could not be obtained, and poor results have been arbitrarily assumed.

PDB Entry: 1dk7
SPACI score: 0.35 (not valid)
AEROSPACI score: 0.35 (not valid)

Experiment type: XRAY
Resolution: 2.02
R-factor: 0.225
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 1
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: N/A
WCK2 WHAT_CHECK Ramachandran: N/A
WCK3 WHAT_CHECK Chi angles: N/A
WCK4 WHAT_CHECK Backbone: N/A

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).