SPACI score report for 3k7y in ASTRAL 2.07:

PDB Entry: 3k7y
SPACI score: 0.2
AEROSPACI score: 0.2

Experiment type: XRAY
Resolution: 2.8
R-factor: 0.218
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 3
PCK3 PROCHECK H-bonds: 3
WCK1 WHAT_CHECK Packing: -2.788
WCK2 WHAT_CHECK Ramachandran: -4.693
WCK3 WHAT_CHECK Chi angles: -4.709
WCK4 WHAT_CHECK Backbone: -1.495

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).