SPACI score report for 1vik in ASTRAL 1.55:

PDB Entry: 1vik
SPACI score: 0.32
AEROSPACI score: 0.32

Experiment type: XRAY
Resolution: 2.4
R-factor: 0.178
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 3
PCK3 PROCHECK H-bonds: 3
WCK1 WHAT_CHECK Packing: -1.474
WCK2 WHAT_CHECK Ramachandran: -2.294
WCK3 WHAT_CHECK Chi angles: -2.808
WCK4 WHAT_CHECK Backbone: -0.759

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).