SPACI score report for 1voy in ASTRAL 2.04:

PDB Entry: 1voy
SPACI score: -0.31
AEROSPACI score: -0.31

Experiment type: XRAY
Resolution: 11.5
R-factor: 0.395
PCK1 PROCHECK Ramachandran: 4
PCK2 PROCHECK Chi-1 angle: 2
PCK3 PROCHECK H-bonds: 3
WCK1 WHAT_CHECK Packing: -7.079
WCK2 WHAT_CHECK Ramachandran: -8.974
WCK3 WHAT_CHECK Chi angles: -5.274
WCK4 WHAT_CHECK Backbone: -10.631

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).