SPACI score report for 2vtn in ASTRAL 2.07:

PDB Entry: 2vtn
SPACI score: 0.34
AEROSPACI score: 0.34

Experiment type: XRAY
Resolution: 2.2
R-factor: 0.2067
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 3
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: -1.139
WCK2 WHAT_CHECK Ramachandran: -2.477
WCK3 WHAT_CHECK Chi angles: -3.363
WCK4 WHAT_CHECK Backbone: 0.786

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).