SPACI score report for 3in0 in ASTRAL 2.06:

PDB Entry: 3in0
SPACI score: 0.22
AEROSPACI score: 0.22

Experiment type: XRAY
Resolution: 2.35
R-factor: 0.253
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 4
PCK3 PROCHECK H-bonds: 3
WCK1 WHAT_CHECK Packing: -0.744
WCK2 WHAT_CHECK Ramachandran: -3.101
WCK3 WHAT_CHECK Chi angles: -6.111
WCK4 WHAT_CHECK Backbone: -0.301

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).