SPACI score report for 2y37 in ASTRAL 2.04:

PDB Entry: 2y37
SPACI score: 0.29
AEROSPACI score: 0.29

Experiment type: XRAY
Resolution: 2.6
R-factor: 0.2097
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 2
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: -1.222
WCK2 WHAT_CHECK Ramachandran: -2.139
WCK3 WHAT_CHECK Chi angles: -2.526
WCK4 WHAT_CHECK Backbone: 3.001

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).