SPACI score report for 2cx1 in ASTRAL 2.07:

PDB Entry: 2cx1
SPACI score: 0.54
AEROSPACI score: 0.54

Experiment type: XRAY
Resolution: 1.8
R-factor: 0.163
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 1
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: -0.138
WCK2 WHAT_CHECK Ramachandran: 0.239
WCK3 WHAT_CHECK Chi angles: -0.451
WCK4 WHAT_CHECK Backbone: 3.275

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).