SPACI score report for 1rrl in ASTRAL 1.73:

PDB Entry: 1rrl
SPACI score: 0.35
AEROSPACI score: 0.35

Experiment type: XRAY
Resolution: 2.09
R-factor: 0.212
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 3
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: -1.419
WCK2 WHAT_CHECK Ramachandran: -3.049
WCK3 WHAT_CHECK Chi angles: -3.739
WCK4 WHAT_CHECK Backbone: -7.067

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).