SPACI score report for 1byp in ASTRAL 1.55:

PDB Entry: 1byp
SPACI score: 0.53
AEROSPACI score: 0.53

Experiment type: XRAY
Resolution: 1.75
R-factor: 0.18
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 2
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: 1.071
WCK2 WHAT_CHECK Ramachandran: 0.475
WCK3 WHAT_CHECK Chi angles: 0.154
WCK4 WHAT_CHECK Backbone: 0.802

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).