SPACI score report for 1dtr in ASTRAL 2.08:

PDB Entry: 1dtr
SPACI score: 0.2
AEROSPACI score: 0.2

Experiment type: XRAY
Resolution: 2.8
R-factor: 0.21
PCK1 PROCHECK Ramachandran: 2
PCK2 PROCHECK Chi-1 angle: 3
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: -2.371
WCK2 WHAT_CHECK Ramachandran: -6.871
WCK3 WHAT_CHECK Chi angles: -6.137
WCK4 WHAT_CHECK Backbone: -2.28

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).