SPACI score report for 1ug3 in ASTRAL 1.75:

PDB Entry: 1ug3
SPACI score: 0.41
AEROSPACI score: 0.41 (mutant; see below)

Experiment type: XRAY
Resolution: 2.24
R-factor: 0.244
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 2
PCK3 PROCHECK H-bonds: 2
WCK1 WHAT_CHECK Packing: -0.673
WCK2 WHAT_CHECK Ramachandran: -1.052
WCK3 WHAT_CHECK Chi angles: -1.011
WCK4 WHAT_CHECK Backbone: 0.052

The AEROSPACI score for this entry is lower than the SPACI score because human-curated comments on the entry in SCOP contain the phrase mutant. The full comment is: "gamma 3 isoform; pre C-terminal domain, containing MA3 region (Pfam 02847); mutant; gamma 3 isoform; C-terminal domain, containing a W2 region (Pfam 02020); automatically matched to 1UG3 A:1235-1427; automatically matched to 1UG3 A:1438-1564; automated match to d1ug3a1; automated match to d1ug3a2"

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).