SPACI score report for 179l in ASTRAL 1.55:

PDB Entry: 179l
SPACI score: 0.18
AEROSPACI score: 0.18 (mutant; see below)

Experiment type: XRAY
Resolution: 2.7
R-factor: 0.232
PCK1 PROCHECK Ramachandran: 1
PCK2 PROCHECK Chi-1 angle: 4
PCK3 PROCHECK H-bonds: 3
WCK1 WHAT_CHECK Packing: -2.435
WCK2 WHAT_CHECK Ramachandran: -5.858
WCK3 WHAT_CHECK Chi angles: -4.213
WCK4 WHAT_CHECK Backbone: -2.17

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: "mutant; automated match to d177la_"

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).