SPACI score report for 2f4v in ASTRAL 2.06:

PDB Entry: 2f4v
SPACI score: 0.01
AEROSPACI score: 0.01

Experiment type: XRAY
Resolution: 3.8
R-factor: 0.262
PCK1 PROCHECK Ramachandran: 2
PCK2 PROCHECK Chi-1 angle: 4
PCK3 PROCHECK H-bonds: 3
WCK1 WHAT_CHECK Packing: -4.164
WCK2 WHAT_CHECK Ramachandran: -7.169
WCK3 WHAT_CHECK Chi angles: -7.702
WCK4 WHAT_CHECK Backbone: -3.642

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).