SPK: SPERMINE (FULLY PROTONATED FORM)
  SPK is a Ligand Of Interest in 1KGK designated by the RCSB
   | Best-fitted instance in this entry | 
 | Other instances in this entry | 
  
 | Best-fitted instance in this entry     | 
 | Best-fitted PDB instances with different target (top 5) | 
| Identifier | Ranking for goodness of fit  | Ranking for geometry  | Real space R factor  | Real space correlation coefficient  | RMSZ-bond-length  | RMSZ-bond-angle | Outliers of bond length  | Outliers of bond angle  | Atomic clashes | Stereochemical errors | Model completeness | Average occupancy | 
 | 1KGK_SPK_A_221   | 10%      | 72%    | 0.229   | 0.738 | 0.52  | 0.55   | -  | - | 0 | 0 | 100% | 0.786 | 
| 4HIG_SPK_A_101   | 80%      | 41%    | 0.128   | 0.977 | 1.06  | 1.23   | 1  | 1 | 0 | 0 | 100% | 1 | 
| 4HIF_SPK_B_103   | 53%      | 40%    | 0.159   | 0.919 | 0.6  | 1.72   | -  | 1 | 3 | 0 | 100% | 0.596 | 
| 8TAA_SPK_A_101   | 37%      | 71%    | 0.154   | 0.849 | 0.36  | 0.74   | -  | - | 3 | 0 | 100% | 1 | 
| 4I9V_SPK_B_102   | 23%      | 65%    | 0.165   | 0.784 | 0.33  | 0.99   | -  | - | 4 | 0 | 100% | 0.8 | 
| 1SE6_SPK_A_631   | 19%      | 55%    | 0.202   | 0.792 | 0.53  | 1.19   | -  | 1 | 4 | 0 | 100% | 1 |