From: Statistically significant dependence of the Xaa-Pro peptide bond conformation on secondary structure and amino acid sequence
structure
i-1
i+1
bend
2.054
0.897
1.263
0.974
coil
0.462
1.052
1.437
0.957
helix
0.086
1.089
0.321
1.066
strand
0.794
1.020
1.207
0.980
turn
2.261
0.877
0.786
1.021