Fig. 2
![Fig. 2](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs12900-018-0080-9/MediaObjects/12900_2018_80_Fig2_HTML.gif)
Contribution, \( {\xi}_j^m \), of hydrogen bonds inside mutants from each of the clusters to Dm. a Profile of \( {\xi}_j^m \) among all hydrogen bonds for individual clusters; and b average \( {\xi}_j^m \) over each cluster. Circles correspond to outliers