DSA
Distance Scoring Analysis
DSA provides various plots and UMF (UnMorphness Factor) values
UMF is a non-pairwise-based measure of invariability of polypeptide shape
xUMF is calculated from X-ray structures
eUMF is calculated from EM structures
Summary Plot
Distribution of xUMF vs Polypeptide Length
(7692 proteins)
Distribution of xUMF vs Polypeptide Length
(1518 human proteins)
updated from ref. 1
xUMFs calculated from the largest numbers of PDB entries