Table 1. Concordance and Rigidity Ratios of Multiple Mutation Strains Against the Wild-Type One at the Receptor-Binding Domain (RBD) and Receptor-Binding Motif (RBM) Regions.

strains	concordance ratio (RBD)	concordance ratio (RBM)	rigidity ratio (RBD)	rigidity ratio (RBM)
B.1.1.7	0.97	0.94	0.98	0.93
B.1.351	0.92	0.83	0.90	0.85
P.1	0.90	0.85	0.99	0.89
B.1.427/429	0.95	0.85	1.05	1.19
B.1.617.1	0.91	0.74	1.01	1.04
B.1.617.2	0.89	0.72	1.10	1.30