Table 2. Summary of the tested ENMs.

ENM	C1′	C2	P	Others	Best Rc (Å)	Number of neighbors
P			✓		20	15.3
S	✓				15	9.9
B		✓			17	14.8
SP	✓		✓		19	30.4
BP		✓	✓		18	29.9
SB	✓	✓			11	15.4
SBP	✓	✓	✓		9	12.0
AA	✓	✓	✓	✓	7	52.9

For each model, the adopted beads are marked. AA include all heavy atoms. Values of the cutoff radius (R_c) that maximize the RWSIP and average number of neighbors are also shown.