Table 1.

The diameter of the atoms included in PDB files [61]. The atomic diameters of the main atoms constituting amino acids: carbon, nitrogen, oxygen, and sulfur are all larger than the designed unit side length, which is 1 Å.

Atom	Atomic Diameter (Å)
Hydrogen	0.50
Carbon	1.40
Nitrogen	1.30
Oxygen	1.20
Sulfur	2.00