Table II.

Inter- and intra-interactions of SARS 3CL^pro dimers

Atom pairs in the interacting amino acid residues with contact distances <3.5 Å are listed.

Residue 1	Atom 1	Residue 2	Atom 2	Distance
				Å
Interactions of N- terminus from protomer A
A Ser1	Oγ[ρ]	B Glu166	Oϵ2	2.56
A Ser1	N	B Glu166	Oϵ1	2.48
A Ser1	N	B His172	N	2.83
A Gly2	O	B Ser139	Oγ[ρ]	2.90
A Lys5	N	A Glu290	Oϵ1	2.53
A Ala7	N	B Val125	O	3.01
A Ala7	O	B Val125	N	2.74
Interactions of N- terminus from protomer B
B Ser1	N	A Glu166	Oϵ1	2.95
B Ser1	N	A His172	N	3.16
B Ala7	N	A Val125	O	3.04
B Ala7	O	A Val125	N	2.80
Interactions of C- terminus from protomer A
A Ser301	N	A Val297	N	2.62
A Val303	O	B Ser123	Oγ[ρ]	3.53
A Gln306	Oϵ1	A Lys12	Nζ[ρ]	3.19