. 2017 Apr 10;4(Pt 3):271–282. doi: 10.1107/S2052252517002433

Table 3. Polar interactions between BeSAHase atoms and molecules in the active site.

Since the interactions of the same ligand molecules bound in the same complex are very similar, only values for the ligands bound in subunit A (Ado and Ade) or subunit C (2′-dAdo) are listed. Distances are in Å.

	Atom in
	Ado/Cord complex								Ade/2′-dAdo complex
	Ado		Cord		Ade complex		Ado complex		Ade		2′-dAdo
Residue and atom	Atom	Distance	Atom	Distance	Atom	Distance	Atom	Distance	Atom	Distance	Atom	Distance
His58 N^∊2	O4′	3.23	O4′	3.44	Wat3	3.46	O4′	2.95	Wat3	3.38	O4′	3.07
His58 N^∊2	O5′	2.81	—	—	Wat4	3.38	O5′	2.66	Wat4	2.90	O5′	2.79
Thr60 O^γ1	N1	2.67	N1	2.76	N1	2.77	N1	2.65	N1	2.72	N1	2.72
Gln62 O^∊1	N6	2.91	N6	2.92	N6	2.87	N6	2.84	N6	2.86	N6	2.86
Asp135 O^δ1	O5′	2.93	—	—	Wat4	3.21	O5′	2.66	Wat4	2.77	O5′	2.73
Glu197 O^∊2	O2′	2.51	—	—	Wat1	2.77	O2′	3.12	Wat1	2.37	Wat1	2.33
Thr198 O^γ1	O3′	3.14	—	—	Wat2	2.90	O3′	2.91	Wat2	3.05	O3′	3.00
Lys227 N^ζ	O3′	2.97	—	—	Wat2	2.72	O3′	3.03	Wat2	2.96	O3′	2.94
Asp231 O^δ2	O2′	2.55	O2′	2.47	Wat1	2.62	O2′	2.52	Wat1	2.61	Wat1	2.48
His342 N^δ1	—	—	—	—	Wat4	3.39	—	—	Wat4	2.65	O5′	2.57
His392 N	N7	3.03	N7	2.89	N7	2.77	N7	2.86	N7	2.85	N7	2.88
His392 O	N6	3.01	N6	3.06	N6	2.93	N6	3.03	N6	3.03	N6	3.04