Table 5. Interface residues of APEX1 and pol-β in the 5′ complex.

Residues in APEX1	Interface Area (percentage)	Residues in pol-β	Interface Area (percentage)
Glu101	0–6	Arg283	6–10
Asn102	0–5	Leu287	5–8
Ser120	0–5	Glu288	0–8
Ala121	0–6	Lys289	1–7
Ser123	5–11	Phe291	0–5
Asp124	12–14	Thr292	3–6
Lys125	6–10	Asn294	2–5
Glu126	2–6	Arg299	0–7
Tyr144	0–8	Leu301	5–12
Glu149	0–6	Gly302	3–5
Glu150	0–7	Val303	13–18
Asp152	3–6	Thr304	5–14
Gln153	12–17	Gly305	3–8
Glu154	0–5	Val306	13–18
Gly155	5–8
Val157	4–7
Arg181	0–5

The residues assembling the majority of the interface are highlighted in bold. The column “Interface Area” displays range of interface area represented by a residue during MD simulation (see Table 4).