TABLE 2.

Identified peptides involve in ATR dimerization for ATR WT and mutant P429A and S428A proteins.

Trans-ATR	Cis-ATR
1696 KAEPSLKEQILEHESLGLLR 1717	1696 KAEPSLKEQILEHESLGLLR 1717
1716 DATACYDR 1725	1716 DATACYDR 1725
1724 AIQLEPDQIIHYHGVVK 1742	1724 AIQLEPDQIIHYHGVVK 1742
1741 SMLGLGQLSTVITQVNGVHANR 1764	1741 SMLGLGQLSTVITQVNGVHANR 1764
1933 AGHHQTAYNALLNAGESR 1952	1933 AGHHQTAYNALLNAGESR 1952
1958 AKWLWSK 1967	1958 AKWLWSK 1967
1966 GDVHQALIVLQK 1979	1966 GDVHQALIVLQK 1979
1978 GVELCFPENETPPEGkNMLIHGR 2002	1978 GVELCFPENETPPEGK 1995, 1994 NMLIHGR 2002
2001 AMLLVGR 2009	2001 AMLLVGR 2009
2008 FMEETANFESNAIMK 2024	2008 FMEETANFESNAIMK 2024
2023 YKDVTACLPEWEDGHFYLAK 2044	2023 YKDVTACLPEWEDGHFYLAK 2044
2043 YYDKLMPMVTDNK 2057	2043 YYDKLMPMVTDNK 2057
2598 LQGVIkTR 2607	2598 LQGVIkTR 2607

*k-biotin-modified lysine.