Note - Blast analyses are based on comparisons of the phosphosites and the bordering four amino acids on each side of these phosphosites.

Phosphosite
Human Protein:	ATR
Human P-Site:	S428
P-Site Sequence:	SSNSDGISPKRRRLS
UniProt:	Q13535
Intern. Prot. ID:	IPI00412298

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	ATR	Q13535	S428	SSNSDGISPKRRRLS	100 / 9 AA	301
Phosphosite 1:	DOT1L	Q8TEK3	S1104	PSLSAGVSPKRRALP	77 / 9 AA	185
Phosphosite 2:	HEATR3	Q7Z4Q2	S331	DDEMEGISHKRRVRR	75 / 8 AA	75
Phosphosite 3:	PIK3R6	Q5UE93	S576	KFPKDGFSPRRRGVA	75 / 8 AA	84
Phosphosite 4:	FUBP3	Q96I24	S296	FKPDDGISPERAAQV	85 / 7 AA	62
Phosphosite 5:	CAMSAP1L1	Q08AD1	S810	KKKGDGISPLREEAA	75 / 8 AA	168
Phosphosite 6:	GEN1	Q17RS7	S655	DEDSDGISPEEHLLS	85 / 7 AA	103
Phosphosite 7:	UNC80	Q8N2C7	S279	CETFQSDSISPKATI	85 / 7 AA	363
Phosphosite 8:	UNC80	Q8N2C7	S281	TFQSDSISPKATISG	85 / 7 AA	363
Phosphosite 9:	S100PBP	Q96BU1	S201	CTESEGISPNNSAWN	71 / 7 AA	46
Phosphosite 10:	ARHGAP21	Q5T5U3	S358	SGHSDGISSSRSQAV	75 / 8 AA	217
Phosphosite 11:	Znf800	Q2TB10	S336	PLFLDSISPKKSFKT	71 / 7 AA	75
Phosphosite 12:	ITPR2	Q14571	S2100	EGGDDGVSPKDVGHN	83 / 6 AA	308
Phosphosite 13:	CHD-2	O14647	S136	SSGSESGSPKRRGQR	66 / 9 AA	211
Phosphosite 14:	PRPF4B	Q13523	S349	PSRRPGRSPKRRSLS	85 / 7 AA	117
Phosphosite 15:	SCRT2	Q9NQ03	S118	FFISDGRSRRRRGGG	66 / 9 AA	33
Phosphosite 16:	TFAP4	Q01664	S124	IQELSGSSPKRRRAE	85 / 7 AA	39
Phosphosite 17:	TRNT1	Q96Q11	S289	SKNVDGFSPKPVTLL	71 / 7 AA	50
Phosphosite 18:	MYOCD	Q8IZQ8	S163	DSSSDGLSPDQTRSE	62 / 8 AA	102
Phosphosite 19:	PBRM1	Q86U86	S648	LSRKSGISPKKSKYM	83 / 6 AA	193
Phosphosite 20:	KIAA0195	Q12767	S1050	AQASDGLSPLQLSGQ	62 / 8 AA	151