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:	ATRX
Human P-Site:	S876
P-Site Sequence:	KTSQEGSSDDAERKQ
UniProt:	P46100
Intern. Prot. ID:	IPI00220107

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	ATRX	P46100	S876	KTSQEGSSDDAERKQ	100 / 9 AA	283
Phosphosite 1:	ATRX	P46100	S875	LKTSQEGSSDDAERK	100 / 8 AA	283
Phosphosite 2:	MEPE	Q9NQ76	S388	EKRKEGSSDAAESTN	77 / 9 AA	58
Phosphosite 3:	RGS3	P49796	S625	SVKLQEGSSEDLKFC	85 / 7 AA	132
Phosphosite 4:	RGS3	P49796	S626	VKLQEGSSEDLKFCV	85 / 7 AA	132
Phosphosite 5:	C17orf85	Q53F19	S210	KDKQEDSSDDDEAEE	77 / 9 AA	71
Phosphosite 6:	PRPF4B	Q13523	S520	KVEQESSSDDNLEDF	85 / 7 AA	117
Phosphosite 7:	SLC46A3	Q7Z3Q1	S454	ELLIQEESSEDASDR	75 / 8 AA	52
Phosphosite 8:	CUL1	Q13616	S481	LVHQNSASDDAEASM	66 / 9 AA	90
Phosphosite 9:	PRPF4B	Q13523	S518	GMKVEQESSSDDNLE	85 / 7 AA	117
Phosphosite 10:	TMEM71	Q6P5X7	S222	ERFQENSSDHSETRL	66 / 9 AA	33
Phosphosite 11:	ZNF217	O75362	T322	ESGQEGSTDNDDSSS	55 / 9 AA	115
Phosphosite 12:	PRPF4B	Q13523	S519	MKVEQESSSDDNLED	85 / 7 AA	117
Phosphosite 13:	ILDR2	Q71H61	S587	QDDQEDASDDALPPY	75 / 8 AA	71
Phosphosite 14:	RNF145	Q96MT1	S626	GTRIQEGSRDNNEYI	71 / 7 AA	76
Phosphosite 15:	SLC46A3	Q7Z3Q1	S455	LLIQEESSEDASDR_	75 / 8 AA	52
Phosphosite 16:	ZNF217	O75362	S321	KESGQEGSTDNDDSS	71 / 7 AA	115
Phosphosite 17:	PIK3R5	Q8WYR1	S447	SRSLEGSSDTALPLR	75 / 8 AA	97
Phosphosite 18:	ZBTB43	O43298	S220	QDGEEGASDSAEFHY	66 / 9 AA	53
Phosphosite 19:	FAM153B	P0C7A2	S69	EDLVQEASSEDVLGV	62 / 8 AA	44
Phosphosite 20:	APAF	O14727	S1022	EKTLISSSDDAEIQV	85 / 7 AA	142