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:	REXO1
Human P-Site:	S587
P-Site Sequence:	PSSSSSSSSSTSSAG
UniProt:	Q8N1G1
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	REXO1	Q8N1G1	S587	PSSSSSSSSSTSSAG	100 / 9 AA	132
Phosphosite 1:	HSPB7	Q9UBY9	S23	HSSSSSSSSSTSSSA	100 / 9 AA	19
Phosphosite 2:	PNN	Q9H307	S610	SRSSSSSSSSTSGSS	100 / 9 AA	82
Phosphosite 3:	PNN	Q9H307	S585	SSSSSSSSSSTSSSS	100 / 9 AA	82
Phosphosite 4:	NAP1L3	Q99457	S39	ESDSSSSSSSTSDSS	100 / 9 AA	58
Phosphosite 5:	ZCCHC10	Q8TBK6	S172	SDSSSSSSSSTSTDS	100 / 9 AA	21
Phosphosite 6:	CRTC2	Q53ET0	S403	ALSSSSSSSSTSSPV	100 / 9 AA	73
Phosphosite 7:	CHD9	Q3L8U1	S2179	SSASSSSSSSTSSSS	100 / 9 AA	326
Phosphosite 8:	CBX2	Q14781	S111	SKSSSSSSSSTSSSS	100 / 9 AA	56
Phosphosite 9:	MLLT3	P42568	S188	SSSSSSSSSSTSFSK	100 / 9 AA	63
Phosphosite 10:	ULK1	O75385	S306	GSGSSSSSSSTSHLA	100 / 9 AA	113
Phosphosite 11:	ADAMTS9	Q9P2N4	S91	PAFASSSSSSTSSQA	100 / 8 AA	216
Phosphosite 12:	ADAMTS9	Q9P2N4	S91	PAFASSSSSSTSSQA	85 / 7 AA	216
Phosphosite 13:	CHD8	Q9HCK8	S2092	SSSSSSSSSSTDESE	100 / 8 AA	291
Phosphosite 14:	CHD8	Q9HCK8	S2092	SSSSSSSSSSTDESE	85 / 7 AA	291
Phosphosite 15:	PNN	Q9H307	S611	RSSSSSSSSTSGSSS	100 / 8 AA	82
Phosphosite 16:	PNN	Q9H307	S611	RSSSSSSSSTSGSSS	85 / 7 AA	82
Phosphosite 17:	NAP1L3	Q99457	S49	TSDSSSSSSTSGSSS	100 / 8 AA	58
Phosphosite 18:	NAP1L3	Q99457	S49	TSDSSSSSSTSGSSS	85 / 7 AA	58
Phosphosite 19:	NAP1L3	Q99457	S48	STSDSSSSSSTSGSS	100 / 8 AA	58
Phosphosite 20:	NAP1L3	Q99457	S48	STSDSSSSSSTSGSS	85 / 7 AA	58