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:	RFX3
Human P-Site:	Y251
P-Site Sequence:	RGNSKYHYYGIRVKP
UniProt:	P48380
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	RFX3	P48380	Y251	RGNSKYHYYGIRVKP	100 / 9 AA	84
Phosphosite 1:	RFX2	P48378	Y267	RGNSKYHYYGIRLKP	100 / 9 AA	80
Phosphosite 2:	RFX1	P22670	Y506	RGNSKYHYYGLRIKA	88 / 9 AA	105
Phosphosite 3:	RFX2	P48378	Y268	GNSKYHYYGIRLKPD	100 / 8 AA	80
Phosphosite 4:	RFX3	P48380	Y252	GNSKYHYYGIRVKPD	100 / 8 AA	84
Phosphosite 5:	RFX4	Q33E94	Y129	RGQSKYHYYGIAVKE	100 / 8 AA	83
Phosphosite 6:	RFX6	Q8HWS3	Y192	RGHSKYHYYGIGIKE	100 / 8 AA	102
Phosphosite 7:	RFX1	P22670	Y507	GNSKYHYYGLRIKAS	87 / 8 AA	105
Phosphosite 8:	RFX4	Q33E94	Y130	GQSKYHYYGIAVKES	100 / 7 AA	83
Phosphosite 9:	RFX4	Q33E94	Y127	GTRGQSKYHYYGIAV	100 / 7 AA	83
Phosphosite 10:	RFX3	P48380	Y249	GTRGNSKYHYYGIRV	100 / 7 AA	84
Phosphosite 11:	RFX2	P48378	Y265	GTRGNSKYHYYGIRL	100 / 7 AA	80
Phosphosite 12:	RFX1	P22670	Y504	GTRGNSKYHYYGLRI	100 / 7 AA	105
Phosphosite 13:	RFX6	Q8HWS3	Y190	GTRGHSKYHYYGIGI	100 / 7 AA	102
Phosphosite 14:	RFX5	P48382	Y161	RGQSKYCYSGIRRKT	77 / 9 AA	65
Phosphosite 15:	POLR3E	Q9NVU0	Y211	PWVHLHYYGLRDSRS	83 / 6 AA	80
Phosphosite 16:	POLR3E	Q9NVU0	Y210	EPWVHLHYYGLRDSR	83 / 6 AA	80
Phosphosite 17:	ST8SIA4	Q92187	Y316	GKAVKYHYYDDLKYR	83 / 6 AA	41
Phosphosite 18:	ST8SIA2	Q92186	Y331	QNPVKYHYYDSLKYG	83 / 6 AA	42
Phosphosite 19:	ST8SIA2	Q92186	Y329	QNQNPVKYHYYDSLK	83 / 6 AA	42
Phosphosite 20:	ST8SIA4	Q92187	Y317	KAVKYHYYDDLKYRY	83 / 6 AA	41