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:	FRG1
Human P-Site:	Y4
P-Site Sequence:	____MAEYSYVKSTK
UniProt:	Q14331
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	FRG1	Q14331	Y4	____MAEYSYVKSTK	100 / 8 AA	29
Phosphosite 1:	FRG1	Q14331	S5	___MAEYSYVKSTKL	100 / 8 AA	29
Phosphosite 2:	FRG1	Q14331	Y6	__MAEYSYVKSTKLV	100 / 7 AA	29
Phosphosite 3:	AP3D1	O14617	S929	YSLLAENSYVKMTCD	75 / 8 AA	130
Phosphosite 4:	MAGEA8	P43361	T284	GPRALAETSYVKVLE	75 / 8 AA	35
Phosphosite 5:	MAGEA4	P43358	T282	GPRALAETSYVKVLE	75 / 8 AA	35
Phosphosite 6:	MAGEA1	P43355	T274	GPRALAETSYVKVLE	75 / 8 AA	34
Phosphosite 7:	MAGEA1	P43355	S275	PRALAETSYVKVLEY	75 / 8 AA	34
Phosphosite 8:	SLC7A8	Q9UHI5	S108	PKSGGDYSYVKDIFG	71 / 7 AA	58
Phosphosite 9:	SLC7A8	Q9UHI5	Y107	IPKSGGDYSYVKDIF	71 / 7 AA	58
Phosphosite 10:	SLC7A8	Q9UHI5	Y109	KSGGDYSYVKDIFGG	71 / 7 AA	58
Phosphosite 11:	KIAA1414	Q9P2D3	S896	IARMAQYSFDKLKSA	62 / 8 AA	224
Phosphosite 12:	ST3GAL5	Q9UNP4	Y35	AMPSEYTYVKLRSDC	71 / 7 AA	48
Phosphosite 13:	ST3GAL5	Q9UNP4	T34	RAMPSEYTYVKLRSD	71 / 7 AA	48
Phosphosite 14:	ST3GAL5	Q9UNP4	Y33	GRAMPSEYTYVKLRS	71 / 7 AA	48
Phosphosite 15:	MASP1	P48740	Y75	ESSYLCEYDYVKVET	62 / 8 AA	79
Phosphosite 16:	MAGEA4	P43358	Y284	RALAETSYVKVLEHV	85 / 7 AA	35
Phosphosite 17:	MAGEA1	P43355	Y276	RALAETSYVKVLEYV	85 / 7 AA	34
Phosphosite 18:	FUBP1	Q96AE4	Y4	____MADYSTVPPPS	71 / 7 AA	68
Phosphosite 19:	KIAA1797	Q5VW36	Y83	QDHAEFSYVLNGILN	83 / 6 AA	200
Phosphosite 20:	PCDH19	Q8TAB3	Y767	RGKRIAEYSYGHQKK	83 / 6 AA	126