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:	APEX1
Human P-Site:	S129
P-Site Sequence:	PSDKEGYSGVGLLSR
UniProt:	P27695
Intern. Prot. ID:	IPI00215911

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	APEX1	P27695	S129	PSDKEGYSGVGLLSR	100 / 9 AA	35
Phosphosite 1:	APEX1	P27695	Y128	APSDKEGYSGVGLLS	100 / 8 AA	35
Phosphosite 2:	C5	P01031	S940	GVKRESYSGVTLDPR	66 / 9 AA	188
Phosphosite 3:	DCN	P07585	S325	NTKKASYSGVSLFSN	66 / 9 AA	40
Phosphosite 4:	SLC28A3	Q9HAS3	S15	APRAEGYSNVGFQNE	75 / 8 AA	77
Phosphosite 5:	FRYL	O94915	S166	FKHKEGYSGTNTGNV	85 / 7 AA	340
Phosphosite 6:	RFX7	Q2KHR2	Y972	LEWMNNGYSGVGNSS	75 / 8 AA	147
Phosphosite 7:	FLG2	Q5D862	S1738	YSDSEGYSGVSHTHS	100 / 6 AA	248
Phosphosite 8:	SEPP1	P49908	Y81	VKLKKEGYSNISYIV	62 / 8 AA	43
Phosphosite 9:	FBN1	P35555	Y1395	RCLCKEGYTGDGFTC	75 / 8 AA	312
Phosphosite 10:	C5	P01031	Y939	EGVKRESYSGVTLDP	71 / 7 AA	188
Phosphosite 11:	PDHK3	Q15120	Y267	YEDRKEGYPAVKTLV	71 / 7 AA	47
Phosphosite 12:	GMPR2	Q9P2T1	S46	RNSKQTYSGVPIIAA	55 / 9 AA	38
Phosphosite 13:	C5	P01031	S938	PEGVKRESYSGVTLD	71 / 7 AA	188
Phosphosite 14:	AFAP1	Q8N556	Y248	LKVIKEAYSGCSGPV	62 / 8 AA	81
Phosphosite 15:	COL8A1	P27658	Y154	GKPGPQGYPGVGKPG	71 / 7 AA	73
Phosphosite 16:	GMPR2	Q9P2T1	T44	SFRNSKQTYSGVPII	71 / 7 AA	38
Phosphosite 17:	RPS3	P23396	Y34	RELAEDGYSGVEVRV	83 / 6 AA	27
Phosphosite 18:	RPS3	P23396	S35	ELAEDGYSGVEVRVT	62 / 8 AA	27
Phosphosite 19:	APEX2	Q9UBZ4	Y79	FSRNRSGYSGVATFC	62 / 8 AA	57
Phosphosite 20:	FOXA2	Q9Y261	S27	AEPEGYSSVSNMNAG	71 / 7 AA	48