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:	SP4
Human P-Site:	S317
P-Site Sequence:	SASTMPESPSSSTTC
UniProt:	Q02446
Intern. Prot. ID:	IPI00025805

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	SP4	Q02446	S317	SASTMPESPSSSTTC	100 / 9 AA	82
Phosphosite 1:	PASD1	Q8IV76	S279	FLDTMPESPALSLQD	77 / 9 AA	87
Phosphosite 2:	SPANXC	Q9NY87	T28	VNETMPETPTGDSDP	62 / 8 AA	11
Phosphosite 3:	SPANXB1	Q9NS25	T34	ANKTMPETPTGDSDP	62 / 8 AA	12
Phosphosite 4:	ARID4B	Q4LE39	S1029	TPPTTPESPSSVTVT	87 / 8 AA	148
Phosphosite 5:	RUNX1T1	Q06455	S41	KHSTMPDSPVDVKTQ	83 / 6 AA	68
Phosphosite 6:	KCNQ4	P56696	T463	LAPPTMPTSPSSEQV	87 / 8 AA	77
Phosphosite 7:	KCNQ4	P56696	S464	APPTMPTSPSSEQVG	87 / 8 AA	77
Phosphosite 8:	WDR78	Q5VTH9	S45	LVATMPVSPAGSHKQ	66 / 9 AA	95
Phosphosite 9:	SP4	Q02446	S319	STMPESPSSSTTCTT	100 / 7 AA	82
Phosphosite 10:	DLX1	P56177	S9	TMTTMPESLNSPVSG	75 / 8 AA	27
Phosphosite 11:	EPHA6	Q9UF33	S952	DILVMPESPGEVPEY	71 / 7 AA	116
Phosphosite 12:	CATSPERB	Q9H7T0	S686	AIATMPESAPNNMTF	55 / 9 AA	127
Phosphosite 13:	BAHD1	Q8TBE0	S44	VEPGMPESPGHLTGR	83 / 6 AA	85
Phosphosite 14:	YLPM1	P49750	S345	ATSQVPESPSSEEPP	85 / 7 AA	220
Phosphosite 15:	MZF-1	P28698	S177	PPRTMQESPLGLQVK	83 / 6 AA	82
Phosphosite 16:	R3HDM2	Q9Y2K5	S682	EQYQMPQSPSPCSPP	62 / 8 AA	107
Phosphosite 17:	SAPAP2	Q9P1A6	S688	AQRHLPESQSSSVRT	75 / 8 AA	118
Phosphosite 18:	NEK9	Q8TD19	S827	EFIPMPDSPSPLSAA	83 / 6 AA	107
Phosphosite 19:	SLC5A11	Q8WWX8	S588	QNGMPEASSSSSVQF	75 / 8 AA	74
Phosphosite 20:	SP4	Q02446	T313	NTTTSASTMPESPSS	100 / 5 AA	82