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:	S375
P-Site Sequence:	TESEAQSSSQLQPNG
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	S375	TESEAQSSSQLQPNG	100 / 9 AA	82
Phosphosite 1:	SP4	Q02446	S374	ATESEAQSSSQLQPN	100 / 8 AA	82
Phosphosite 2:	SP4	Q02446	S376	ESEAQSSSQLQPNGM	100 / 8 AA	82
Phosphosite 3:	ALO17	Q9HCF4	S193	TGSEAQSSPQFQDHT	77 / 9 AA	175
Phosphosite 4:	C9orf131	Q5VYM1	S870	CHHFQSSSQLQPQES	100 / 7 AA	118
Phosphosite 5:	CPSF1	Q10570	S454	VYGSEAQSGTQLATY	75 / 8 AA	161
Phosphosite 6:	FRMPD1	Q5SYB0	S748	GWTEAQPSSMLEPLA	66 / 9 AA	173
Phosphosite 7:	Geminin coiled-coil domain-containing protein 1	A6NCL1	S81	SWEEAQLSSQLYRNK	87 / 8 AA	38
Phosphosite 8:	ALO17	Q9HCF4	S192	ATGSEAQSSPQFQDH	75 / 8 AA	175
Phosphosite 9:	senataxin	Q7Z333	S985	SDSPQNSSQLQRKVK	75 / 8 AA	303
Phosphosite 10:	P2RY4	P51582	S239	PGSAQSSSRLRSLRT	75 / 8 AA	41
Phosphosite 11:	P2RY4	P51582	S238	LPGSAQSSSRLRSLR	75 / 8 AA	41
Phosphosite 12:	NFAT4	Q12968	S908	QITGQPSSQLQPITY	75 / 8 AA	116
Phosphosite 13:	senataxin	Q7Z333	S984	PSDSPQNSSQLQRKV	75 / 8 AA	303
Phosphosite 14:	ZNF646	O15015	S1120	PIPEAAGSSELQVGP	66 / 9 AA	201
Phosphosite 15:	RP1L1	Q8IWN7	S1549	PSASESQSGSQLEPG	75 / 8 AA	261
Phosphosite 16:	USP36	Q9P275	S749	SPAPQSSSRLQPPFS	75 / 8 AA	123
Phosphosite 17:	MAX	P61244	S108	ALEKARSSAQLQTNY	75 / 8 AA	18
Phosphosite 18:	USP36	Q9P275	S748	VSPAPQSSSRLQPPF	66 / 9 AA	123
Phosphosite 19:	MAP3K7IP3	Q8N5C8	S5	___MAQSSPQLDIQV	85 / 7 AA	79
Phosphosite 20:	LARP2	Q659C4	S67	SEDEAQSSNQRKRAN	85 / 7 AA	105