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:	T599
P-Site Sequence:	AVSPDQLTQVHLQQG
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	T599	AVSPDQLTQVHLQQG	100 / 9 AA	82
Phosphosite 1:	USP18	Q9UMW8	T156	NLIKDQITDVHLVER	75 / 8 AA	43
Phosphosite 2:	CPB2	Q96IY4	T145	ERHPDMLTKIHIGSS	55 / 9 AA	48
Phosphosite 3:	TAF1	P21675	S1845	RSGPSVLSQVHLSED	66 / 9 AA	213
Phosphosite 4:	AKAP14	Q86UN6	T37	KNYEDELTQVALALV	75 / 8 AA	23
Phosphosite 5:	STLK6	Q9C0K7	S73	RGFDNLTSVHLARHT	75 / 8 AA	47
Phosphosite 6:	RFX4	Q33E94	T280	QALPDSLTQVIRKFA	85 / 7 AA	83
Phosphosite 7:	MAP2K4	P45985	T318	NSVFDQLTQVVKGDP	100 / 6 AA	44
Phosphosite 8:	STLK6	Q9C0K7	T72	GRGFDNLTSVHLARH	75 / 8 AA	47
Phosphosite 9:	UBE4B	O95155	T1156	KKLLDQLTDIYLQLD	62 / 8 AA	146
Phosphosite 10:	MYO9A	B2RTY4	S2178	YSVIDQLSRTHLNTL	62 / 8 AA	293
Phosphosite 11:	ARSK	Q6UWY0	T450	SSDPDELTNVAVKFP	71 / 7 AA	61
Phosphosite 12:	PLEC1	Q15149	T3342	RCRPDQLTGLSLLPL	66 / 9 AA	532
Phosphosite 13:	PCMTD1	Q96MG8	T196	MPIEDQLTQIMRTGQ	83 / 6 AA	41
Phosphosite 14:	Pxdn	Q92626	T1263	VFSPAQLTQIKQTSL	71 / 7 AA	167
Phosphosite 15:	FLJ30092	Q9Y4D8	T2318	KVLEDQLTQILRKYG	83 / 6 AA	328
Phosphosite 16:	TGM1	P22735	S776	SLDSPQLSQVHGVIQ	83 / 6 AA	90
Phosphosite 17:	p38-delta	O15264	T233	KDYLDQLTQILKVTG	83 / 6 AA	42
Phosphosite 18:	PIP5KL1	Q5T9C9	T89	DDFSEVLTQVHEGFE	62 / 8 AA	45
Phosphosite 19:	OLFM3	Q96PB7	T42	TRLSTPDTLTQISPK	71 / 7 AA	55
Phosphosite 20:	TRAP1	Q12931	T535	FEQFDELTLLHLREF	62 / 8 AA	80