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:	S40
P-Site Sequence:	KKPKTSGSQDSQPSP
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	S40	KKPKTSGSQDSQPSP	100 / 9 AA	82
Phosphosite 1:	PLEKHG5	O94827	S800	IMRKSSGSPDSQHCA	77 / 9 AA	117
Phosphosite 2:	CCDC120	Q96HB5	S331	HSRQWSGSQDSQMGF	100 / 7 AA	68
Phosphosite 3:	DYN1	Q05193	S512	QMNKKKTSGNQDEIL	85 / 7 AA	97
Phosphosite 4:	NEDD4	P46934	S576	YLPKTSGSEDDNAEQ	85 / 7 AA	149
Phosphosite 5:	FRMD4B	Q9Y2L6	S359	GSLISSGSQDSEVSE	75 / 8 AA	112
Phosphosite 6:	UBR4	Q5T4S7	S3386	KDGETSGSQEDQLCT	75 / 8 AA	574
Phosphosite 7:	CCDC120	Q96HB5	S334	QWSGSQDSQMGFPRA	100 / 6 AA	68
Phosphosite 8:	SP4	Q02446	S43	KTSGSQDSQPSPLAL	100 / 6 AA	82
Phosphosite 9:	PDE1C	Q14123	S488	SGVKTSGSEGSAPIN	75 / 8 AA	81
Phosphosite 10:	MRPS31	Q92665	S87	TSKETSESQDSEKEN	75 / 8 AA	45
Phosphosite 11:	UBR4	Q5T4S7	S895	PFGWASGSQDSNSRR	85 / 7 AA	574
Phosphosite 12:	SP4	Q02446	T37	NNNKKPKTSGSQDSQ	100 / 6 AA	82
Phosphosite 13:	WDR33	Q9C0J8	S263	KGLVVSGSKDSQQPI	75 / 8 AA	146
Phosphosite 14:	SIPA1L2	Q9P2F8	S1362	HCSKSSGSLDSSKVY	75 / 8 AA	190
Phosphosite 15:	KIAA1462	Q9P266	S313	GGADSSDSQDSQQMD	75 / 8 AA	148
Phosphosite 16:	PLAG1	Q6DJT9	S371	QGGVPSSSQDSQASS	85 / 7 AA	56
Phosphosite 17:	PHRF1	Q9P1Y6	S73	DLEDRSGSEDSEDDG	71 / 7 AA	179
Phosphosite 18:	C21orf2	O43822	S183	DSEEEATSGAQDERG	83 / 6 AA	28
Phosphosite 19:	SEC23IP	Q9Y6Y8	S126	ALPFTTGSQDVSNAF	83 / 6 AA	111
Phosphosite 20:	PLCE1	Q9P212	S835	DSHGSEDSQKAFDHG	83 / 6 AA	259