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:	PRR4
Human P-Site:	S117
P-Site Sequence:	VSLQEASSFFRRDRP
UniProt:	Q16378
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PRR4	Q16378	S117	VSLQEASSFFRRDRP	100 / 9 AA	15
Phosphosite 1:	TDRD6	O60522	S618	TWSQEAVSFFKKTVL	66 / 9 AA	237
Phosphosite 2:	CACNA1B	Q00975	S462	SGKTESSSYFRRKEK	75 / 8 AA	262
Phosphosite 3:	CACNA1B	Q00975	Y463	GKTESSSYFRRKEKM	75 / 8 AA	262
Phosphosite 4:	GUCA2B	Q16661	S86	VCASQEASSIFKTLR	75 / 8 AA	12
Phosphosite 5:	ARSE	P51690	S281	LILQEVASFLKRNKH	55 / 9 AA	66
Phosphosite 6:	KRT85	P78386	S254	EALVEESSFLRRLYE	75 / 8 AA	56
Phosphosite 7:	SLC6A16	Q9GZN6	S529	TPLQDTFSFFRKHTK	55 / 9 AA	82
Phosphosite 8:	AFF4	Q9UHB7	S686	SSVEEEDSFFRQRMF	55 / 9 AA	127
Phosphosite 9:	AKAP10	O43572	S24	PDPGPAMSFFRRKVK	85 / 7 AA	74
Phosphosite 10:	PAPOLB	Q9NRJ5	S366	SKLFEAPSFFQKYKH	62 / 8 AA	72
Phosphosite 11:	ZFY	P08048	S15	LQPQEPNSFFDGIGA	71 / 7 AA	91
Phosphosite 12:	ZFX	P17010	S14	ELQQEPNSFFDATGA	71 / 7 AA	91
Phosphosite 13:	GKN1	Q9NS71	S171	AEEMQEASLFFYSGT	85 / 7 AA	22
Phosphosite 14:	CFDP1	Q9UEE9	S191	ATSKEAKSFFKQNEK	55 / 9 AA	34
Phosphosite 15:	CEP350	Q5VT06	Y3008	PCRINSSYFRRVKNP	83 / 6 AA	351
Phosphosite 16:	TG	P01266	S1614	CTEDEACSFFTVSTT	71 / 7 AA	305
Phosphosite 17:	RAB8A	P61006	S200	PDQQKRSSFFRCVLL	75 / 8 AA	24
Phosphosite 18:	CEP350	Q5VT06	S3007	KPCRINSSYFRRVKN	83 / 6 AA	351
Phosphosite 19:	RASSF3	Q86WH2	S22	FFFTARTSFFRRAPQ	83 / 6 AA	28
Phosphosite 20:	ZNF101	Q8IZC7	S210	VRAFTVSSFFRKHGK	71 / 7 AA	50