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:	PRB4
Human P-Site:	S19
P-Site Sequence:	ALSSAESSSEDVSQE
UniProt:	P10163
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PRB4	P10163	S19	ALSSAESSSEDVSQE	100 / 9 AA	31
Phosphosite 1:	PRB4	P10163	S20	LSSAESSSEDVSQEE	100 / 8 AA	31
Phosphosite 2:	USP28	Q96RU2	S494	ESTSTESSSQDVEST	77 / 9 AA	122
Phosphosite 3:	PRB4	P10163	S18	LALSSAESSSEDVSQ	100 / 8 AA	31
Phosphosite 4:	CSF1	P09603	S180	NSFAECSSQDVVTKP	75 / 8 AA	60
Phosphosite 5:	WDR42B	A6NGE4	S76	NTDSESSSEDVELES	100 / 7 AA	67
Phosphosite 6:	USP28	Q96RU2	S495	STSTESSSQDVESTF	75 / 8 AA	122
Phosphosite 7:	Uncharacterized protein UNQ6126/PRO20091	Q6UXV3	S67	LSAAEASSEEVPDFM	75 / 8 AA	17
Phosphosite 8:	CMYA5	Q8N3K9	T3446	EELSSESTPEDVLSQ	66 / 9 AA	449
Phosphosite 9:	GCK	P35557	S398	NRMRESRSEDVMRIT	85 / 7 AA	52
Phosphosite 10:	RAPGEF4	Q8WZA2	S27	DKRPLERSSEDVDII	85 / 7 AA	116
Phosphosite 11:	FAM153B	P0C7A2	S69	EDLVQEASSEDVLGV	85 / 7 AA	44
Phosphosite 12:	KCNE4	Q8WWG9	S130	DSVSSESSSPDVHLT	77 / 9 AA	18
Phosphosite 13:	F11	P03951	S65	LFTFTAESPSEDPTR	75 / 8 AA	70
Phosphosite 14:	RAPGEF4	Q8WZA2	S28	KRPLERSSEDVDIIF	85 / 7 AA	116
Phosphosite 15:	SETD1A	O15047	S1060	SSSSSSESSSEDEEE	87 / 8 AA	186
Phosphosite 16:	TCOF1	Q13428	S199	SAGQADSSSEDTSSS	75 / 8 AA	152
Phosphosite 17:	UBTF	P17480	S713	GGDSSESSSEDESED	87 / 8 AA	89
Phosphosite 18:	SETD1A	O15047	S1061	SSSSSESSSEDEEEE	87 / 8 AA	186
Phosphosite 19:	FLJ30092	Q9Y4D8	S520	CTVRAQESSEDVSGG	66 / 9 AA	328
Phosphosite 20:	UBTF	P17480	S712	DGGDSSESSSEDESE	87 / 8 AA	89