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:	tau
Human P-Site:	S552
P-Site Sequence:	VVRTPPKSPSSAKSR
UniProt:	P10636
Intern. Prot. ID:	IPI00747283

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	tau	P10636	S552	VVRTPPKSPSSAKSR	100 / 9 AA	79
Phosphosite 1:	ARHGEF5	Q12774	T514	ASVTPPRTPDSAPPS	66 / 9 AA	177
Phosphosite 2:	tau	P10636	S554	RTPPKSPSSAKSRLQ	100 / 7 AA	79
Phosphosite 3:	CCDC52	Q8N0Z3	T239	SQITPPGTPSSALSS	77 / 9 AA	96
Phosphosite 4:	C4BPA	P04003	T6	__MHPPKTPSGALHR	75 / 8 AA	67
Phosphosite 5:	LARP5	Q92615	S736	EQSTPPKSPQ_____	100 / 6 AA	81
Phosphosite 6:	MAP2	P11137	S1653	IIRTPPKSPATPKQL	75 / 8 AA	200
Phosphosite 7:	NR1D1	P20393	S278	QQLTPPRSPSPEPTV	85 / 7 AA	67
Phosphosite 8:	TPPP	O94811	S18	ANRTPPKSPGDPSKD	85 / 7 AA	24
Phosphosite 9:	FAM114A1	Q8IWE2	S200	PAESPPTSPSSASRG	77 / 9 AA	61
Phosphosite 10:	ZIMP7	Q8NF64	T379	GNPTPPMTPSSSVPY	75 / 8 AA	97
Phosphosite 11:	TTBK2	Q6IQ55	S1143	NPKTPPKSPVVPRRS	100 / 6 AA	137
Phosphosite 12:	BC060632	Q765P7	S263	WSYQTPPSSPSSSSS	87 / 8 AA	80
Phosphosite 13:	BC060632	Q765P7	S264	SYQTPPSSPSSSSSR	77 / 9 AA	80
Phosphosite 14:	TRAK2	O60296	S780	IPSTPPNSPSHSPCP	85 / 7 AA	101
Phosphosite 15:	WIPF3	A6NGB9	S330	PPPLPPKSPSFQAPP	100 / 6 AA	49
Phosphosite 16:	ZNF526	Q8TF50	S608	LTLQPPRSPSPAPPP	75 / 8 AA	74
Phosphosite 17:	HCFC1	P51610	S427	VPANPPKSPAPAAAA	66 / 9 AA	209
Phosphosite 18:	ZNF777	Q9ULD5	S625	KPRPKSPSSGSGGGG	85 / 7 AA	85
Phosphosite 19:	ATXN2L	Q8WWM7	S449	GRMYPPRSPKSAAPA	75 / 8 AA	113
Phosphosite 20:	IGSF1	Q8N6C5	S1320	EPGTPANSPSSTSQR	66 / 9 AA	149