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:	S18
P-Site Sequence:	LALSSAQSTDNDVNY
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	S18	LALSSAQSTDNDVNY	100 / 9 AA	15
Phosphosite 1:	PRR4	Q16378	T19	ALSSAQSTDNDVNYE	100 / 8 AA	15
Phosphosite 2:	PARD6B	Q9BYG5	S268	TSGSSGQSTDNSLLG	87 / 8 AA	41
Phosphosite 3:	PARD6B	Q9BYG5	T269	SGSSGQSTDNSLLGY	85 / 7 AA	41
Phosphosite 4:	Nav3	Q8IVL0	S608	VAQSSGQSTGNGAVQ	66 / 9 AA	256
Phosphosite 5:	FAM44A	Q8NFC6	S983	TASSSAHSTQKDSSH	66 / 9 AA	330
Phosphosite 6:	CCDC140	Q96MF4	T115	SPESAQSTDPGRAAR	100 / 6 AA	18
Phosphosite 7:	CCDC140	Q96MF4	S114	ASPESAQSTDPGRAA	100 / 6 AA	18
Phosphosite 8:	APC2	O95996	T565	WNLSAHSTENKAAIC	71 / 7 AA	244
Phosphosite 9:	HMG2L1	Q9UGU5	S105	KKKSSPQSTDTAMDL	85 / 7 AA	66
Phosphosite 10:	NAV2	Q8IVL1	S2465	ANYSSPQSYDSDSNS	66 / 9 AA	268
Phosphosite 11:	KIAA0947	Q9Y2F5	S1502	DVSSSGQSTNFDKSR	66 / 9 AA	248
Phosphosite 12:	C6orf204	Q5SZL2	T760	MNCSAEETENDHSTE	62 / 8 AA	92
Phosphosite 13:	MED1	Q15648	S889	YFDESSQSGDNDDFK	75 / 8 AA	168
Phosphosite 14:	STON2	Q8WXE9	S189	GQASGADSTDNSSSL	75 / 8 AA	101
Phosphosite 15:	Kv2.1	Q14721	S223	SLDEFGQSTDNPQLA	83 / 6 AA	96
Phosphosite 16:	NHS	Q6T4R5	T1539	TAESPQSTDDAHQGS	71 / 7 AA	177
Phosphosite 17:	NHS	Q6T4R5	S1538	LTAESPQSTDDAHQG	71 / 7 AA	177
Phosphosite 18:	WWP2	O00308	S398	LYQSSSASTDHDPLG	66 / 9 AA	99
Phosphosite 19:	ZBTB1	Q9Y2K1	T356	DKDCNESTDNDELED	83 / 6 AA	82
Phosphosite 20:	KIAA0476	O75064	T1030	SALSAQSTEALEGLS	83 / 6 AA	164