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:	PLK4
Human P-Site:	S269
P-Site Sequence:	HPFMSRNSSTKSKDL
UniProt:	O00444
Intern. Prot. ID:	IPI00410344

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PLK4	O00444	S269	HPFMSRNSSTKSKDL	100 / 9 AA	109
Phosphosite 1:	PLK4	O00444	S270	PFMSRNSSTKSKDLG	100 / 8 AA	109
Phosphosite 2:	3BP2	P78314	S491	LYCIRNSSTKSGKVL	100 / 7 AA	62
Phosphosite 3:	3BP2	P78314	S490	GLYCIRNSSTKSGKV	100 / 7 AA	62
Phosphosite 4:	PDE4A	P27815	S165	PKTMSRNSSVTSEAH	77 / 9 AA	98
Phosphosite 5:	ZC3H12C	Q9C0D7	T454	LRAMSRNTAAKTANE	55 / 9 AA	99
Phosphosite 6:	PDE4D	Q08499	S210	PKSMSRNSSIASDIH	77 / 9 AA	91
Phosphosite 7:	IGSF10	Q6WRI0	S1306	PSIISKDSSTKSIIS	66 / 9 AA	291
Phosphosite 8:	PDE4C	Q08493	S139	PKAMSRNSSVASDLH	77 / 9 AA	80
Phosphosite 9:	KIAA1107	Q9UPP5	S1218	NSDIPKNSSTKSLDS	66 / 9 AA	156
Phosphosite 10:	PDE4C	Q08493	S136	ELSPKAMSRNSSVAS	100 / 6 AA	80
Phosphosite 11:	PDE4B	Q07343	S150	DLSPKAMSRNSSLPS	100 / 6 AA	83
Phosphosite 12:	PDE4A	P27815	S162	DMSPKTMSRNSSVTS	100 / 6 AA	98
Phosphosite 13:	PLK4	O00444	S266	VLDHPFMSRNSSTKS	100 / 6 AA	109
Phosphosite 14:	PDE4B	Q07343	S153	PKAMSRNSSLPSEQH	77 / 9 AA	83
Phosphosite 15:	PDE4D	Q08499	S207	DLSPKSMSRNSSIAS	100 / 6 AA	91
Phosphosite 16:	SLC6A16	Q9GZN6	S645	ITYMSWDSSTSKEVL	71 / 7 AA	82
Phosphosite 17:	IGSF10	Q6WRI0	S1307	SIISKDSSTKSIIST	75 / 8 AA	291
Phosphosite 18:	ECT2	Q9H8V3	S848	KHVMSRLSSTSSLAG	77 / 9 AA	100
Phosphosite 19:	SIAH2	O43255	S5	___MSRPSSTGPSAN	85 / 7 AA	35
Phosphosite 20:	ELL2	O00472	S149	EEESRNRSTKVIKPG	85 / 7 AA	72