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:	TTBK1
Human P-Site:	S564
P-Site Sequence:	PGAEPSTSGTTDEEP
UniProt:	Q5TCY1
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	TTBK1	Q5TCY1	S564	PGAEPSTSGTTDEEP	100 / 9 AA	143
Phosphosite 1:	WWP2	O00308	S287	EGEEPSTSGTQQLPA	100 / 7 AA	99
Phosphosite 2:	TTBK1	Q5TCY1	S562	FPPGAEPSTSGTTDE	100 / 7 AA	143
Phosphosite 3:	WWP2	O00308	T286	AEGEEPSTSGTQQLP	100 / 7 AA	99
Phosphosite 4:	TTBK1	Q5TCY1	T566	AEPSTSGTTDEEPEE	100 / 7 AA	143
Phosphosite 5:	FosB	P53539	S126	GSGGPSTSGTTSGPG	100 / 7 AA	36
Phosphosite 6:	FosB	P53539	T125	SGSGGPSTSGTTSGP	100 / 7 AA	36
Phosphosite 7:	SON	P18583	S323	VYPEPSTSTTMDFPE	77 / 9 AA	264
Phosphosite 8:	DLK	Q12852	S770	TASEPSPSGTPEVGS	66 / 9 AA	93
Phosphosite 9:	PCF11	O94913	T175	KSPEEPSTPGTVVSS	85 / 7 AA	173
Phosphosite 10:	PCF11	O94913	S174	NKSPEEPSTPGTVVS	85 / 7 AA	173
Phosphosite 11:	SP1	P08047	S301	SGSQPVTSGTTISSA	75 / 8 AA	81
Phosphosite 12:	Sos1	Q07889	S196	TDEEPSTSGEQTYYD	100 / 6 AA	152
Phosphosite 13:	Sos1	Q07889	T195	LTDEEPSTSGEQTYY	100 / 6 AA	152
Phosphosite 14:	Sos1	Q07889	S194	SLTDEEPSTSGEQTY	100 / 6 AA	152
Phosphosite 15:	PPIL2	Q13356	T499	AAEEEPSTSATVPMS	85 / 7 AA	59
Phosphosite 16:	PPIL2	Q13356	S500	AEEEPSTSATVPMSK	85 / 7 AA	59
Phosphosite 17:	EPN1	Q9Y6I3	T363	GSPAKPSTNGTTAAG	85 / 7 AA	58
Phosphosite 18:	FNDC1	Q4ZHG4	T1574	PTTTEPSTTATTPRV	75 / 8 AA	199
Phosphosite 19:	SP1	P08047	T300	ESGSQPVTSGTTISS	75 / 8 AA	81
Phosphosite 20:	PPIL2	Q13356	S498	RAAEEEPSTSATVPM	85 / 7 AA	59