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:	S1054
P-Site Sequence:	MPGSRPRSRIPVLLS
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	S1054	MPGSRPRSRIPVLLS	100 / 9 AA	143
Phosphosite 1:	CDK5RAP1	Q96SZ6	S172	LKTRRPRSRVPLRIG	75 / 8 AA	68
Phosphosite 2:	RBM20	Q5T481	S635	YGPERPRSRSPVSRS	87 / 8 AA	122
Phosphosite 3:	2600011E07Rik	Q8N7J2	T637	SRSEMPRTKIPVSKV	62 / 8 AA	70
Phosphosite 4:	ZNF553	Q96MX3	S183	GPPKIPRSRIPAGER	85 / 7 AA	68
Phosphosite 5:	NEK5	Q6P3R8	S314	QGKCPPRSRISVPIK	85 / 7 AA	81
Phosphosite 6:	Rb	P06400	S829	PTKMTPRSRILVSIG	85 / 7 AA	106
Phosphosite 7:	RIMS1	Q86UR5	S967	NDQGKPRSRLPNVPL	62 / 8 AA	189
Phosphosite 8:	Wnk4	Q96J92	S674	NLRRRPRSRLRVTSV	75 / 8 AA	135
Phosphosite 9:	Putative speedy protein E7	Q495Y7	S135	FLYGKTRSRIPLLRK	55 / 9 AA	25
Phosphosite 10:	Putative speedy protein-like protein 2	A6NNV3	S239	FLYGKTRSRIPLVRN	55 / 9 AA	37
Phosphosite 11:	Putative speedy protein-like protein LOC442572	A6NME0	S105	FLYGKTRSRIPLLRK	55 / 9 AA	22
Phosphosite 12:	RPL18	Q07020	S111	RVTSRARSRILRAGG	85 / 7 AA	22
Phosphosite 13:	WBSCR19	Q8NFV5	S238	FLYGKNRSRIPLLRK	55 / 9 AA	41
Phosphosite 14:	SPDYE5	A6NIY4	S239	FLYGKNRSRIPLLRK	55 / 9 AA	40
Phosphosite 15:	GNAS	P84996	S473	SDPPAPRSRLPIRLL	71 / 7 AA	68
Phosphosite 16:	ANK3	Q12955	S3911	SSCVDVKSRIPVKNT	83 / 6 AA	480
Phosphosite 17:	KIAA0284	Q9Y4F5	S1296	GSSSRARSRAPGPRD	75 / 8 AA	172
Phosphosite 18:	ZNF592	Q92610	S940	TSSSRPGSRVPTEPP	75 / 8 AA	138
Phosphosite 19:	ZFHX4	Q86UP3	T2089	SQFKRPRTRITDDQL	83 / 6 AA	394
Phosphosite 20:	ZFHX3	Q15911	T2150	QQNKRPRTRITDDQL	83 / 6 AA	404