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:	CTXN1
Human P-Site:	S15
P-Site Sequence:	SPEPLPPSTGPPVGA
UniProt:	P60606
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CTXN1	P60606	S15	SPEPLPPSTGPPVGA	100 / 9 AA	9
Phosphosite 1:	CTXN1	P60606	T16	PEPLPPSTGPPVGAG	100 / 8 AA	9
Phosphosite 2:	RYR3	Q15413	S3156	GPENLPPSTGPCCTK	100 / 7 AA	552
Phosphosite 3:	Putative uncharacterized protein FLJ33307	Q8NBF4	S108	RASPLPPSTAPMAVS	87 / 8 AA	16
Phosphosite 4:	RXRB	P28702	S108	PGPPLPPSTAPSLGG	87 / 8 AA	57
Phosphosite 5:	WASH1	A8K0Z3	S329	SASPLPPSTAAPVGQ	77 / 9 AA	51
Phosphosite 6:	MLL	Q03164	T1311	VIPPQPPTTGPPRKE	77 / 9 AA	432
Phosphosite 7:	CCDC95	Q8NBZ0	T116	SLSLPPSTGFPLQAS	87 / 8 AA	26
Phosphosite 8:	PXDNL	A1KZ92	S937	GKPLLPFSTGPPTEC	87 / 8 AA	164
Phosphosite 9:	CCDC95	Q8NBZ0	S115	SSLSLPPSTGFPLQA	87 / 8 AA	26
Phosphosite 10:	ARID3C	A6NKF2	S403	TNPAPPPSTGPPSSI	100 / 7 AA	44
Phosphosite 11:	PXDNL	A1KZ92	T938	KPLLPFSTGPPTECA	87 / 8 AA	164
Phosphosite 12:	KIAA2026	Q5HYC2	S202	LTNQLPPSTGRNALA	75 / 8 AA	134
Phosphosite 13:	RBM26	Q5T8P6	T378	PPSLPPVTGPPPPLP	87 / 8 AA	114
Phosphosite 14:	ARID3C	A6NKF2	T404	NPAPPPSTGPPSSIL	100 / 7 AA	44
Phosphosite 15:	ATN1	P54259	S465	HPGPFPPSTGAQSTA	85 / 7 AA	125
Phosphosite 16:	KIAA2026	Q5HYC2	T203	TNQLPPSTGRNALAV	85 / 7 AA	134
Phosphosite 17:	PAI-RBP1	Q8NC51	S85	RKNPLPPSVGVVDKK	85 / 7 AA	45
Phosphosite 18:	PTPN23	Q9H3S7	S778	FPPSPFPSSTGPGPH	75 / 8 AA	179
Phosphosite 19:	TNXB	P22105	S82	HRINLPPSTGCGCPP	100 / 6 AA	464
Phosphosite 20:	TLN1	Q9Y490	S1231	LSDSLPPSTGTFQEA	85 / 7 AA	270