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:	S63
P-Site Sequence:	PYSRMPASSWTDHKE
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	S63	PYSRMPASSWTDHKE	100 / 9 AA	9
Phosphosite 1:	CTXN1	P60606	S64	YSRMPASSWTDHKEA	100 / 8 AA	9
Phosphosite 2:	MYCBP2	O75592	S2769	SDGRMPSSSRAESPG	55 / 9 AA	510
Phosphosite 3:	ZFC3H1	O60293	S122	PSVRMPSSSLSESSP	55 / 9 AA	226
Phosphosite 4:	LDB3	O75112	S545	RAERFPASSRTPLCG	75 / 8 AA	77
Phosphosite 5:	RNF5	Q99942	S159	LGQGHPASSWQDSLF	85 / 7 AA	20
Phosphosite 6:	RNF5	Q99942	S160	GQGHPASSWQDSLFL	85 / 7 AA	20
Phosphosite 7:	ZCCHC9	Q8N567	T19	NKRPLPATSWEDMKK	55 / 9 AA	30
Phosphosite 8:	GCNT2	Q06430	S316	PGSMPNASWTGNLRA	62 / 8 AA	46
Phosphosite 9:	PDE12	Q6L8Q7	S224	SPSSPSSSWTETDVE	71 / 7 AA	67
Phosphosite 10:	PDE12	Q6L8Q7	S223	LSPSSPSSSWTETDV	71 / 7 AA	67
Phosphosite 11:	POFUT1	Q9H488	S28	LPGMPAGSWDPAGYL	83 / 6 AA	44
Phosphosite 12:	MYCBP2	O75592	S2768	KSDGRMPSSSRAESP	62 / 8 AA	510
Phosphosite 13:	PTPRN2	Q92932	S712	PSARSSASSWSEEPV	55 / 9 AA	111
Phosphosite 14:	HES2	Q9Y543	S73	FLQELPASSWPTAAP	83 / 6 AA	18
Phosphosite 15:	ZFC3H1	O60293	S121	PPSVRMPSSSLSESS	62 / 8 AA	226
Phosphosite 16:	KIAA0141	Q14154	S329	CLLRDPASSWNPERQ	75 / 8 AA	56
Phosphosite 17:	LUC7L2	Q9Y383	S181	RNSMPASSFQQQKLR	83 / 6 AA	47
Phosphosite 18:	LUC7L	Q9NQ29	S181	RNSMPASSFQQQKLR	83 / 6 AA	44
Phosphosite 19:	LUC7L2	Q9Y383	S180	YRNSMPASSFQQQKL	83 / 6 AA	47
Phosphosite 20:	LUC7L	Q9NQ29	S180	YRNSMPASSFQQQKL	83 / 6 AA	44