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:	T6
P-Site Sequence:	__MSATWTLSPEPLP
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	T6	__MSATWTLSPEPLP	100 / 9 AA	9
Phosphosite 1:	CTXN1	P60606	S8	MSATWTLSPEPLPPS	100 / 7 AA	9
Phosphosite 2:	p73	O15350	T143	TAKSATWTYSPLLKK	87 / 8 AA	70
Phosphosite 3:	PCYT1B	Q9Y5K3	T152	VIRDAPWTLTPEFLE	75 / 8 AA	42
Phosphosite 4:	p63	Q9H3D4	T193	TAKSATWTYSTELKK	77 / 9 AA	77
Phosphosite 5:	KIAA1370	Q32MH5	T274	LCSKQTWTMAPESVL	71 / 7 AA	122
Phosphosite 6:	IGSF21	Q96ID5	T308	VRALLTWTLNPQIDN	71 / 7 AA	52
Phosphosite 7:	C16orf58	Q96GQ5	S462	WRATWLLSPEKKVL_	85 / 7 AA	51
Phosphosite 8:	F13B	P05160	T384	TCNRGKWTLPPECVE	55 / 9 AA	76
Phosphosite 9:	PKD1L2	Q7Z442	S1242	ELPTWILSPQDLRFG	71 / 7 AA	273
Phosphosite 10:	NPHP1	O15259	S439	KPKTWTFSPQVTRIL	71 / 7 AA	83
Phosphosite 11:	NPHP1	O15259	T437	PKKPKTWTFSPQVTR	71 / 7 AA	83
Phosphosite 12:	EpoR	P19235	T440	SQLLRPWTLCPELPP	83 / 6 AA	55
Phosphosite 13:	PCYT1B	Q9Y5K3	T154	RDAPWTLTPEFLEKH	83 / 6 AA	42
Phosphosite 14:	FOXD1	Q16676	T200	PGKGNYWTLDPESAD	83 / 6 AA	46
Phosphosite 15:	PCYT1A	P49585	T154	RNAPWTLTPEFLAEH	83 / 6 AA	42
Phosphosite 16:	FOXD2	O60548	T202	PGKGNYWTLDPESAD	83 / 6 AA	49
Phosphosite 17:	ZFP14	Q9HCL3	S90	RYRTNTLSPEKDIYE	85 / 7 AA	63
Phosphosite 18:	ESYT1	Q9BSJ8	T1032	RTSQKKRTLSPEFNE	71 / 7 AA	123
Phosphosite 19:	LMO7	Q8WWI1	T600	VPFPEPWTLPPEIQA	55 / 9 AA	193
Phosphosite 20:	KIAA1632	Q9HCE0	T551	GPGSGTWTLVDEGGE	66 / 9 AA	292