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:	CATSPER2
Human P-Site:	S269
P-Site Sequence:	VFSEYTRSPRQDLEY
UniProt:	Q96P56
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CATSPER2	Q96P56	S269	VFSEYTRSPRQDLEY	100 / 9 AA	62
Phosphosite 1:	ZNF254	O75437	S246	KCEEYNKSPKQLSTL	62 / 8 AA	77
Phosphosite 2:	CATSPER2	Q96P56	Y266	GVYVFSEYTRSPRQD	100 / 6 AA	62
Phosphosite 3:	Putative uncharacterized protein CS0DJ013YG01	Q86SZ3	S25	CARVFVRSPRQSWGG	71 / 7 AA	9
Phosphosite 4:	PLCL4	O75038	S311	GFTNYTRSPAGDIFN	66 / 9 AA	68
Phosphosite 5:	TTC16	Q8NEE8	S767	SKTKTTRSPRQRPRK	100 / 6 AA	98
Phosphosite 6:	OSR2	Q8N2R0	T307	RRHSLTHTPRQDF__	62 / 8 AA	36
Phosphosite 7:	DPM1	O60762	S21	RRELEVRSPRQNKYS	71 / 7 AA	30
Phosphosite 8:	FAM175A	Q6UWZ7	Y403	KMKGFGEYSRSPTF_	83 / 6 AA	47
Phosphosite 9:	ADCK5	Q3MIX3	T166	LPPEYTRTLRVLEDR	71 / 7 AA	66
Phosphosite 10:	AIFM1	O95831	S27	VRTVCVRSPRQRNRL	71 / 7 AA	67
Phosphosite 11:	FAM175A	Q6UWZ7	S404	MKGFGEYSRSPTF__	83 / 6 AA	47
Phosphosite 12:	TTN	Q8WZ42	S19174	DATDLTRSPRVKIDT	71 / 7 AA	3816
Phosphosite 13:	FAM175A	Q6UWZ7	S406	GFGEYSRSPTF____	83 / 6 AA	47
Phosphosite 14:	TTN	Q8WZ42	T19172	DKDATDLTRSPRVKI	71 / 7 AA	3816
Phosphosite 15:	PLCL4	O75038	Y308	GIDGFTNYTRSPAGD	83 / 6 AA	68
Phosphosite 16:	PLCL4	O75038	T309	IDGFTNYTRSPAGDI	83 / 6 AA	68
Phosphosite 17:	MAGI1	Q96QZ7	S148	AVPCTTRSPREGEVP	71 / 7 AA	165
Phosphosite 18:	TET3	O43151	S618	ESPFATRSPKQIKIE	83 / 6 AA	179
Phosphosite 19:	DEFB125	Q8N687	Y64	ISIISHEYTRRPAFP	83 / 6 AA	18
Phosphosite 20:	FBXO9	Q9UK97	S136	FKITYTRSPDGDGVG	75 / 8 AA	52