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:	CATSPER1
Human P-Site:	T246
P-Site Sequence:	KSPHHGETISPHSSV
UniProt:	Q8NEC5
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CATSPER1	Q8NEC5	T246	KSPHHGETISPHSSV	100 / 9 AA	90
Phosphosite 1:	CATSPER1	Q8NEC5	S248	PHHGETISPHSSVGS	100 / 7 AA	90
Phosphosite 2:	SLC4A8	Q2Y0W8	T257	LMDKHGQTVSPQSVP	62 / 8 AA	123
Phosphosite 3:	CSTF2	P33240	T118	IESPYGETISPEDAP	75 / 8 AA	61
Phosphosite 4:	CSTF2	P33240	S120	SPYGETISPEDAPES	100 / 6 AA	61
Phosphosite 5:	ZNF384	Q8TF68	T313	HSKMHTETIKPHKCP	75 / 8 AA	63
Phosphosite 6:	BAT4	O95872	T203	VRESHGETRSPENRS	85 / 7 AA	39
Phosphosite 7:	KCP	Q6ZWJ8	T150	QTYGNGETFSPDACT	62 / 8 AA	160
Phosphosite 8:	GIDRP88	Q7Z5L2	S450	CSDIYGESISSHFTE	62 / 8 AA	88
Phosphosite 9:	C9orf144A	Q63HN1	T84	VSLHRSETISLQTWC	55 / 9 AA	62
Phosphosite 10:	ZNF709	Q8N972	T82	EGSQFGETISQTPNP	62 / 8 AA	75
Phosphosite 11:	DENND4C	Q5VZ89	S1177	HILGENISPNTSISG	71 / 7 AA	187
Phosphosite 12:	KIAA1549	Q9HCM3	T260	LSQSLEETISPRTYP	83 / 6 AA	203
Phosphosite 13:	KCP	Q6ZWJ8	S152	YGNGETFSPDACTTC	71 / 7 AA	160
Phosphosite 14:	FKBP1A	P62942	T7	_MGVQVETISPGDGR	71 / 7 AA	12
Phosphosite 15:	C9orf144A	Q63HN1	S82	SQVSLHRSETISLQT	71 / 7 AA	62
Phosphosite 16:	KIAA1549	Q9HCM3	S262	QSLEETISPRTYPTV	83 / 6 AA	203
Phosphosite 17:	GBGT1	Q8N5D6	T186	TSMRRMETISQHIAK	55 / 9 AA	40
Phosphosite 18:	UBR4	Q5T4S7	T598	LGQWFEETISPSKEK	62 / 8 AA	574
Phosphosite 19:	EFR3B	Q9Y2G0	S699	RSIGETISLQVEVES	71 / 7 AA	92
Phosphosite 20:	DOCK1	Q14185	T1732	EAVILSETISPLRPQ	62 / 8 AA	215