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:	S366
P-Site Sequence:	SAHSMTRSSSTIRSR
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	S366	SAHSMTRSSSTIRSR	100 / 9 AA	90
Phosphosite 1:	CATSPER1	Q8NEC5	S367	AHSMTRSSSTIRSRV	100 / 8 AA	90
Phosphosite 2:	CATSPER1	Q8NEC5	T364	RGSAHSMTRSSSTIR	100 / 7 AA	90
Phosphosite 3:	CATSPER1	Q8NEC5	S368	HSMTRSSSTIRSRVT	100 / 7 AA	90
Phosphosite 4:	CACNA1E	Q15878	S2020	DPSSMRRSFSTIRDK	77 / 9 AA	262
Phosphosite 5:	FLT1	P17948	S787	IRKMKRSSSEIKTDY	75 / 8 AA	151
Phosphosite 6:	FLT1	P17948	S786	FIRKMKRSSSEIKTD	75 / 8 AA	151
Phosphosite 7:	ZC3H11A	O75152	S397	DSTSGARSSSTIRIK	77 / 9 AA	89
Phosphosite 8:	ZNF236	Q9UL36	S1288	ARKPMTRSSSEGLQP	85 / 7 AA	204
Phosphosite 9:	ensp00000383309	A8MUU9	S438	PRASLTRSPSTASLT	75 / 8 AA	55
Phosphosite 10:	ZNF236	Q9UL36	S1289	RKPMTRSSSEGLQPV	100 / 6 AA	204
Phosphosite 11:	ELL2	O00472	S198	TIRKTHSSSTISQRP	75 / 8 AA	72
Phosphosite 12:	ZNF236	Q9UL36	T1286	KKARKPMTRSSSEGL	85 / 7 AA	204
Phosphosite 13:	ELL2	O00472	S197	NTIRKTHSSSTISQR	75 / 8 AA	72
Phosphosite 14:	TTN	Q8WZ42	S32311	IIYQTRRSSTIKIIE	75 / 8 AA	3816
Phosphosite 15:	H1R	P35367	S145	YRTKTRASATILGAW	62 / 8 AA	56
Phosphosite 16:	ZC3H11A	O75152	S398	STSGARSSSTIRIKT	85 / 7 AA	89
Phosphosite 17:	SFRS2B	Q9BRL6	S252	RSSSMTRSPPRVSKR	55 / 9 AA	32
Phosphosite 18:	ZC3H11A	O75152	S399	TSGARSSSTIRIKTF	85 / 7 AA	89
Phosphosite 19:	ELL2	O00472	S199	IRKTHSSSTISQRPY	85 / 7 AA	72
Phosphosite 20:	TTN	Q8WZ42	S32312	IYQTRRSSTIKIIEF	85 / 7 AA	3816