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:	S398
P-Site Sequence:	EDSSRGASQQRESLD
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	S398	EDSSRGASQQRESLD	100 / 9 AA	62
Phosphosite 1:	SFRS8	Q12872	S909	QERSRGVSQEKEAQI	66 / 9 AA	105
Phosphosite 2:	FATE1	Q969F0	S48	GSRSRGASQKKQKLE	66 / 9 AA	21
Phosphosite 3:	ANKRD56	A6NEL2	S238	AQDDRGASREREEGA	75 / 8 AA	86
Phosphosite 4:	SFRS8	Q12872	S900	SPVESRGSSQERSRG	75 / 8 AA	105
Phosphosite 5:	NUCKS1	Q9H1E3	S101	QAASKAASKQREMLM	66 / 9 AA	27
Phosphosite 6:	SFRS8	Q12872	S901	PVESRGSSQERSRGV	75 / 8 AA	105
Phosphosite 7:	CACNA1E	Q15878	S943	ASRSRSASQERSLDE	75 / 8 AA	262
Phosphosite 8:	C1orf127	Q8N9H9	S621	FQAGRGASLQQELTE	66 / 9 AA	70
Phosphosite 9:	SLC4A9	Q96Q91	S348	SQHKRLPSQQREIRG	75 / 8 AA	108
Phosphosite 10:	ZNF831	Q5JPB2	S1281	AKMSRGNSKQRKLKI	75 / 8 AA	178
Phosphosite 11:	TCEB3C	Q8NG57	S234	HKSSRGASAQKSPPV	75 / 8 AA	60
Phosphosite 12:	TCEB3CL	Q3SY89	S234	HKSSRGASAQKSPPV	75 / 8 AA	60
Phosphosite 13:	TCEB3CL2	A6NLF2	S234	HKSSRGASAQKSPPV	75 / 8 AA	60
Phosphosite 14:	HAUS4	Q9H6D7	S131	LMRLLGPSQEREIPP	71 / 7 AA	42
Phosphosite 15:	DPY19L2	Q6NUT2	S26	SKGRRGASLAREPEV	75 / 8 AA	87
Phosphosite 16:	GSN	P06396	S35	ATASRGASQAGAPQG	100 / 6 AA	86
Phosphosite 17:	UBAP2L	Q14157	S145	PRRGRGASRGREFRG	66 / 9 AA	115
Phosphosite 18:	SSPO	A2VEC9	S2598	GAPCPGASQERAPCG	62 / 8 AA	548
Phosphosite 19:	ZNF324	O75467	S129	LQRQRGASPSRERKP	75 / 8 AA	61
Phosphosite 20:	CCT2	P78371	T379	TIVLRGATQQILDEA	83 / 6 AA	57