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:	S194
P-Site Sequence:	YSESFHHSEASHLSG
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	S194	YSESFHHSEASHLSG	100 / 9 AA	90
Phosphosite 1:	CEP170	Q5SW79	S571	TTSGFHHSEEGTSSS	62 / 8 AA	175
Phosphosite 2:	CATSPER1	Q8NEC5	S197	SFHHSEASHLSGLQH	100 / 6 AA	90
Phosphosite 3:	CKAP4	Q07065	S396	EDGGFRHSEAFEALQ	71 / 7 AA	66
Phosphosite 4:	CEP72	Q9P209	S637	TMALFPHSSASHGGC	75 / 8 AA	72
Phosphosite 5:	CEP72	Q9P209	S638	MALFPHSSASHGGCQ	75 / 8 AA	72
Phosphosite 6:	MLKL	Q8NB16	S323	GLYRLHHSEAPELHG	71 / 7 AA	54
Phosphosite 7:	GREB1L	Q9C091	S797	ISGSLSHSEPSHGLA	66 / 9 AA	214
Phosphosite 8:	ROBO3	Q96MS0	S940	PAVSFPHSEGLSGAS	71 / 7 AA	148
Phosphosite 9:	CATSPER1	Q8NEC5	S82	VHQSHHHSEARNHGR	66 / 9 AA	90
Phosphosite 10:	KIF26A	Q9ULI4	S1654	RTALFHHSGGSSGYE	71 / 7 AA	190
Phosphosite 11:	C16orf82	Q7Z2V1	S55	QRGHSQHSEASQGPL	71 / 7 AA	23
Phosphosite 12:	SERPINA2	P20848	S166	DTKKLYHSEASSINF	71 / 7 AA	48
Phosphosite 13:	KIAA0247	Q92537	S148	LLQPKLKSFHHSRRD	100 / 5 AA	32
Phosphosite 14:	C16orf82	Q7Z2V1	S58	HSQHSEASQGPLSLD	83 / 6 AA	23
Phosphosite 15:	BNC2	Q6ZN30	S764	ERPDENHSEPSHQDV	71 / 7 AA	122
Phosphosite 16:	KIAA0247	Q92537	S152	KLKSFHHSRRDQGVS	100 / 5 AA	32
Phosphosite 17:	ZNF394	Q53GI3	S339	HKSDSGDSFHHSSLF	100 / 5 AA	64