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:	Y115
P-Site Sequence:	HRSYGEDYHDELQRD
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	Y115	HRSYGEDYHDELQRD	100 / 9 AA	90
Phosphosite 1:	PRSS3	P35030	Y211	TLSFGADYPDELKCL	66 / 9 AA	33
Phosphosite 2:	TRY6	Q8NHM4	Y154	TLSSGADYPDELQCL	75 / 8 AA	27
Phosphosite 3:	PRSS2	P07478	Y154	TLSSGADYPDELQCL	75 / 8 AA	26
Phosphosite 4:	PRSS1	P07477	Y154	TASSGADYPDELQCL	75 / 8 AA	27
Phosphosite 5:	COL11A2	P13942	Y354	TYGYGDDYREETELG	62 / 8 AA	172
Phosphosite 6:	ANXA6	P08133	Y481	NEAYKEDYHKSLEDA	66 / 9 AA	76
Phosphosite 7:	CCDC146	Q8IYE0	Y346	SLIDKQNYHDELSRK	71 / 7 AA	113
Phosphosite 8:	TRIM37	O94972	Y509	EKIQNEDYHHELSDG	75 / 8 AA	108
Phosphosite 9:	MSRA	Q9UJ68	Y207	TFYYAEDYHQQYLSK	62 / 8 AA	26
Phosphosite 10:	MED1	Q15648	Y882	QSGFGEEYFDESSQS	62 / 8 AA	168
Phosphosite 11:	NCAPD3	P42695	Y1234	LREVMQDYRDELKDF	71 / 7 AA	169
Phosphosite 12:	CCDC73	Q6ZRK6	Y157	HLLAKEDYHKQLSEI	71 / 7 AA	124
Phosphosite 13:	HNRNPR	O43390	Y479	DDYYGYDYHDYRGGY	85 / 7 AA	71
Phosphosite 14:	GAS1	P54826	Y269	DDYYDEDYDDEQRTG	66 / 9 AA	36
Phosphosite 15:	HNRNPR	O43390	Y477	YYDDYYGYDYHDYRG	85 / 7 AA	71
Phosphosite 16:	RAPH1	Q70E73	Y456	NVYYGQDYRNKYKAP	50 / 8 AA	135
Phosphosite 17:	ACTR5	Q9H9F9	Y256	HSYIAEDYVEELHKW	62 / 8 AA	68
Phosphosite 18:	FYCO1	Q9BQS8	T335	EKEEDYHTALRRLES	71 / 7 AA	167
Phosphosite 19:	TSPAN15	O95858	Y160	KCCGGEDYRDWSKNQ	83 / 6 AA	33
Phosphosite 20:	C17orf85	Q53F19	Y373	DDRVVVEYHEELPAL	66 / 6 AA	71