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:	S72
P-Site Sequence:	DFHDQALSSHVHQSH
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	S72	DFHDQALSSHVHQSH	100 / 9 AA	90
Phosphosite 1:	BUB1	O43683	S667	KSPKQALSSHMYSAS	66 / 9 AA	122
Phosphosite 2:	ZSWIM2	Q8NEG5	S28	WHQDQALSSSIYLLR	66 / 9 AA	73
Phosphosite 3:	BUB1	O43683	S668	SPKQALSSHMYSASL	75 / 8 AA	122
Phosphosite 4:	ESYT2	A0FGR8	S10	ANRDAALSSHRHPGC	77 / 9 AA	102
Phosphosite 5:	C2orf63	Q8NHS4	S246	QIISQALSSWVKSDM	85 / 7 AA	67
Phosphosite 6:	SPTBN2	O15020	S1853	EHDIQALSPQVQQVQ	62 / 8 AA	271
Phosphosite 7:	EMSY	Q7Z589	S907	IMQQALSSHTAFTKH	85 / 7 AA	141
Phosphosite 8:	COG5	Q9UP83	S393	SVTQALSSQFHMATN	75 / 8 AA	93
Phosphosite 9:	PLK4	O00444	S454	PDNNQALSNHLCPGK	62 / 8 AA	109
Phosphosite 10:	CUL7	Q14999	S189	GRMIQALSSHDAGTR	100 / 6 AA	191
Phosphosite 11:	CUL7	Q14999	S190	RMIQALSSHDAGTRT	100 / 6 AA	191
Phosphosite 12:	SNAPIN	O95295	S42	PAVQQLDSHVHAVRE	75 / 8 AA	15
Phosphosite 13:	HKR1	P10072	S127	FSSQQALSQHVWLSH	66 / 9 AA	75
Phosphosite 14:	CPEB3	Q8NE35	S421	SHGDQALSSGLSSPT	100 / 6 AA	76
Phosphosite 15:	TJP1	Q07157	S994	RDQEPSLSSHVDPTK	62 / 8 AA	195
Phosphosite 16:	PAIP2B	Q9ULR5	S22	SKEDQGLSGHDEKEN	71 / 7 AA	14
Phosphosite 17:	REV3	O60673	S587	KHTSALSSHVLNKED	100 / 6 AA	353
Phosphosite 18:	CCDC59	Q9P031	S116	RKVDHPLSEQVHQPL	55 / 9 AA	29
Phosphosite 19:	MCF2L2	Q86YR7	S894	EPGDQGLSPHYSFKK	71 / 7 AA	118
Phosphosite 20:	KIAA0423	Q9Y4F4	S1600	TNVVQALSQHVDNYL	85 / 7 AA	189