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:	CATSPER4
Human P-Site:	S441
P-Site Sequence:	SKDIRQMSQQQDLLS
UniProt:	Q7RTX7
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CATSPER4	Q7RTX7	S441	SKDIRQMSQQQDLLS	100 / 9 AA	54
Phosphosite 1:	KRT31	Q15323	S92	ENLIRERSQQQEPLL	66 / 9 AA	47
Phosphosite 2:	KRT33B	Q14525	S92	ENLIRERSQQQEPLL	66 / 9 AA	46
Phosphosite 3:	KRT33A	O76009	S92	ENLIRERSQQQEPLV	66 / 9 AA	46
Phosphosite 4:	EHBP1	Q8NDI1	S854	PFCNRQLSDQQDEER	75 / 8 AA	140
Phosphosite 5:	DGKQ	P52824	S478	LQDIRQMSVRQVSQT	75 / 8 AA	101
Phosphosite 6:	APC	P25054	S2374	TSPGRQMSQQNLTKQ	100 / 6 AA	312
Phosphosite 7:	PPFIA3	O75145	S264	AVLCRQMSQLEEELG	55 / 9 AA	133
Phosphosite 8:	PCBP2	Q15366	S317	INEIRQMSGAQIKIA	75 / 8 AA	39
Phosphosite 9:	PCBP1	Q15365	S309	INEIRQMSGAQIKIA	75 / 8 AA	37
Phosphosite 10:	AKAP9	Q99996	S3317	KVRIREMSSTLDRER	55 / 9 AA	454
Phosphosite 11:	ADAMTSL3	P82987	S1104	DELIRNMSQLMETGE	55 / 9 AA	189
Phosphosite 12:	GALNT9	Q9HCQ5	S145	PRKCRQMSYAQDLPQ	66 / 9 AA	68
Phosphosite 13:	LRRC8C	Q8TDW0	S11	VTEFRQFSEQQPAFR	62 / 8 AA	92
Phosphosite 14:	UBR4	Q5T4S7	S2756	GGHIRQESQEQSEVD	75 / 8 AA	574
Phosphosite 15:	TCF20	Q9UGU0	Y1090	LHYKRQMYQQQPEEY	85 / 7 AA	212
Phosphosite 16:	MNK1	Q9BUB5	S413	IALNRQLSQHEENEL	50 / 8 AA	51
Phosphosite 17:	PCBP4	P57723	S271	ISEIRQMSGAHIKIG	100 / 5 AA	41
Phosphosite 18:	GM879	Q6ZSJ9	S367	RRPIRAMSQDRVLSP	62 / 8 AA	56
Phosphosite 19:	GALNT9	Q9HCQ5	Y146	RKCRQMSYAQDLPQV	75 / 8 AA	68
Phosphosite 20:	MED17	Q9NVC6	S530	DFLLSQMSQHQVHAV	62 / 8 AA	73