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:	PKD1
Human P-Site:	S421
P-Site Sequence:	KHTKRKSSTVMKEGW
UniProt:	Q15139
Intern. Prot. ID:	IPI00014878

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PKD1	Q15139	S421	KHTKRKSSTVMKEGW	100 / 9 AA	102
Phosphosite 1:	PKD1	Q15139	T422	HTKRKSSTVMKEGWM	100 / 8 AA	102
Phosphosite 2:	PKD1	Q15139	S420	VKHTKRKSSTVMKEG	100 / 8 AA	102
Phosphosite 3:	GEMIN4	P57678	S391	RDFLRKTSTVLKNRA	75 / 8 AA	120
Phosphosite 4:	GEMIN4	P57678	T392	DFLRKTSTVLKNRAL	75 / 8 AA	120
Phosphosite 5:	PKD3	O94806	S415	KHTKRKSSTMVKEGW	77 / 9 AA	100
Phosphosite 6:	IKZF2	Q9UKS7	S279	NMGKRKSSTPQKFVG	77 / 9 AA	60
Phosphosite 7:	ZBTB44	Q8NCP5	Y187	SRRKRKSYIVMSPES	75 / 8 AA	64
Phosphosite 8:	ZBTB44	Q8NCP5	S186	ESRRKRKSYIVMSPE	75 / 8 AA	64
Phosphosite 9:	KIF23	Q02241	S912	GSRKRRSSTVAPAQP	85 / 7 AA	110
Phosphosite 10:	CHD9	Q3L8U1	T2209	EAQKRESTTHMKAYD	66 / 9 AA	326
Phosphosite 11:	KIF23	Q02241	S911	NGSRKRRSSTVAPAQ	85 / 7 AA	110
Phosphosite 12:	SRGAP2	O75044	T494	SLARRSSTVRKQDSS	75 / 8 AA	121
Phosphosite 13:	SRGAP2	O75044	S493	CSLARRSSTVRKQDS	75 / 8 AA	121
Phosphosite 14:	ABCC1	P33527	S418	TNSARKSSTVGEIVN	100 / 6 AA	172
Phosphosite 15:	ABCC1	P33527	T419	NSARKSSTVGEIVNL	100 / 6 AA	172
Phosphosite 16:	NAP5	O14513	S1163	SPQLLRKSSTVPGKH	100 / 6 AA	209
Phosphosite 17:	PRR22	Q8IZ63	S386	LSGKRKASTAKKGKP	66 / 9 AA	44
Phosphosite 18:	GEMIN4	P57678	T390	VRDFLRKTSTVLKNR	71 / 7 AA	120
Phosphosite 19:	ZBTB1	Q9Y2K1	T306	TGSRKSSTVESEIAS	100 / 6 AA	82
Phosphosite 20:	NAP5	O14513	S1164	PQLLRKSSTVPGKHE	100 / 6 AA	209