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:	KCTD3
Human P-Site:	S53
P-Site Sequence:	SLLSGRISTLRDETG
UniProt:	Q9Y597
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	KCTD3	Q9Y597	S53	SLLSGRISTLRDETG	100 / 9 AA	89
Phosphosite 1:	SHKBP1	Q8TBC3	S54	SLLSGRISTLKDETG	88 / 9 AA	76
Phosphosite 2:	KCTD3	Q9Y597	T54	LLSGRISTLRDETGA	100 / 8 AA	89
Phosphosite 3:	SHKBP1	Q8TBC3	T55	LLSGRISTLKDETGA	87 / 8 AA	76
Phosphosite 4:	KBTBD5	Q2TBA0	T267	AHEGRITTLRKKKKG	75 / 8 AA	69
Phosphosite 5:	KBTBD5	Q2TBA0	T266	DAHEGRITTLRKKKK	85 / 7 AA	69
Phosphosite 6:	ZNF638	Q14966	S1472	RGGSGRISALQGKLS	66 / 9 AA	221
Phosphosite 7:	C4orf41	Q7Z392	T525	ELLGRASTLKDDQKS	75 / 8 AA	129
Phosphosite 8:	C4orf41	Q7Z392	S524	LELLGRASTLKDDQK	75 / 8 AA	129
Phosphosite 9:	ZNF236	Q9UL36	S1150	AAEKDRISELRDKQA	75 / 8 AA	204
Phosphosite 10:	OBSCN	Q5VST9	T4216	VRDGRIHTLRLKGVT	85 / 7 AA	868
Phosphosite 11:	NRXN2	Q9P2S2	T1384	TRRGRSPTLRDSTTQ	75 / 8 AA	185
Phosphosite 12:	LUZP5	Q86XI2	S692	PFSCGVISTLRSREE	75 / 8 AA	132
Phosphosite 13:	CSF1	P09603	S406	EPGSPRISSLRPQGL	75 / 8 AA	60
Phosphosite 14:	FBX43	Q4G163	S385	LGRSRRLSTLREQSS	66 / 9 AA	78
Phosphosite 15:	SI	P14410	S1016	KLPSDPISTLRVEVK	75 / 8 AA	209
Phosphosite 16:	FBX43	Q4G163	T386	GRSRRLSTLREQSSQ	71 / 7 AA	78
Phosphosite 17:	BCS1L	Q9Y276	S92	QHESGRISTKFEFVP	100 / 6 AA	48
Phosphosite 18:	SMC1A	Q14683	T60	TSNLRVKTLRDLIHG	71 / 7 AA	143
Phosphosite 19:	DDX46	Q7L014	T518	AANSGRVTNLRRVTY	62 / 8 AA	117
Phosphosite 20:	KIF5B	P33176	S717	ETHQKQISSLRDEVE	71 / 7 AA	110