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:	RSK4
Human P-Site:	S661
P-Site Sequence:	DGAKDLLSHMLHMDP
UniProt:	Q9UK32
Intern. Prot. ID:	IPI00007123

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	RSK4	Q9UK32	S661	DGAKDLLSHMLHMDP	100 / 9 AA	84
Phosphosite 1:	TSSK1	Q9BXA7	Y250	GECKDLIYHMLQPDV	66 / 9 AA	42
Phosphosite 2:	CDK2	P24941	S264	EDGRSLLSQMLHYDP	66 / 9 AA	34
Phosphosite 3:	RSK3	Q15349	S650	DAAKDVVSKMLHVDP	66 / 9 AA	83
Phosphosite 4:	ICA1	Q05084	S228	ASRCNLLSHMLATYQ	85 / 7 AA	55
Phosphosite 5:	SGK269	Q9H792	S1046	QIPKKILSHMTHEVT	66 / 9 AA	193
Phosphosite 6:	GSTK1	Q9Y2Q3	S89	HFPKDFLSVMLEKGS	75 / 8 AA	25
Phosphosite 7:	Wnk2	Q9Y3S1	S449	YEIKDLLSHAFFAED	75 / 8 AA	243
Phosphosite 8:	Protein FAM75D1	Q6ZQQ2	T807	NSERDLETHMMHLSG	55 / 9 AA	176
Phosphosite 9:	JNK3	P53779	S337	SQARDLLSKMLVIDP	75 / 8 AA	53
Phosphosite 10:	JNK2	P45984	S299	SQARDLLSKMLVIDP	75 / 8 AA	48
Phosphosite 11:	MTMR10	Q9NXD2	S693	ADEVDVLSRMLRQQR	62 / 8 AA	88
Phosphosite 12:	FAM75-like protein FLJ43859	Q6ZUB0	T804	NSERDLGTHMMHLSG	55 / 9 AA	102
Phosphosite 13:	Putative FAM75-like protein FLJ44082	P0C874	T804	NSERDLGTHMMHLSG	55 / 9 AA	102
Phosphosite 14:	CAPRIN2	Q6IMN6	S306	KHLKDLLSKLLNSGY	66 / 9 AA	126
Phosphosite 15:	NAP1L1	P55209	S182	FKNVDLLSDMVQEHD	62 / 8 AA	45
Phosphosite 16:	XPO6	Q96QU8	S219	GESGDLLSNLLQSPS	62 / 8 AA	129
Phosphosite 17:	RGSL1	A5PLK6	S176	TTRREILSHMQKVAL	57 / 7 AA	126
Phosphosite 18:	MGC48595	Q86WZ0	T839	LSQKDLLTHKILKLE	62 / 8 AA	112
Phosphosite 19:	ZNF136	P52737	S65	HRGRNLRSHMLERLY	62 / 8 AA	63
Phosphosite 20:	PHKB	Q93100	T393	QEYQDLLTPVLHHTT	55 / 9 AA	125