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:	RSK2
Human P-Site:	S543
P-Site Sequence:	VHRDLKPSNILYVDE
UniProt:	P51812
Intern. Prot. ID:	IPI00020898

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	RSK2	P51812	S543	VHRDLKPSNILYVDE	100 / 9 AA	84
Phosphosite 1:	RSK4	Q9UK32	S547	VHRDLKPSNILYMDE	100 / 9 AA	84
Phosphosite 2:	RPS6KA1	Q15418	S539	VHRDLKPSNILYVDE	100 / 9 AA	83
Phosphosite 3:	RSK3	Q15349	S536	VHRDLKPSNILYRDE	100 / 9 AA	83
Phosphosite 4:	CDC7	O00311	S181	VHRDVKPSNFLYNRR	77 / 9 AA	64
Phosphosite 5:	RIPK3	Q9Y572	S146	LHRDLKPSNVLLDPE	87 / 8 AA	57
Phosphosite 6:	MEK1	Q02750	S194	MHRDVKPSNILVNSR	87 / 8 AA	43
Phosphosite 7:	JNK3	P53779	S193	IHRDLKPSNIVVKSD	87 / 8 AA	53
Phosphosite 8:	JNK2	P45984	S155	IHRDLKPSNIVVKSD	87 / 8 AA	48
Phosphosite 9:	JNK1	P45983	S155	IHRDLKPSNIVVKSD	87 / 8 AA	48
Phosphosite 10:	MAP2K2	P36507	S198	MHRDVKPSNILVNSR	87 / 8 AA	44
Phosphosite 11:	EIF2AK2	P19525	S418	IHRDLKPSNIFLVDT	87 / 8 AA	62
Phosphosite 12:	MKK7	O14733	S247	IHRDVKPSNILLDER	87 / 8 AA	47
Phosphosite 13:	MAP2K4	P45985	S233	IHRDIKPSNILLDRS	87 / 8 AA	44
Phosphosite 14:	ERK5	Q13164	S186	IHRDLKPSNLLVNEN	87 / 8 AA	88
Phosphosite 15:	TGF-betaR2	P37173	S383	VHRDLKSSNILVKND	87 / 8 AA	65
Phosphosite 16:	TGF-betaR2	P37173	S382	IVHRDLKSSNILVKN	87 / 8 AA	65
Phosphosite 17:	ERK2	P28482	S153	LHRDLKPSNLLLNTT	87 / 8 AA	41
Phosphosite 18:	MLK1	P80192	S272	IHRDLKSSNILILQK	87 / 8 AA	122
Phosphosite 19:	MLK4	Q5TCX8	S267	LHRDLKSSNILLLEK	87 / 8 AA	114
Phosphosite 20:	ERK1	P27361	S170	LHRDLKPSNLLINTT	87 / 8 AA	43