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:	S555
P-Site Sequence:	NILYMDESASADSIR
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	S555	NILYMDESASADSIR	100 / 9 AA	84
Phosphosite 1:	PLEKHH1	Q9ULM0	S492	NMPFMDESSGSDDDC	55 / 9 AA	151
Phosphosite 2:	BAZ1B	Q9UIG0	S1249	GRNYTEESASEDSED	66 / 9 AA	171
Phosphosite 3:	BAG4	O95429	S274	GNLYMTESTSPWPSS	62 / 8 AA	50
Phosphosite 4:	RSK4	Q9UK32	Y551	LKPSNILYMDESASA	100 / 5 AA	84
Phosphosite 5:	ARFGEF1	Q9Y6D6	Y1738	LRILFRMYMDESRVS	100 / 5 AA	209
Phosphosite 6:	ZNF592	Q92610	S51	PGICMDESVSLSHSG	71 / 7 AA	138
Phosphosite 7:	BAG4	O95429	T272	PPGNLYMTESTSPWP	71 / 7 AA	50
Phosphosite 8:	NOL4	O94818	S403	LERQQDESAPADKQC	75 / 8 AA	58
Phosphosite 9:	BC060632	Q765P7	T622	CVFYTDETASPLAPD	62 / 8 AA	80
Phosphosite 10:	SMCR8	Q8TEV9	S917	KLHYMQESPGTSHPM	50 / 8 AA	105
Phosphosite 11:	PRKAA2	P54646	S355	SGSFMDDSAMHIPPG	66 / 6 AA	62
Phosphosite 12:	piccolo	Q9Y6V0	S2846	TVVTMDESTSSVMTK	71 / 7 AA	567
Phosphosite 13:	PLEKHH1	Q9ULM0	S493	MPFMDESSGSDDDCS	62 / 8 AA	151
Phosphosite 14:	MAPK8IP1	Q9UQF2	S407	FGDYSDESDSATVYD	75 / 8 AA	78
Phosphosite 15:	TIGD2	Q4W5G0	Y346	RAGLLQKYMDEGNDP	80 / 5 AA	60
Phosphosite 16:	FRAP1	P42345	Y1030	VKSHIRPYMDEIVTL	100 / 4 AA	289
Phosphosite 17:	TAOK3	Q9H2K8	S375	QEVMDESSSELVMMH	83 / 6 AA	105
Phosphosite 18:	MGAM	O43451	Y416	VQHADIDYMDERRDF	80 / 5 AA	210
Phosphosite 19:	DLEC1	Q9Y238	S1554	ECEEETASADKQLVL	71 / 7 AA	196
Phosphosite 20:	SMCR8	Q8TEV9	Y913	AELLKLHYMQESPGT	80 / 5 AA	105