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:	Y599
P-Site Sequence:	EVLMQQGYDAACDIW
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	Y599	EVLMQQGYDAACDIW	100 / 9 AA	84
Phosphosite 1:	RSK3	Q15349	Y588	EVLKRQGYDAACDIW	77 / 9 AA	83
Phosphosite 2:	RSK2	P51812	Y595	EVLKRQGYDAACDIW	77 / 9 AA	84
Phosphosite 3:	MSK2	O75676	Y586	ELLAQQGYDESCDLW	75 / 8 AA	86
Phosphosite 4:	RPS6KA1	Q15418	Y591	EVLKRQGYDEGCDIW	55 / 9 AA	83
Phosphosite 5:	PPT1	P50897	Y109	DPKLQQGYNAMGFSQ	71 / 7 AA	34
Phosphosite 6:	C9orf24	Q8NCR6	Y197	GRLPFHGYESACSGR	57 / 7 AA	30
Phosphosite 7:	KIAA1529	Q9P1Z9	Y78	RTIMQSGYEGADMGF	62 / 8 AA	198
Phosphosite 8:	Spry3	O43610	Y252	LHLCQQGYDSLRRPG	83 / 6 AA	31
Phosphosite 9:	NEK11	Q8NG66	Y209	EALKHQGYDTKSDIW	57 / 7 AA	74
Phosphosite 10:	C10orf76	Q5T2E6	Y207	PSRREHGYDAVVLLA	44 / 9 AA	79
Phosphosite 11:	NRG2	O14511	Y674	GADMQRSYDSYYYPA	44 / 9 AA	92
Phosphosite 12:	NUDT15	Q9NV35	Y146	RCLKEQGYDPFKEDL	57 / 7 AA	19
Phosphosite 13:	DHRS12	A0PJE2	Y22	REYTKSGYESACKDF	66 / 6 AA	35
Phosphosite 14:	STLK5	Q7RTN6	Y256	LQQNLQGYDAKSDIY	100 / 5 AA	48
Phosphosite 15:	HMGCS1	Q01581	Y202	GTHMQHAYDFYKPDM	66 / 6 AA	57
Phosphosite 16:	Ig lambda chain V-III region SH	P01714	Y29	QGDSLRGYDAAWYQQ	83 / 6 AA	11
Phosphosite 17:	DHRS12	A0PJE2	S24	YTKSGYESACKDFVP	66 / 6 AA	35
Phosphosite 18:	ST6GAL2	Q96JF0	Y473	CHYHELYYDAACTLG	100 / 5 AA	60
Phosphosite 19:	UBR4	Q5T4S7	Y4877	KPRKQQGYSTVSHFN	44 / 9 AA	574
Phosphosite 20:	SF4	Q8IWZ8	Y455	QQEMQQMYDMIMQHK	83 / 6 AA	72