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:	Y339
P-Site Sequence:	NIDWDKLYKREVQPP
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	Y339	NIDWDKLYKREVQPP	100 / 9 AA	84
Phosphosite 1:	RPS6KA1	Q15418	Y330	TIDWNKLYRREIKPP	66 / 9 AA	83
Phosphosite 2:	RSK2	P51812	Y336	TIDWNKLYRREIHPP	66 / 9 AA	84
Phosphosite 3:	ZNF681	Q96N22	Y185	IYTRDKLYKREECSK	87 / 8 AA	67
Phosphosite 4:	GLDC	P23378	Y964	SSHWDRPYSREVAAF	66 / 9 AA	113
Phosphosite 5:	NOMO2	Q5JPE7	Y1078	PTLWVKLYKSENLDN	75 / 8 AA	139
Phosphosite 6:	USP33	Q8TEY7	Y795	QNIWDNLYSRYGGGP	71 / 7 AA	107
Phosphosite 7:	SLC9A3	P48764	Y681	NKKAAKLYKRERAQK	85 / 7 AA	93
Phosphosite 8:	diaphanous 1	O60610	Y773	GLTPKKLYKPEVQLR	85 / 7 AA	141
Phosphosite 9:	ZNF57	Q68EA5	Y336	IHTGDKLYKCEHCGK	85 / 7 AA	125
Phosphosite 10:	SLFN12L	Q6IEE8	Y177	ATLSSSLYKRDVTSA	55 / 9 AA	62
Phosphosite 11:	ZNF233	A6NK53	Y426	GHSRDKTYKWEVSDR	66 / 9 AA	77
Phosphosite 12:	RAD51AP1	Q96B01	Y95	MALDDKLYQRDLEVA	62 / 8 AA	38
Phosphosite 13:	METTL6	Q8TCB7	Y49	QKNWDLFYKRNSTNF	62 / 8 AA	33
Phosphosite 14:	METTL10	Q5JPI9	Y42	REHWDAVYERELQTF	55 / 9 AA	32
Phosphosite 15:	SLFN12	Q8IYM2	Y127	TTLSSNLYKRDITSA	44 / 9 AA	67
Phosphosite 16:	UTRN	P46939	Y986	HPDVEKLYKQEFDDV	71 / 7 AA	394
Phosphosite 17:	VPS33B	Q9H267	Y67	QHEVDKLYKVENKPA	85 / 7 AA	71
Phosphosite 18:	ZNF492	Q9P255	Y505	IHTGEKLYKPESCNN	71 / 7 AA	66
Phosphosite 19:	ZNF98	A6NK75	Y505	IHTGEKLYKPESCNN	71 / 7 AA	61
Phosphosite 20:	ZFP112	Q9UJU3	Y889	VHSSDKFYKSEDYGK	62 / 8 AA	106