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:	RPS6KA1
Human P-Site:	S508
P-Site Sequence:	ILRQKFFSEREASFV
UniProt:	Q15418
Intern. Prot. ID:	IPI00017305

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	RPS6KA1	Q15418	S508	ILRQKFFSEREASFV	100 / 9 AA	83
Phosphosite 1:	RSK2	P51812	S512	ILRQKFFSEREASAV	100 / 9 AA	84
Phosphosite 2:	RSK3	Q15349	S505	ILRQRYFSEREASDV	77 / 9 AA	83
Phosphosite 3:	RSK4	Q9UK32	S516	ILKQKCFSEREASDI	88 / 9 AA	84
Phosphosite 4:	FFR	Q9UID3	S683	SNIQKLFSERIDVFS	85 / 7 AA	86
Phosphosite 5:	RSK3	Q15349	Y503	DRILRQRYFSEREAS	71 / 7 AA	83
Phosphosite 6:	SLC38A1	Q9H2H9	S45	QINSKFISDRESRRS	62 / 8 AA	54
Phosphosite 7:	KIAA0182	Q14687	S1184	SQKQKMVSERERLQA	75 / 8 AA	136
Phosphosite 8:	AMBP	P02760	S329	GNGNKFYSEKECREY	62 / 8 AA	39
Phosphosite 9:	AMBP	P02760	Y328	QGNGNKFYSEKECRE	71 / 7 AA	39
Phosphosite 10:	LAMA4	Q16363	T438	RSRQPFFTQRELVDE	62 / 8 AA	203
Phosphosite 11:	FLJ22626	Q8N5F7	S132	SLRQKRLSERERIGE	75 / 8 AA	47
Phosphosite 12:	PSME2	Q9UL46	Y167	FQTTISKYFSERGDA	83 / 6 AA	27
Phosphosite 13:	PSME2	Q9UL46	S169	TTISKYFSERGDAVA	83 / 6 AA	27
Phosphosite 14:	PSME1	Q06323	S179	TQISKYFSERGDAVT	83 / 6 AA	29
Phosphosite 15:	PSME1	Q06323	Y177	FHTQISKYFSERGDA	83 / 6 AA	29
Phosphosite 16:	Cezanne	Q6GQQ9	S71	RTPEKGFSDREPTRP	55 / 9 AA	93
Phosphosite 17:	Agbl3	Q8NEM8	S245	GMRPLFYSEKEAKAH	71 / 7 AA	116
Phosphosite 18:	MARCH-X	Q8NA82	S13	RDRQKFFSDVQYLRD	62 / 8 AA	91
Phosphosite 19:	BAT2D1	Q9Y520	S2827	QSTQRFFSEQQQSKQ	62 / 8 AA	317
Phosphosite 20:	GUCY1B3	Q02153	S137	GLILHYYSEREGLQD	57 / 7 AA	71