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:	ERBB3
Human P-Site:	S1123
P-Site Sequence:	RSRSRSRSPRPRGDS
UniProt:	P21860
Intern. Prot. ID:	IPI00298285

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	ERBB3	P21860	S1123	RSRSRSRSPRPRGDS	100 / 9 AA	148
Phosphosite 1:	PPRC1	Q5VV67	S1505	SSRSRSRSPSPRRRS	88 / 9 AA	178
Phosphosite 2:	RBM16	Q9UPN6	S410	HSRSRSRSPRKRRSR	88 / 9 AA	141
Phosphosite 3:	PRPF38A	Q8NAV1	S238	YRRSRSRSPRRRSRS	88 / 9 AA	37
Phosphosite 4:	SFRS8	Q12872	S808	RSRSRSRSPRRRAHS	88 / 9 AA	105
Phosphosite 5:	CCDC49	Q9NXE8	S295	SLGRRSRSPRPSKLH	100 / 7 AA	50
Phosphosite 6:	SRRM1	Q8IYB3	S200	RKRSHSRSPRHRTKS	77 / 9 AA	102
Phosphosite 7:	PCF11	O94913	S484	RKRSRSRSPKSRSPI	77 / 9 AA	173
Phosphosite 8:	CXorf23	A2AJT9	S8	MARSRSRSPRWKHRS	100 / 7 AA	84
Phosphosite 9:	SNRNP27	Q8WVK2	S8	MGRSRSRSPRRERRR	100 / 7 AA	19
Phosphosite 10:	SNRNP27	Q8WVK2	S6	__MGRSRSRSPRRER	100 / 7 AA	19
Phosphosite 11:	CXorf23	A2AJT9	S6	__MARSRSRSPRWKH	100 / 7 AA	84
Phosphosite 12:	SPATA18	Q8TC71	S527	NTMSRSRSPSPIRCG	87 / 8 AA	61
Phosphosite 13:	SPATA18	Q8TC71	S259	GRSSRSRSPSPAPRS	87 / 8 AA	61
Phosphosite 14:	SFRS2	Q01130	S191	RSRSRSRSPPPVSKR	87 / 8 AA	25
Phosphosite 15:	RBM16	Q9UPN6	S408	RTHSRSRSRSPRKRR	100 / 7 AA	141
Phosphosite 16:	SFRS8	Q12872	S806	VRRSRSRSRSPRRRA	100 / 7 AA	105
Phosphosite 17:	ERBB3	P21860	S1121	MCRSRSRSRSPRPRG	100 / 7 AA	148
Phosphosite 18:	RNF6	Q9Y252	S313	TSNSRSRSPIQRQSG	77 / 9 AA	78
Phosphosite 19:	PRPF38A	Q8NAV1	S236	LRYRRSRSRSPRRRS	100 / 7 AA	37
Phosphosite 20:	SFRS16	Q8N2M8	S317	ESRSRSRSPTPGREE	87 / 8 AA	77