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:	S1121
P-Site Sequence:	MCRSRSRSRSPRPRG
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	S1121	MCRSRSRSRSPRPRG	100 / 9 AA	148
Phosphosite 1:	RBM16	Q9UPN6	S408	RTHSRSRSRSPRKRR	100 / 9 AA	141
Phosphosite 2:	SFRS8	Q12872	S806	VRRSRSRSRSPRRRA	100 / 9 AA	105
Phosphosite 3:	SNRNP27	Q8WVK2	S6	__MGRSRSRSPRRER	88 / 9 AA	19
Phosphosite 4:	SFRS6	Q13247	S278	KSRSRSRSRSPKENG	88 / 9 AA	40
Phosphosite 5:	CXorf23	A2AJT9	S6	__MARSRSRSPRWKH	88 / 9 AA	84
Phosphosite 6:	SFRS16	Q8N2M8	S667	RRRSRSRSRSPHYRH	88 / 9 AA	77
Phosphosite 7:	NSMCE4A	Q9NXX6	S30	RTRSRSRSRSPLSPR	100 / 8 AA	44
Phosphosite 8:	ACIN1	Q9UKV3	S593	SSSSRSRSRSPDSSG	100 / 8 AA	152
Phosphosite 9:	PPARGC1A	Q9UBK2	S588	SPYSRSRSRSPGSRS	100 / 8 AA	91
Phosphosite 10:	ZNF638	Q14966	S539	RYRSRSRSRSPYRIR	100 / 8 AA	221
Phosphosite 11:	LBR	Q14739	S84	GSRSRSRSRSPGRPP	100 / 8 AA	71
Phosphosite 12:	PRPF38A	Q8NAV1	S236	LRYRRSRSRSPRRRS	100 / 8 AA	37
Phosphosite 13:	SFRS16	Q8N2M8	S315	SSESRSRSRSPTPGR	100 / 8 AA	77
Phosphosite 14:	SFRS2	Q01130	S189	RSRSRSRSRSPPPVS	100 / 8 AA	25
Phosphosite 15:	SFRS8	Q12872	S769	KKRSRTRSRSPKYHS	77 / 9 AA	105
Phosphosite 16:	DDX46	Q7L014	S24	RSGSRSRSRSPSDKR	100 / 8 AA	117
Phosphosite 17:	PPRC1	Q5VV67	S1503	SSSSRSRSRSPSPRR	100 / 8 AA	178
Phosphosite 18:	SRRM2	Q9UQ35	S694	ARRGRSRSRTPRRGR	77 / 9 AA	300
Phosphosite 19:	CCNL1	Q9UK58	S405	RTRSRSRSHTPRRHY	77 / 9 AA	60
Phosphosite 20:	THRAP3	Q9Y2W1	S127	PRRGRSRSRSPKRRS	77 / 9 AA	109