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:	SON
Human P-Site:	S1874
P-Site Sequence:	SRRRRRSSRSRSKSR
UniProt:	P18583
Intern. Prot. ID:	IPI00000192

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	SON	P18583	S1874	SRRRRRSSRSRSKSR	100 / 9 AA	264
Phosphosite 1:	RBM23	Q86U06	S89	DRYRRRNSRSRSPGR	88 / 9 AA	49
Phosphosite 2:	LBR	Q14739	S78	SPSRRRGSRSRSRSR	88 / 9 AA	71
Phosphosite 3:	SON	P18583	S1873	RSRRRRRSSRSRSKS	100 / 8 AA	264
Phosphosite 4:	SFRS6	Q13247	S212	RSRSRRSSRSRSRSI	100 / 8 AA	40
Phosphosite 5:	ARGLU1	Q9NWB6	S54	KRNRRRESRSRSRST	88 / 9 AA	33
Phosphosite 6:	SNRNP70	P08621	S293	RDRKRRSSRSRERAR	87 / 8 AA	52
Phosphosite 7:	PHRF1	Q9P1Y6	S1089	WGHSRRTSRSRSGSP	87 / 8 AA	179
Phosphosite 8:	CHERP	Q8IWX8	S813	SPGRRRRSRSRSPTP	88 / 9 AA	104
Phosphosite 9:	SFRS7	Q16629	S128	RYSRRRRSRSRSRSH	88 / 9 AA	27
Phosphosite 10:	SFRS2	Q01130	S128	SPRRRRRSRSRSRSR	88 / 9 AA	25
Phosphosite 11:	CHERP	Q8IWX8	S790	SRSRSRSSRSRSRSQ	88 / 9 AA	104
Phosphosite 12:	NKTR	P30414	S697	PRSRSRSSRSRSYSR	88 / 9 AA	166
Phosphosite 13:	THRAP3	Q9Y2W1	S47	SRKRRLSSRSRSRSY	88 / 9 AA	109
Phosphosite 14:	SNRNP70	P08621	S292	DRDRKRRSSRSRERA	87 / 8 AA	52
Phosphosite 15:	SRRM2	Q9UQ35	S1691	TPPRRRSSRSSPELT	100 / 7 AA	300
Phosphosite 16:	SRRM2	Q9UQ35	S1690	RTPPRRRSSRSSPEL	100 / 7 AA	300
Phosphosite 17:	MLL2	O14686	S1019	EKGRRRSSPARSRIK	77 / 9 AA	564
Phosphosite 18:	SFRS17A	Q02040	S678	HSRHRRRSERSRSRS	87 / 8 AA	81
Phosphosite 19:	Wnk2	Q9Y3S1	T1175	RKHHRRSTRARSRQE	66 / 9 AA	243
Phosphosite 20:	SPATA18	Q8TC71	S255	SALQGRSSRSRSPSP	100 / 7 AA	61