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:	S1901
P-Site Sequence:	SPKHRSKSRERKRKR
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	S1901	SPKHRSKSRERKRKR	100 / 9 AA	264
Phosphosite 1:	RSRC2	Q7L4I2	S139	ERRHRSRSRERKKSR	88 / 9 AA	51
Phosphosite 2:	CROP	O95232	S367	SYKHRSKSRDREQDR	87 / 8 AA	51
Phosphosite 3:	SON	P18583	S1899	KRSPKHRSKSRERKR	100 / 7 AA	264
Phosphosite 4:	CROP	O95232	S355	RDRRRSKSRDRKSYK	77 / 9 AA	51
Phosphosite 5:	LUC7L2	Q9Y383	S285	RHRSRSMSRERKRRT	87 / 8 AA	47
Phosphosite 6:	RNASEN	Q9NRR4	S357	IVNHRSPSREKKRAR	77 / 9 AA	159
Phosphosite 7:	AUTS2	Q8WXX7	S202	KGFHRSSSRERLSDS	87 / 8 AA	139
Phosphosite 8:	AUTS2	Q8WXX7	S201	SKGFHRSSSRERLSD	87 / 8 AA	139
Phosphosite 9:	PRPF38A	Q8NAV1	S270	PRRHRSRSRDRRHRS	66 / 9 AA	37
Phosphosite 10:	CROP	O95232	S347	ERKHRSRSRDRRRSK	66 / 9 AA	51
Phosphosite 11:	PRPF4B	Q13523	S217	EKTTRSKSKERKKSK	87 / 8 AA	117
Phosphosite 12:	VANGL2	Q9ULK5	S34	RDRHRSKSRDGGRGD	85 / 7 AA	60
Phosphosite 13:	SAPAP2	Q9P1A6	S279	KHSKRSKSKERKPEG	87 / 8 AA	118
Phosphosite 14:	RBM39	Q14498	S68	RERKKSKSRERKRSR	87 / 8 AA	59
Phosphosite 15:	RBM39	Q14498	S52	HERKRSKSKERKRSR	87 / 8 AA	59
Phosphosite 16:	CROP	O95232	S365	RKSYKHRSKSRDREQ	85 / 7 AA	51
Phosphosite 17:	RBM16	Q9UPN6	S435	RKRSRSRSRERKRKS	87 / 8 AA	141
Phosphosite 18:	RSRC2	Q7L4I2	S47	YSRSRSRSRERKRKS	87 / 8 AA	51
Phosphosite 19:	RSRC2	Q7L4I2	S169	RKKSRSRSRERKRRI	87 / 8 AA	51
Phosphosite 20:	RSRC2	Q7L4I2	S149	RKKSRSRSRERKKSR	87 / 8 AA	51