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:	PRPF4B
Human P-Site:	S495
P-Site Sequence:	RGGRRRRSRSKVKED
UniProt:	Q13523
Intern. Prot. ID:	IPI00013721

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PRPF4B	Q13523	S495	RGGRRRRSRSKVKED	100 / 9 AA	117
Phosphosite 1:	ANKRD6	Q9Y2G4	S341	KDDRRRKSRPKVSAF	77 / 9 AA	80
Phosphosite 2:	PRPF4B	Q13523	S497	GRRRRSRSKVKEDKF	100 / 7 AA	117
Phosphosite 3:	SON	P18583	S2001	TPSRRRRSRSVVRRR	88 / 9 AA	264
Phosphosite 4:	PRPF38A	Q8NAV1	S277	SRDRRHRSRSKSPGH	87 / 8 AA	37
Phosphosite 5:	RNPS1	Q15287	S137	RHDNRRRSRSKSKPP	100 / 7 AA	34
Phosphosite 6:	LHX1	P48742	S81	DLVRRARSKVFHLNC	85 / 7 AA	45
Phosphosite 7:	RBM39	Q14498	S125	IKLSRRRSRSKSPFR	100 / 7 AA	59
Phosphosite 8:	C20orf111	Q9NX31	S82	RTQRRRRSKSPVLHP	77 / 9 AA	32
Phosphosite 9:	SON	P18583	S1940	TPSRRRRSRSVGRRR	100 / 7 AA	264
Phosphosite 10:	SFRS11	Q05519	S348	RERRRRRSRSGTRSP	100 / 7 AA	54
Phosphosite 11:	SRRM3	A6NNA2	S396	RRRRRRRSRSSASAP	100 / 7 AA	65
Phosphosite 12:	LUC7L	Q9NQ29	S280	RDRRRRRSRSTSRER	87 / 8 AA	44
Phosphosite 13:	SNRNP70	P08621	S266	SRDRRRRSRSRDKEE	87 / 8 AA	52
Phosphosite 14:	TRA2A	Q13595	S96	PEYRRRRSRSHSPMS	100 / 7 AA	33
Phosphosite 15:	EHMT1	Q9H9B1	S417	ARKRRRRSRKKPSGA	87 / 8 AA	138
Phosphosite 16:	CDCA7	Q9BWT1	S229	DLPRSRRSRSSVTLP	77 / 9 AA	43
Phosphosite 17:	Cacng4	Q9UBN1	S243	YRYRRRRSRSSSRST	100 / 7 AA	37
Phosphosite 18:	SFRS12	Q8WXA9	S386	RERRRRRSRSSSRSP	100 / 7 AA	59
Phosphosite 19:	CHERP	Q8IWX8	S813	SPGRRRRSRSRSPTP	87 / 8 AA	104
Phosphosite 20:	SFRS7	Q16629	S128	RYSRRRRSRSRSRSH	87 / 8 AA	27