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:	S184
P-Site Sequence:	KITTKKRSKSRSKER
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	S184	KITTKKRSKSRSKER	100 / 9 AA	117
Phosphosite 1:	PCF11	O94913	S480	RSSTRKRSRSRSPKS	77 / 9 AA	173
Phosphosite 2:	SFRS12	Q8WXA9	S243	KSPHKKRSKSRERRK	100 / 7 AA	59
Phosphosite 3:	ARGLU1	Q9NWB6	S25	SKHNKKRSRSRSRSR	77 / 9 AA	33
Phosphosite 4:	PRPF4B	Q13523	S186	TTKKRSKSRSKERTR	100 / 7 AA	117
Phosphosite 5:	SFRS4	Q08170	S472	ASKTRSRSKSRSRSA	77 / 9 AA	57
Phosphosite 6:	ACIN1	Q9UKV3	S1325	RRDTKRHSRSRSRST	66 / 9 AA	152
Phosphosite 7:	ARGLU1	Q9NWB6	S41	KERVRKRSKSRESKR	75 / 8 AA	33
Phosphosite 8:	ARL6IP4	Q66PJ3	S133	HVGSRKRSRSRSRSR	66 / 9 AA	38
Phosphosite 9:	SFRS8	Q12872	S765	KKKHKKRSRTRSRSP	75 / 8 AA	105
Phosphosite 10:	PNN	Q9H307	S560	KSKTKTRSRSRGRAR	66 / 9 AA	82
Phosphosite 11:	GATA2	P23769	S284	SFTPKQRSKARSCSE	75 / 8 AA	51
Phosphosite 12:	TP1	P09430	S15	KSHGMRRSKSRSPHK	75 / 8 AA	6
Phosphosite 13:	ZNF265	O95218	S288	PERNRKRSRSRSSSS	66 / 9 AA	37
Phosphosite 14:	RBM16	Q9UPN6	S431	KRKHRKRSRSRSRER	75 / 8 AA	141
Phosphosite 15:	PRPF40A	O75400	S826	KKHHRKRSRSRSGSD	75 / 8 AA	109
Phosphosite 16:	SRRM2	Q9UQ35	S2042	PLLPRKRSRSRSPLA	75 / 8 AA	300
Phosphosite 17:	CDK12	Q9NYV4	S376	HSKKKRSSSRSRHSS	87 / 8 AA	164
Phosphosite 18:	RSRC1	Q96IZ7	S46	KGGRKSRSKSRSWSR	87 / 8 AA	39
Phosphosite 19:	CDK12	Q9NYV4	S375	SHSKKKRSSSRSRHS	87 / 8 AA	164
Phosphosite 20:	ASTN2	O75129	S386	AGKRKRRSKSRGGIS	75 / 8 AA	148