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:	S479
P-Site Sequence:	DRGRRSRSRLRRRSR
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	S479	DRGRRSRSRLRRRSR	100 / 9 AA	117
Phosphosite 1:	PRPF4B	Q13523	S453	PIRRRSRSPLRRSRS	88 / 9 AA	117
Phosphosite 2:	Wnk4	Q96J92	S674	NLRRRPRSRLRVTSV	87 / 8 AA	135
Phosphosite 3:	GPR135	Q8IZ08	S428	GLQARSRSRLRNRYA	100 / 7 AA	52
Phosphosite 4:	SON	P18583	T2022	VRLRRSRTPLRRRFS	77 / 9 AA	264
Phosphosite 5:	SHPRH	Q149N8	S574	YKSRRNRSKLRKKLV	66 / 9 AA	193
Phosphosite 6:	PRPF4B	Q13523	S477	RRDRGRRSRSRLRRR	100 / 7 AA	117
Phosphosite 7:	SAMD14	Q8IZD0	S49	RRHRPSRSRLRDSAS	87 / 8 AA	45
Phosphosite 8:	PRPF4B	Q13523	S445	PTRRRSRSPIRRRSR	77 / 9 AA	117
Phosphosite 9:	C9orf29	Q49AS3	S94	RMNRKSRSRMRS___	75 / 8 AA	12
Phosphosite 10:	SRRM1	Q8IYB3	S343	PRHRRSRSPVRRRRR	77 / 9 AA	102
Phosphosite 11:	SFRS6	Q13247	S206	RSRRRSRSRSRRSSR	88 / 9 AA	40
Phosphosite 12:	SFRS11	Q05519	S271	SRHRRSRSRSRRRSH	88 / 9 AA	54
Phosphosite 13:	LUC7L	Q9NQ29	S272	RDRRRSRSRDRRRRR	88 / 9 AA	44
Phosphosite 14:	DDX46	Q7L014	S87	RERRRSRSRDRRRSR	88 / 9 AA	117
Phosphosite 15:	U2AF2	P26368	S43	DRKRRSRSRDRRNRD	88 / 9 AA	54
Phosphosite 16:	SNRNP70	P08621	S259	RERRRSRSRDRRRRS	88 / 9 AA	52
Phosphosite 17:	CROP	O95232	S327	RERRRSRSRDRRRSR	88 / 9 AA	51
Phosphosite 18:	TOPORS	Q9NS56	S684	HGKRRSRSRNRDRYY	87 / 8 AA	119