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:	S580
P-Site Sequence:	STRTRSPSPDDILER
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	S580	STRTRSPSPDDILER	100 / 9 AA	117
Phosphosite 1:	IRF5	Q13568	S301	LEQVRFPSPEDIPSD	66 / 9 AA	56
Phosphosite 2:	RALBP1	Q15311	S29	SGLTRTPSSEEISPT	55 / 9 AA	76
Phosphosite 3:	PRPF4B	Q13523	S578	QSSTRTRSPSPDDIL	100 / 7 AA	117
Phosphosite 4:	SNRK	Q9NRH2	S351	EIQTRSASPSNIKAQ	66 / 9 AA	84
Phosphosite 5:	PTF1A	Q7RTS3	S265	HRGTRSPSPSDPDYG	87 / 8 AA	35
Phosphosite 6:	CEP350	Q5VT06	S1830	DLETRSPSPISISSS	77 / 9 AA	351
Phosphosite 7:	TCF7L2	Q9NQB0	S179	LKDARSPSPAHIVSN	66 / 9 AA	68
Phosphosite 8:	TCF7L1	Q9HCS4	S171	VKDTRSPSPAHLSNK	66 / 9 AA	63
Phosphosite 9:	C17orf27	Q63HN8	S1048	KASNRKPSPQDIAQA	66 / 9 AA	374
Phosphosite 10:	ADARB2	Q9NS39	S688	RLSTRTPSPGDTPSM	66 / 9 AA	81
Phosphosite 11:	ELL3	Q9HB65	S280	QEDSESPSPEDIPDY	85 / 7 AA	45
Phosphosite 12:	HS6ST3	Q8IZP7	T277	MCDGRSPTPDELPTC	62 / 8 AA	55
Phosphosite 13:	WDR22	Q96JK2	S554	FPRPRSPSPEDESSS	85 / 7 AA	104
Phosphosite 14:	DNAJB2	P25686	S15	LDVPRSASADDIKKA	75 / 8 AA	36
Phosphosite 15:	DNAJB2	P25686	S313	EATKRSPSPEEKASR	62 / 8 AA	36
Phosphosite 16:	APOB	P04114	S570	LMLMRSPSQADINKI	66 / 9 AA	516
Phosphosite 17:	PKP4	Q99569	S512	DGTTRSPSIDSIQKD	77 / 9 AA	134
Phosphosite 18:	SMAP	O00193	S17	HGVKRSASPDDDLGS	75 / 8 AA	20
Phosphosite 19:	SF1	Q15637	S82	NPEDRSPSPEPIYNS	75 / 8 AA	68
Phosphosite 20:	SFRS18	Q8TF01	S311	SSGKVTRSPSPVPQE	100 / 6 AA	93