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:	S387
P-Site Sequence:	KSPSRTLSPGRRAKS
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	S387	KSPSRTLSPGRRAKS	100 / 9 AA	117
Phosphosite 1:	PLEKHA4	Q9H4M7	S624	LTLGRTLSPARRQPD	77 / 9 AA	85
Phosphosite 2:	MAST3	O60307	S157	RPRSRSLSPGRATGT	87 / 8 AA	143
Phosphosite 3:	MAST1	Q9Y2H9	S163	RPRSRSLSPGRSPSS	87 / 8 AA	171
Phosphosite 4:	MAST2	Q6P0Q8	S301	RPRSRSLSPGRSPVS	87 / 8 AA	196
Phosphosite 5:	MAST4	O15021	S360	RPRSRSLSPGRSPAC	87 / 8 AA	284
Phosphosite 6:	PRPF4B	Q13523	T385	QSKSPSRTLSPGRRA	100 / 7 AA	117
Phosphosite 7:	STARD9	Q9P2P6	S2855	PEGSRTLSPSRGKES	87 / 8 AA	507
Phosphosite 8:	PGLYRP4	Q96LB8	S356	SDVARTLSPGQALYN	75 / 8 AA	41
Phosphosite 9:	Uncharacterized protein LOC113230	Q96FF7	S168	LRRSRGLSPGRAGRE	87 / 8 AA	39
Phosphosite 10:	OBSCN	Q5VST9	S747	LKDGRTLSPGPKYEV	66 / 9 AA	868
Phosphosite 11:	C1orf14	Q9BZQ2	S90	ADSFRTISPDRRGEK	75 / 8 AA	81
Phosphosite 12:	NIT2	Q9NQR4	T131	ITFQESKTLSPGDSF	85 / 7 AA	31
Phosphosite 13:	PGLYRP4	Q96LB8	T354	GHSDVARTLSPGQAL	85 / 7 AA	41
Phosphosite 14:	NIT2	Q9NQR4	S133	FQESKTLSPGDSFST	85 / 7 AA	31
Phosphosite 15:	PGLYRP1	O75594	S178	RDVQRTLSPGNQLYH	100 / 6 AA	22
Phosphosite 16:	PGLYRP1	O75594	T176	GHRDVQRTLSPGNQL	100 / 6 AA	22
Phosphosite 17:	CHERP	Q8IWX8	S806	RSRSKSYSPGRRRRS	66 / 9 AA	104
Phosphosite 18:	DALRD3	Q5D0E6	T207	TSANDGRTLSPGILG	85 / 7 AA	59
Phosphosite 19:	OBSCN	Q5VST9	T745	TWLKDGRTLSPGPKY	85 / 7 AA	868
Phosphosite 20:	SLC28A3	Q9HAS3	S160	HRIDEMLSPGRRLLN	85 / 7 AA	77