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:	S465
P-Site Sequence:	SRSPRRRSRSPRRRD
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	S465	SRSPRRRSRSPRRRD	100 / 9 AA	117
Phosphosite 1:	PRPF38A	Q8NAV1	S243	SRSPRRRSRSPKRRS	88 / 9 AA	37
Phosphosite 2:	RNPS1	Q15287	S274	PPRMRRRSRSPRRRS	100 / 8 AA	34
Phosphosite 3:	PRPF38B	Q5VTL8	S260	RHVERRRSRSPRRSL	100 / 8 AA	64
Phosphosite 4:	CDK12	Q9NYV4	S220	VDSPKRRSRSPHRKW	77 / 9 AA	164
Phosphosite 5:	SNRNP27	Q8WVK2	S51	RSPHRRRSRSPRRHR	100 / 8 AA	19
Phosphosite 6:	RTBDN	Q9BSG5	S206	REAPSRRSRSPRTSI	88 / 9 AA	25
Phosphosite 7:	SRRM1	Q8IYB3	S590	SPPPRRRSPSPRRYS	88 / 9 AA	102
Phosphosite 8:	PRPF4B	Q13523	S458	SRSPLRRSRSPRRRS	88 / 9 AA	117
Phosphosite 9:	ZNF638	Q14966	S488	NETPRRRSHSPSPRR	87 / 8 AA	221
Phosphosite 10:	SFRS11	Q05519	S287	KSRSRRRSKSPRRRR	87 / 8 AA	54
Phosphosite 11:	THRAP3	Q9Y2W1	S134	SRSPKRRSPSPRSRS	77 / 9 AA	109
Phosphosite 12:	PRPF38A	Q8NAV1	S250	SRSPKRRSPSPRRER	77 / 9 AA	37
Phosphosite 13:	BCLAF1	Q9NYF8	S102	PVWNRRHSRSPRRGR	87 / 8 AA	106
Phosphosite 14:	PRPF4B	Q13523	S451	RSPIRRRSRSPLRRS	100 / 7 AA	117
Phosphosite 15:	CENPA	P49450	S7	_MGPRRRSRKPEAPR	87 / 8 AA	16
Phosphosite 16:	RNPS1	Q15287	S287	RSPVRRRSRSPGRRR	100 / 7 AA	34
Phosphosite 17:	PRPF4B	Q13523	S443	WSPTRRRSRSPIRRR	100 / 7 AA	117
Phosphosite 18:	SFRS2B	Q9BRL6	S125	SRSYGRRSRSPRRRH	100 / 7 AA	32
Phosphosite 19:	SFRS2	Q01130	S119	GGGYGRRSRSPRRRR	100 / 7 AA	25
Phosphosite 20:	SRRM2	Q9UQ35	S2675	PPPGERRSRSPRKPI	100 / 7 AA	300