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:	S485
P-Site Sequence:	RSRLRRRSRSRGGRR
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	S485	RSRLRRRSRSRGGRR	100 / 9 AA	117
Phosphosite 1:	RNPS1	Q15287	S287	RSPVRRRSRSPGRRR	77 / 9 AA	34
Phosphosite 2:	RGS18	Q9NS28	S216	PTNLRRRSRSFTCNE	100 / 7 AA	28
Phosphosite 3:	SRRM2	Q9UQ35	S2054	PLAIRRRSRSRTPRT	87 / 8 AA	300
Phosphosite 4:	SRRM2	Q9UQ35	S2030	PPAIRRRSRSRTPLL	87 / 8 AA	300
Phosphosite 5:	SRRM2	Q9UQ35	S635	RSPVRRRSRSRSPAR	77 / 9 AA	300
Phosphosite 6:	SFRS2B	Q9BRL6	S134	SPRRRHRSRSRGPSC	87 / 8 AA	32
Phosphosite 7:	DDX46	Q7L014	S85	RSRERRRSRSRDRRR	87 / 8 AA	117
Phosphosite 8:	SNRNP70	P08621	S257	KERERRRSRSRDRRR	87 / 8 AA	52
Phosphosite 9:	CROP	O95232	S325	RSRERRRSRSRDRRR	87 / 8 AA	51
Phosphosite 10:	SRRM2	Q9UQ35	S1911	TSVTRRRSRSRASPV	87 / 8 AA	300
Phosphosite 11:	LUC7L	Q9NQ29	S270	RTRDRRRSRSRDRRR	87 / 8 AA	44
Phosphosite 12:	PRPF4B	Q13523	S487	RLRRRSRSRGGRRRR	100 / 7 AA	117
Phosphosite 13:	CLK3	P49761	S243	RSRHRRRSRERGPYR	87 / 8 AA	59
Phosphosite 14:	PRPF38B	Q5VTL8	S330	RGLERRRSRSRERHR	87 / 8 AA	64
Phosphosite 15:	PRR14	Q9BWN1	S131	SSTLRRRSRTTPGPE	85 / 7 AA	64
Phosphosite 16:	SCAF1	Q9H7N4	S574	SSSARRRSRSRSRSR	87 / 8 AA	139
Phosphosite 17:	SRRM2	Q9UQ35	S594	RTPARRRSRSRTPTR	100 / 7 AA	300
Phosphosite 18:	SFRS18	Q8TF01	S619	PSRERRRSRSRSRDR	87 / 8 AA	93
Phosphosite 19:	SFRS16	Q8N2M8	S469	GYGPRRRSRSRSHSG	87 / 8 AA	77
Phosphosite 20:	RBM39	Q14498	S82	RSKERRRSRSRSRDR	87 / 8 AA	59