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:	PRPF38B
Human P-Site:	S426
P-Site Sequence:	SKKEKKHSRSRSRER
UniProt:	Q5VTL8
Intern. Prot. ID:	IPI00018098

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PRPF38B	Q5VTL8	S426	SKKEKKHSRSRSRER	100 / 9 AA	64
Phosphosite 1:	CCDC49	Q9NXE8	S258	GHGMKNHSRSRSSSH	87 / 8 AA	50
Phosphosite 2:	ACIN1	Q9UKV3	S1325	RRDTKRHSRSRSRST	87 / 8 AA	152
Phosphosite 3:	SFRS18	Q8TF01	S781	KKPKHSRSRSVEKSQ	100 / 7 AA	93
Phosphosite 4:	SFRS5	Q13243	S184	IEGSKRHSRSRSRSR	87 / 8 AA	31
Phosphosite 5:	SFRS18	Q8TF01	S559	PKRKKRHSRSRSPTI	87 / 8 AA	93
Phosphosite 6:	SFRS18	Q8TF01	S779	KAKKPKHSRSRSVEK	100 / 7 AA	93
Phosphosite 7:	4930429A22Rik Probable exonuclease	Q8IYB7	S244	YILEKKHSRAATGFL	85 / 7 AA	99
Phosphosite 8:	PRPF38B	Q5VTL8	S428	KEKKHSRSRSRERKH	100 / 7 AA	64
Phosphosite 9:	CCDC144C	Q8IYA2	T1125	LTVEKEQTRSRSLFT	66 / 9 AA	143
Phosphosite 10:	CCDC144A	A2RUR9	T1315	LTVEKEQTRSRSLFT	66 / 9 AA	165
Phosphosite 11:	ARGLU1	Q9NWB6	S25	SKHNKKRSRSRSRSR	77 / 9 AA	33
Phosphosite 12:	CPSF6	Q16630	S500	RSRERDHSRSREKSR	75 / 8 AA	59
Phosphosite 13:	SFRS6	Q13247	S274	DEYEKSRSRSRSRSP	77 / 9 AA	40
Phosphosite 14:	RSRC2	Q7L4I2	S145	RSRERKKSRSRSRER	77 / 9 AA	51
Phosphosite 15:	KIAA1853	A7MD48	S173	EKRHKKQSRSRPRKS	75 / 8 AA	69
Phosphosite 16:	SFRS18	Q8TF01	S619	PSRERRRSRSRSRDR	66 / 9 AA	93
Phosphosite 17:	RBM39	Q14498	S82	RSKERRRSRSRSRDR	66 / 9 AA	59
Phosphosite 18:	FUSIP1	O75494	S129	RSYERRRSRSRSFDY	66 / 9 AA	31
Phosphosite 19:	SFRS11	Q05519	S249	KEEKRRHSRSRSRSR	75 / 8 AA	54
Phosphosite 20:	SFRS18	Q8TF01	S561	RKKRHSRSRSPTIKA	85 / 7 AA	93