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:	SPEN
Human P-Site:	S1176
P-Site Sequence:	YRKQMEQSRRKQQME
UniProt:	Q96T58
Intern. Prot. ID:	IPI00045914

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	SPEN	Q96T58	S1176	YRKQMEQSRRKQQME	100 / 9 AA	402
Phosphosite 1:	RPF1	Q9H9Y2	S343	KPREMDTSRRKFHL_	62 / 8 AA	40
Phosphosite 2:	RPF1	Q9H9Y2	T342	HKPREMDTSRRKFHL	62 / 8 AA	40
Phosphosite 3:	UTP23	Q9BRU9	S191	LVKNTEQSRRKKRKK	85 / 7 AA	28
Phosphosite 4:	FBXL19	Q6PCT2	S447	LWPRMDLSRRKSLTP	62 / 8 AA	74
Phosphosite 5:	USP32	Q8NFA0	S1225	EHESVEQSRRAQAEP	75 / 8 AA	182
Phosphosite 6:	USP6	P35125	S1023	KHESVEQSRRAQAEP	75 / 8 AA	159
Phosphosite 7:	STAU2	Q9NUL3	S426	VYQEMEASRHKVISG	62 / 8 AA	63
Phosphosite 8:	NIPSNAP1	Q9BPW8	S161	ERSQMLLSRRNQLLL	66 / 9 AA	33
Phosphosite 9:	C16orf62	Q7Z3J2	S97	ALAAAMDSSRRKRDR	71 / 7 AA	110
Phosphosite 10:	ATXN1	P54253	S331	LNGEMEKSRRYGAPS	71 / 7 AA	87
Phosphosite 11:	LRRC47	Q8N1G4	S280	EGSEKEESRRKRRER	55 / 9 AA	63
Phosphosite 12:	C16orf62	Q7Z3J2	S98	LAAAMDSSRRKRDRD	62 / 8 AA	110
Phosphosite 13:	USP36	Q9P275	S952	DPEAMEESPRKKKKK	71 / 7 AA	123
Phosphosite 14:	C12orf39	Q9BT56	S58	RRFISDQSRRKDLSD	71 / 7 AA	13
Phosphosite 15:	IFFO2	Q5TF58	T242	GLDVQMETCRRLIKG	71 / 7 AA	33
Phosphosite 16:	IFFO1	Q0D2I5	T514	GLDVQMETCRRLITQ	71 / 7 AA	62
Phosphosite 17:	LPHN3	Q9HAR2	S965	EVFESEHSRRKYFYL	62 / 8 AA	162
Phosphosite 18:	CK1a2	Q8N752	S199	AHLGIEQSRRDDMES	62 / 8 AA	39
Phosphosite 19:	CSNK1E	P49674	S191	THLGIEQSRRDDLES	62 / 8 AA	47
Phosphosite 20:	CSNK1D	P48730	S191	THLGIEQSRRDDLES	62 / 8 AA	47