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:	S3590
P-Site Sequence:	RDQEDVVSQTESLKA
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	S3590	RDQEDVVSQTESLKA	100 / 9 AA	402
Phosphosite 1:	USP40	Q9NVE5	S549	GALHPVVSQTESVWD	100 / 7 AA	140
Phosphosite 2:	GRK5	P34947	S127	QVGQDLVSQTEEKLL	75 / 8 AA	68
Phosphosite 3:	PHRF1	Q9P1Y6	S1389	ARPEEVVSQTPLLRS	85 / 7 AA	179
Phosphosite 4:	ZNF142	P52746	S154	RLEGDVVSGTESLFK	87 / 8 AA	188
Phosphosite 5:	C1orf26	Q5T5J6	S853	QEIYDCVSQTEYREK	85 / 7 AA	103
Phosphosite 6:	CDKAL1	Q5VV42	S18	DDIEDIVSQEDSKPQ	66 / 9 AA	65
Phosphosite 7:	EXTL3	O43909	S136	LQLKNVISQTEHSYK	71 / 7 AA	105
Phosphosite 8:	KIAA0143	Q14156	S721	VPSDDVVSNTEEITF	75 / 8 AA	93
Phosphosite 9:	MYO15B	Q96JP2	S714	DFVLDLISQTEDLGD	71 / 7 AA	167
Phosphosite 10:	DNTTIP2	Q5QJE6	S141	SYTEEIVSEAESHVS	55 / 9 AA	84
Phosphosite 11:	CASP10	Q92851	S216	QGEEELVSQTDVKTF	62 / 8 AA	59
Phosphosite 12:	ZFAT1	Q9P243	S96	ELAENIVSPTEDSPL	62 / 8 AA	139
Phosphosite 13:	SH3D19	Q5HYK7	S428	IANEDIVSQNPGELS	71 / 7 AA	87
Phosphosite 14:	ZNF274	Q96GC6	S64	LSKPDVVSQLEEAED	85 / 7 AA	74
Phosphosite 15:	LIMK2	P53671	S225	EEVEDAISQTSQTLQ	71 / 7 AA	72
Phosphosite 16:	CDK13	Q14004	S150	LVEYEDVSSQSEQGL	75 / 8 AA	165
Phosphosite 17:	ATP6V0A4	Q9HBG4	T275	EDLITVITQTESHRQ	71 / 7 AA	96
Phosphosite 18:	C10orf93	Q5SR76	S164	SQIINVLSQTEEEDK	71 / 7 AA	173
Phosphosite 19:	FMO4	P31512	T129	TGQWDVVTETEGKQN	62 / 8 AA	63
Phosphosite 20:	KIAA1117	Q5JWR5	S915	SICEDVISQQLTHKD	83 / 6 AA	277