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:	S646
P-Site Sequence:	PGTYPEDSRRDYPAR
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	S646	PGTYPEDSRRDYPAR	100 / 9 AA	402
Phosphosite 1:	FLJ44290	Q6ZR08	S1094	ARLAYPESARRDWVR	75 / 8 AA	92
Phosphosite 2:	KIAA0226	Q92622	S21	EERLPEESRREHWQL	55 / 9 AA	109
Phosphosite 3:	IFT140	Q96RY7	S1187	SSDLPEESRRELLEQ	55 / 9 AA	165
Phosphosite 4:	PHF16	Q92613	S803	RENPPHDSRRDCHGK	75 / 8 AA	94
Phosphosite 5:	HERPUD1	Q15011	S120	RGQYPEDSSSDGLRQ	75 / 8 AA	44
Phosphosite 6:	TUBGCP5	Q96RT8	S774	GQRYPEDSSRLSISF	85 / 7 AA	118
Phosphosite 7:	ZNF469	Q96JG9	S2228	TLRIPEDSRKEKLWE	62 / 8 AA	259
Phosphosite 8:	SPDEF	O95238	S71	DMLYPEDSSWAAKAP	71 / 7 AA	38
Phosphosite 9:	C18orf25	Q96B23	S397	DLTLDEDSRRKYLL_	85 / 7 AA	43
Phosphosite 10:	ZSCAN10	Q96SZ4	S178	PSPWPEESSRDQELA	62 / 8 AA	80
Phosphosite 11:	ICLN	P54105	S210	AGVRTEDSIRDYEDG	75 / 8 AA	26
Phosphosite 12:	PMM2	O15305	T237	SVTAPEDTRRICELL	62 / 8 AA	28
Phosphosite 13:	PPP1R12B	O60237	S878	TSRVEEDSNRDYKKL	85 / 7 AA	110
Phosphosite 14:	MAN2A1	Q16706	S207	VLKLKEDSRRKFIWS	71 / 7 AA	131
Phosphosite 15:	TMEM139	Q8IV31	S134	QPSHPEGSRRAKLEQ	71 / 7 AA	24
Phosphosite 16:	C9orf167	Q9NXH8	T105	RLVLYPETSRKYRPR	71 / 7 AA	47
Phosphosite 17:	NARS	O43776	S456	MQRCPEDSRLTESVD	83 / 6 AA	63
Phosphosite 18:	XRN2	Q9H0D6	T674	PDLTPEETRRNSLGG	50 / 8 AA	109
Phosphosite 19:	C9orf167	Q9NXH8	S106	LVLYPETSRKYRPRV	71 / 7 AA	47
Phosphosite 20:	EPN2	O95208	S312	LQMALEESRRDTVKI	83 / 6 AA	68