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:	S270
P-Site Sequence:	SRPTRSPSGSGSRSR
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	S270	SRPTRSPSGSGSRSR	100 / 9 AA	402
Phosphosite 1:	SPEN	Q96T58	S268	QASRPTRSPSGSGSR	100 / 7 AA	402
Phosphosite 2:	MAP1S	Q66K74	S929	KTATRGPSGSASSRP	77 / 9 AA	112
Phosphosite 3:	C14orf149	Q96EM0	T273	EQVDRSPTGSGVTAR	85 / 7 AA	38
Phosphosite 4:	tau	P10636	S171	REATRQPSGTGPEDT	66 / 9 AA	79
Phosphosite 5:	GPRIN1	Q7Z2K8	S75	ESRHRSPSGAGEGAS	85 / 7 AA	102
Phosphosite 6:	C9orf163	Q96NJ1	S31	TAWPRAPSGAGSWSM	75 / 8 AA	14
Phosphosite 7:	MAP1B	P46821	S1917	ERTTKSPSDSGYSYE	75 / 8 AA	271
Phosphosite 8:	MBTPS1	Q14703	S890	GNRQRPPSGAGSVTP	75 / 8 AA	118
Phosphosite 9:	MUC4	Q99102	S965	QTHTLSPSGSGKTFT	87 / 8 AA	232
Phosphosite 10:	C12orf60	Q5U649	S175	TTSERTRSPPGSSKT	85 / 7 AA	28
Phosphosite 11:	PDGFB	P01127	S192	AARPVTRSPGGSQEQ	85 / 7 AA	27
Phosphosite 12:	TMEM39B	Q9GZU3	S47	RSRTRSSSGTGLSSP	75 / 8 AA	56
Phosphosite 13:	DBN1	Q16643	S339	PIPTRSPSDSSTAST	66 / 9 AA	71
Phosphosite 14:	DBN1	Q16643	S337	PIPTRSPSDSSTAST	66 / 9 AA	71
Phosphosite 15:	DOCK7	Q96N67	S1432	SPPERSPSGSAFGSQ	85 / 7 AA	243
Phosphosite 16:	GATA5	Q9BWX5	S100	FPFAHSPSGPGSGGS	66 / 9 AA	41
Phosphosite 17:	SR140	O15042	S985	VSKKAKRSPSGSRTP	85 / 7 AA	118
Phosphosite 18:	DNAJB14	Q8TBM8	S67	SPHCRKPSGSGDQSK	85 / 7 AA	43
Phosphosite 19:	G2	Q6ZVL6	S1291	TRKSRSPSENGSVIS	66 / 9 AA	199
Phosphosite 20:	ITGB4	P16144	S1356	YSDDVLRSPSGSQRP	100 / 6 AA	202