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:	S3329
P-Site Sequence:	HTQFPAASSVGLPSR
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	S3329	HTQFPAASSVGLPSR	100 / 9 AA	402
Phosphosite 1:	NBEAL1	Q6ZS30	S58	TPLFPEDSSVGELSF	75 / 8 AA	151
Phosphosite 2:	UBR5	O95071	S1740	STSTPAASSAGLIYI	87 / 8 AA	309
Phosphosite 3:	UBR5	O95071	S1741	TSTPAASSAGLIYID	87 / 8 AA	309
Phosphosite 4:	CRY2	Q49AN0	S64	DPWFAASSSVGINRW	66 / 9 AA	67
Phosphosite 5:	IFNAR2	P48551	S485	QPTFPSPSSEGLWSE	66 / 9 AA	58
Phosphosite 6:	DBX1	A6NMT0	S158	RSSYFPASSSVVPIP	85 / 7 AA	37
Phosphosite 7:	MLL2	O14686	S2874	EPAPAANSLGLGLKP	75 / 8 AA	564
Phosphosite 8:	TBX3	O15119	T359	ASSPAASTVGTSNLK	85 / 7 AA	79
Phosphosite 9:	TBX3	O15119	S358	QASSPAASTVGTSNL	85 / 7 AA	79
Phosphosite 10:	POTEE	Q6S8J3	S12	VDSMPAASSVKKPFG	85 / 7 AA	121
Phosphosite 11:	POTEG	Q6S5H5	S12	AGSMPAASSVKKPFG	85 / 7 AA	67
Phosphosite 12:	POTEH	Q6S545	S12	AGSMPAASSVKKPFG	85 / 7 AA	61
Phosphosite 13:	Putative POTE ankyrin domain family member M	A6NI47	S12	AGSMPAASSVKKPFG	85 / 7 AA	57
Phosphosite 14:	POTEF	A5A3E0	S12	VDSMPAASSVKKPFG	85 / 7 AA	121
Phosphosite 15:	C1orf127	Q8N9H9	S556	ALLTPEASSVGGPDQ	85 / 7 AA	70
Phosphosite 16:	CHRNE	Q04844	S373	ASPPRRASSVGLLLR	100 / 6 AA	55
Phosphosite 17:	TRIM24	O15164	S690	IRSPSASSVGSRGSS	85 / 7 AA	117
Phosphosite 18:	BSN	Q9UPA5	S2271	PSRFPIASSVPPAEG	85 / 7 AA	416
Phosphosite 19:	PRKAG3	Q9UGI9	S86	RSRPAAESTGLEATF	75 / 8 AA	54
Phosphosite 20:	CHRNE	Q04844	S374	SPPRRASSVGLLLRA	100 / 6 AA	55