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:	S1844
P-Site Sequence:	EKPVTRKSERIDREK
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	S1844	EKPVTRKSERIDREK	100 / 9 AA	402
Phosphosite 1:	NDUFS1	P28331	T248	RPWETRKTESIDVMD	75 / 8 AA	79
Phosphosite 2:	C9orf140	Q86UD0	S358	TQEVTEKSERITQLE	87 / 8 AA	43
Phosphosite 3:	FAM172A	Q8WUF8	S408	KPAVTRRSHRIKHEE	75 / 8 AA	48
Phosphosite 4:	GCAT	O75600	S46	RGAGTWKSERVITSR	71 / 7 AA	45
Phosphosite 5:	TMCO5A	Q8N6Q1	S110	QQKLTRKSQKITNCE	62 / 8 AA	34
Phosphosite 6:	COL4A1	P02462	S1452	GFLVTRHSQTIDDPQ	66 / 9 AA	161
Phosphosite 7:	PRKAG3	Q9UGI9	S45	PSPAVTSSSERIRGK	75 / 8 AA	54
Phosphosite 8:	STOX1	Q6ZVD7	S268	AAEVTRKSHRGLGES	85 / 7 AA	111
Phosphosite 9:	MRPS23	Q9Y3D9	S151	GSHVSRKSEHLSVRP	62 / 8 AA	22
Phosphosite 10:	SPEN	Q96T58	T1841	SIVEKPVTRKSERID	100 / 6 AA	402
Phosphosite 11:	OPHN1	O60890	T326	KYCVRRKTESIDKRF	66 / 9 AA	92
Phosphosite 12:	PRKAG3	Q9UGI9	S46	SPAVTSSSERIRGKR	75 / 8 AA	54
Phosphosite 13:	RBM12	Q9NTZ6	S601	NEDDARKSERLHRKK	71 / 7 AA	97
Phosphosite 14:	ZNF302	Q9NR11	S243	SKKSVIKSERINGGK	83 / 6 AA	55
Phosphosite 15:	ASL	P04424	S184	AVALTRDSERLLEVR	62 / 8 AA	52
Phosphosite 16:	NDUFS1	P28331	S250	WETRKTESIDVMDAV	71 / 7 AA	79
Phosphosite 17:	MTF2	Q9Y483	S314	ELADTPKSERYEHVL	62 / 8 AA	67
Phosphosite 18:	MDM1	Q8TC05	S268	TVSPERKSNKIDDRL	71 / 7 AA	81
Phosphosite 19:	TTN	Q8WZ42	T33767	ESTVTRKTEPKAPEP	83 / 6 AA	3816
Phosphosite 20:	SHROOM4	Q9ULL8	S585	SIQNRRKSERFATNL	83 / 6 AA	166