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:	S1983
P-Site Sequence:	KPPEGWRSPRSQKTA
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	S1983	KPPEGWRSPRSQKTA	100 / 9 AA	402
Phosphosite 1:	TET3	O43151	S499	IVLEGLRSPASQEVQ	77 / 9 AA	179
Phosphosite 2:	KIAA0562	O60308	S36	PTVSGWRSPRFCQFP	100 / 6 AA	104
Phosphosite 3:	Wee1	P30291	S165	RAGEGRRSPRPDHPG	66 / 9 AA	72
Phosphosite 4:	ARSJ	Q5FYB0	S413	TISEGLRSPRVDILH	85 / 7 AA	67
Phosphosite 5:	FBXW5	Q969U6	S540	ATIKAWRSPRTMRVL	55 / 9 AA	64
Phosphosite 6:	PPP1R3E	Q9H7J1	S200	WSADGWRSQREAPAA	71 / 7 AA	31
Phosphosite 7:	DMTF1	Q9Y222	S372	DLLAEGWSSVRSPQW	75 / 8 AA	84
Phosphosite 8:	DMTF1	Q9Y222	S373	LLAEGWSSVRSPQWL	66 / 9 AA	84
Phosphosite 9:	PDZD2	O15018	S1578	ASARDGWSPPRSRVS	62 / 8 AA	302
Phosphosite 10:	CEP68	Q76N32	S447	TRDRGWPSPRPEREK	62 / 8 AA	81
Phosphosite 11:	ZFP91	Q96JP5	S155	PSRGWRSSRTSVSRH	71 / 7 AA	63
Phosphosite 12:	SPEN	Q96T58	S1986	EGWRSPRSQKTAAGG	100 / 6 AA	402
Phosphosite 13:	IGLL1	P15814	S188	LTPEQWRSRRSYSCQ	75 / 8 AA	23
Phosphosite 14:	SGSM1	Q2NKQ1	S874	VVMEGWRSSETEKHG	55 / 9 AA	130
Phosphosite 15:	ZNF598	Q86UK7	S392	DPRGPRRSPRTQGEG	71 / 7 AA	99
Phosphosite 16:	C21orf30	Q9UFM2	S110	LRKEGWRSTPEMTSL	100 / 5 AA	26
Phosphosite 17:	ZFP91	Q96JP5	S154	RPSRGWRSSRTSVSR	71 / 7 AA	63
Phosphosite 18:	TMEM136	Q6ZRR5	S228	KKYHAWRSRRSEERQ	62 / 8 AA	28
Phosphosite 19:	NCRNA00205	P59089	S140	QERPGWRSPGVGGSS	100 / 5 AA	19
Phosphosite 20:	ZSCAN1	Q8NBB4	S146	GEEEDGKSPRSQKEP	66 / 9 AA	45