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:	S1364
P-Site Sequence:	NSIIKRDSLRKRSVR
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	S1364	NSIIKRDSLRKRSVR	100 / 9 AA	402
Phosphosite 1:	ANKRD18A	Q8IVF6	S348	LYAIKNDSLRKEKKY	87 / 8 AA	116
Phosphosite 2:	ANKRD18B	A2A2Z9	S357	LYAIKNDSLRKEKKY	87 / 8 AA	118
Phosphosite 3:	TSN	Q15631	S190	LLNLKNDSLRKRYDG	77 / 9 AA	26
Phosphosite 4:	Putative uncharacterized protein LOC644613	Q8TAT8	S52	FSGIKRESRRKRPSR	77 / 9 AA	11
Phosphosite 5:	MTMR2	Q13614	S362	NIHVMRESLRKLKEI	62 / 8 AA	73
Phosphosite 6:	MTMR1	Q13613	S383	NIHVMRESLRKLKEI	62 / 8 AA	75
Phosphosite 7:	ANKRD20A3	Q5VUR7	S684	KFRKTRDSLRKKSLA	85 / 7 AA	94
Phosphosite 8:	ANKRD20A1	Q5TYW2	S684	KFRKTRDSLRKKSLA	85 / 7 AA	94
Phosphosite 9:	ANKRD20A2	Q5SQ80	S684	KFRKTRDSLRKKSLA	85 / 7 AA	94
Phosphosite 10:	ANKRD20B	Q5CZ79	S684	KFRKTRDSLRKKSLA	85 / 7 AA	94
Phosphosite 11:	ANKRD20A4	Q4UJ75	S684	KFRKTRDSLRKKSLA	85 / 7 AA	94
Phosphosite 12:	TSGA10	Q9BZW7	S121	RMTTERDSLRERLKI	66 / 9 AA	81
Phosphosite 13:	KIAA0467	Q5T011	T2378	GGHCRRDTLWKRLFL	55 / 9 AA	278
Phosphosite 14:	PTPN21	Q16825	S813	RYRARRDSLKKRPVS	75 / 8 AA	133
Phosphosite 15:	SDPR	O95810	S235	AEKIKRSSLKKVDSL	75 / 8 AA	47
Phosphosite 16:	UTP14C	Q5TAP6	S427	REFEERQSLRKRSEL	85 / 7 AA	87
Phosphosite 17:	DDEF1	Q9ULH1	S16	SSFSSRDSLWNRMPD	71 / 7 AA	106
Phosphosite 18:	C4orf21	Q86YA3	S237	NEPVKRDSLASHYSG	83 / 6 AA	119
Phosphosite 19:	KIAA1751	Q9C0B2	T298	SISANRDTLRKFQAW	71 / 7 AA	87
Phosphosite 20:	RAB40B	Q12829	S253	SSTHKRSSLRKVKLV	85 / 7 AA	31