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:	SPEF2
Human P-Site:	S988
P-Site Sequence:	GKVPVKKSPADSTDT
UniProt:	Q9C093
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	SPEF2	Q9C093	S988	GKVPVKKSPADSTDT	100 / 9 AA	210
Phosphosite 1:	MAST4	O15021	S1787	PESPVRKSPSEYKLE	62 / 8 AA	284
Phosphosite 2:	SSBP3	Q9BWW4	S283	PGTPIMPSPADSTNS	66 / 9 AA	40
Phosphosite 3:	SSBP2	P81877	S257	PGTPIMPSPADSTNS	66 / 9 AA	38
Phosphosite 4:	ASXL2	Q76L83	T404	SDPKVKKTPAEQPKS	71 / 7 AA	154
Phosphosite 5:	IL1RAP	Q9NPH3	S551	VAMPVKKSPRRSSSD	100 / 6 AA	65
Phosphosite 6:	C10orf18	Q5VWN6	S459	AKPPVKKSPQKQRVN	100 / 6 AA	269
Phosphosite 7:	EDN2	P20800	S126	GAVPSRKSPADVFQT	75 / 8 AA	20
Phosphosite 8:	NAV2	Q8IVL1	S1113	KASQVKRSPSDAGRS	55 / 9 AA	268
Phosphosite 9:	CFLAR	O15519	S227	QQEPVKKSIQESEAF	66 / 9 AA	55
Phosphosite 10:	GYPA	P02724	S121	IRRLIKKSPSDVKPL	71 / 7 AA	16
Phosphosite 11:	GUCY1B2	O75343	S157	SACPVKKSHWDVVRS	75 / 8 AA	70
Phosphosite 12:	Doublecortin	O43602	S387	GPMRRSKSPADSANG	100 / 6 AA	49
Phosphosite 13:	AP-2 gamma	Q92754	S434	YMNPGDQSPADSNKT	66 / 9 AA	49
Phosphosite 14:	PAPPA2	Q9BXP8	S234	LKHRVKKSPPEESNQ	71 / 7 AA	199
Phosphosite 15:	RAPH1	Q70E73	S54	PMEPVKRSPLRQETN	83 / 6 AA	135
Phosphosite 16:	H1B	P16401	S18	TPAPVEKSPAKKKAT	85 / 7 AA	23
Phosphosite 17:	SGIP1	Q9BQI5	S156	SPSPVRKSPRRSPGA	83 / 6 AA	89
Phosphosite 18:	NPM1	P06748	S195	EKAPVKKSIRDTPAK	66 / 9 AA	33
Phosphosite 19:	SCAF1	Q9H7N4	S945	GQVSLKKSKADSCSQ	66 / 9 AA	139
Phosphosite 20:	PDZD2	O15018	S1867	NKDLSKKSPAEMLLT	83 / 6 AA	302