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:	SPAG4
Human P-Site:	S5
P-Site Sequence:	___MRRSSRPGSASS
UniProt:	Q9NPE6
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	SPAG4	Q9NPE6	S5	___MRRSSRPGSASS	100 / 9 AA	48
Phosphosite 1:	CLCN7	P51798	T27	AAPLLRRTARPGGGT	62 / 8 AA	89
Phosphosite 2:	PHF12	Q96QT6	S162	RILERRASRPGTPTS	75 / 8 AA	110
Phosphosite 3:	NCOA2	Q15596	S994	SIPMRPSSQPGQRQT	75 / 8 AA	159
Phosphosite 4:	NCOA2	Q15596	S993	ASIPMRPSSQPGQRQ	75 / 8 AA	159
Phosphosite 5:	NuaK2	Q9H093	S340	ADWLRRSSRPLLENG	85 / 7 AA	70
Phosphosite 6:	NuaK2	Q9H093	S339	MADWLRRSSRPLLEN	85 / 7 AA	70
Phosphosite 7:	USP51	Q70EK9	S154	WRGSRRRSRPGSRPQ	87 / 8 AA	80
Phosphosite 8:	BMX	P51813	S50	YDKMKRGSRKGSIEI	66 / 9 AA	78
Phosphosite 9:	PCDHGB4	Q9UN71	S717	ALRLRRSSSPASWSC	66 / 9 AA	100
Phosphosite 10:	C15orf33	Q96M60	S11	QRTCQRRSSRAGPGK	75 / 8 AA	60
Phosphosite 11:	Putative CNGA1-overlapping antisense gene protein	Q8IZM0	S42	PAFAMFRSSRPSFIK	75 / 8 AA	9
Phosphosite 12:	NCOA6	Q14686	S2039	NGHRKRSSRPASASS	75 / 8 AA	219
Phosphosite 13:	C15orf33	Q96M60	S12	RTCQRRSSRAGPGKM	75 / 8 AA	60
Phosphosite 14:	PAK5	Q9P286	S286	QPTMRQRSRSGSGLQ	66 / 9 AA	81
Phosphosite 15:	OCIAD1	Q9NX40	S122	RSGQARRSSPPGHYY	85 / 7 AA	28
Phosphosite 16:	OCIAD1	Q9NX40	S123	SGQARRSSPPGHYYQ	85 / 7 AA	28
Phosphosite 17:	CNOT6L	Q96LI5	S391	NILEKASSRPGSPTA	100 / 6 AA	63
Phosphosite 18:	ANKRD33B	A6NCL7	S416	LQRLRRRSVRPGVVV	85 / 7 AA	54
Phosphosite 19:	GARNL1	Q6GYQ0	S860	STMTRRGSSPGSLEI	66 / 9 AA	230
Phosphosite 20:	NFAT2	O95644	S257	SWLGARSSRPASPCN	85 / 7 AA	101