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:	SPON2
Human P-Site:	S5
P-Site Sequence:	___MENPSPAAALGK
UniProt:	Q9BUD6
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	SPON2	Q9BUD6	S5	___MENPSPAAALGK	100 / 9 AA	36
Phosphosite 1:	C9orf79	Q6ZUB1	S185	GKCMQDPSPASLSPP	62 / 8 AA	157
Phosphosite 2:	NFU1	Q9UMS0	T90	TRTMDFPTPAAAFRS	66 / 9 AA	28
Phosphosite 3:	IGSF9	Q9P2J2	S948	WPPLEEPSPAAPPDY	75 / 8 AA	127
Phosphosite 4:	G3BP2	Q9UN86	S7	_MVMEKPSPLLVGRE	83 / 6 AA	54
Phosphosite 5:	G3BP1	Q13283	S7	_MVMEKPSPLLVGRE	83 / 6 AA	52
Phosphosite 6:	SYMPK	Q92797	S1259	EDAMKTPSPAAEDAR	75 / 8 AA	141
Phosphosite 7:	ASF1B	Q9NVP2	S16	VAVLENPSPFHSPFR	83 / 6 AA	22
Phosphosite 8:	Pyk2	Q14289	S758	TSPMEYPSPVNSLHT	71 / 7 AA	116
Phosphosite 9:	Pyk2	Q14289	Y756	TLTSPMEYPSPVNSL	71 / 7 AA	116
Phosphosite 10:	ARID2	Q68CP9	S1270	IEVMENPSCRRGATN	100 / 5 AA	197
Phosphosite 11:	ARHGEF11	O15085	S137	SGLQQDPSPAGAPRI	55 / 9 AA	168
Phosphosite 12:	PLEKHQ1	Q8TD55	S278	KVSWENPSPQEAPAA	75 / 8 AA	53
Phosphosite 13:	TTC9	Q92623	S15	AGAKGNPSPPAAGEG	66 / 9 AA	24
Phosphosite 14:	ZNF272	Q14592	S541	AVNMETPSIAAHSSS	75 / 8 AA	64
Phosphosite 15:	SBF1	O95248	Y481	LYKNENPYPAVAMHK	75 / 8 AA	208
Phosphosite 16:	NUT	Q86Y26	S706	QSYDQNPSPRAAGER	75 / 8 AA	120
Phosphosite 17:	C21orf67	P58512	S14	RTTVENPSPIRNCVN	83 / 6 AA	21
Phosphosite 18:	SATB2	Q9UPW6	S528	LRWKENPSPENRTLW	71 / 7 AA	83
Phosphosite 19:	ERK5	Q13164	S433	SGDCAMESPPPAPPP	71 / 7 AA	88
Phosphosite 20:	ST5	P78524	S836	FMRSLMESPFPAPGK	71 / 7 AA	126