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:	SPON1
Human P-Site:	S740
P-Site Sequence:	EARESRRSEQLKEES
UniProt:	Q9HCB6
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	SPON1	Q9HCB6	S740	EARESRRSEQLKEES	100 / 9 AA	91
Phosphosite 1:	GALNT16	Q8N428	S47	AQRAGRRSEQLREDR	66 / 9 AA	63
Phosphosite 2:	SFRS2IP	Q99590	S878	TTRESRRSESLSPRR	87 / 8 AA	165
Phosphosite 3:	Rab11FIP2	Q7L804	S372	GKKDSRRSDKLNNGG	55 / 9 AA	58
Phosphosite 4:	PCDHGC3	Q9UN70	S769	LTTDSRRSDPLLKKP	62 / 8 AA	101
Phosphosite 5:	ZNF561	Q8N587	S409	FITSSRRSKHLKTHS	75 / 8 AA	55
Phosphosite 6:	IGSF1	Q8N6C5	S499	PNIWSHRSEPLKLMG	75 / 8 AA	149
Phosphosite 7:	HDAC7	Q8WUI4	S940	ILAEDRPSEQLVEEE	75 / 8 AA	103
Phosphosite 8:	PDE6C	P51160	S240	YNIESRRSQILMWSA	66 / 9 AA	99
Phosphosite 9:	sciellin	O95171	S347	MNKTSRRSEDLDNAT	85 / 7 AA	78
Phosphosite 10:	MYO15A	Q9UKN7	S3335	SVPASRPSEQLLQQV	75 / 8 AA	395
Phosphosite 11:	Nlp	Q9Y2I6	S776	LPRGSQRSEQLELER	85 / 7 AA	160
Phosphosite 12:	PNMA2	Q9UL42	T249	GSLESRRTAQVRYLK	55 / 9 AA	42
Phosphosite 13:	C9orf141	Q5SQ13	S110	GPLSRRSSQLRTPLE	75 / 8 AA	24
Phosphosite 14:	HTRA1	Q92743	S139	LRAASRRSERLHRPP	75 / 8 AA	51
Phosphosite 15:	LSR7	Q8IXQ4	S273	SYNESKRSESLMDIH	66 / 9 AA	38
Phosphosite 16:	BRD4	O60885	S351	PEKSSKVSEQLKCCS	75 / 8 AA	152
Phosphosite 17:	C9orf141	Q5SQ13	S109	PGPLSRRSSQLRTPL	75 / 8 AA	24
Phosphosite 18:	GABRB3	P28472	S433	THLRRRSSQLKIKIP	85 / 7 AA	54
Phosphosite 19:	C22orf23	Q9BZE7	S207	EDIDHRRSEELRKGL	55 / 9 AA	25
Phosphosite 20:	DNASE2B	Q8WZ79	S76	TTRSWRKSEQLMNDT	62 / 8 AA	42