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:	OSTN
Human P-Site:	S95
P-Site Sequence:	GSPLDRLSAGSVDHK
UniProt:	P61366
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	OSTN	P61366	S95	GSPLDRLSAGSVDHK	100 / 9 AA	15
Phosphosite 1:	VWA5B2	Q8N398	T901	DQALHRLTAASVVRD	66 / 9 AA	133
Phosphosite 2:	MIER3	Q7Z3K6	S239	EKIMDRISAGTHTRD	62 / 8 AA	62
Phosphosite 3:	ARFGAP3	Q9NP61	S451	RARLERLSASSSISS	75 / 8 AA	57
Phosphosite 4:	ActR2B	Q13705	S470	HDAEARLSAGCVEER	85 / 7 AA	58
Phosphosite 5:	ActR2	P27037	S471	HDAEARLSAGCVGER	85 / 7 AA	58
Phosphosite 6:	C1orf111	Q5T0L3	S237	RLGDRLSSGSCQAFN	75 / 8 AA	29
Phosphosite 7:	C1orf111	Q5T0L3	S236	ARLGDRLSSGSCQAF	75 / 8 AA	29
Phosphosite 8:	ADCYAP1	P18509	S100	RKVLDQLSAGKHLQS	85 / 7 AA	19
Phosphosite 9:	KAL1	P23352	S40	RRLDESLSAGSVQRA	75 / 8 AA	76
Phosphosite 10:	NRCAM	Q92823	S13	MPKKKRLSAGRVPLI	75 / 8 AA	144
Phosphosite 11:	GPR3	P46089	S13	GSPLAWLSAGSGNVN	75 / 8 AA	35
Phosphosite 12:	FRMPD2	Q68DX3	S281	QAGRRLSSGSVHSAA	85 / 7 AA	144
Phosphosite 13:	LOXL1	Q08397	S355	GAQQGRLSVGSVYRP	75 / 8 AA	63
Phosphosite 14:	TAF9	Q16594	S149	RITVPRLSVGSVTSR	85 / 7 AA	29
Phosphosite 15:	FRMPD2	Q68DX3	S280	QQAGRRLSSGSVHSA	85 / 7 AA	144
Phosphosite 16:	HNRNPU	Q00839	S307	KISRDRLSASSLTME	75 / 8 AA	91
Phosphosite 17:	RNF157	Q96PX1	S420	ISPLDRLSDSSSQGL	75 / 8 AA	74
Phosphosite 18:	TRPS1	Q9UHF7	S476	PELNDKLSRGSVINQ	75 / 8 AA	142
Phosphosite 19:	TMEM200B	Q69YZ2	S290	WPRLDRLSLGGYAKL	75 / 8 AA	33
Phosphosite 20:	MCM9	Q9NXL9	S212	QEQVQRLSVGSIPRS	55 / 9 AA	127