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:	COL1A1
Human P-Site:	S1146
P-Site Sequence:	GPRGPPGSAGAPGKD
UniProt:	P02452
Intern. Prot. ID:	IPI00297646

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	COL1A1	P02452	S1146	GPRGPPGSAGAPGKD	100 / 9 AA	139
Phosphosite 1:	COL22A1	Q8NFW1	S935	GPSGPPGSVGAPGLR	88 / 9 AA	161
Phosphosite 2:	COL12A1	Q99715	S2952	GPPGPPGSAGARGEP	100 / 8 AA	333
Phosphosite 3:	COL5A3	P25940	S702	GAQGPPGSAGPPGYP	88 / 9 AA	172
Phosphosite 4:	COL5A2	P05997	S445	GTSGPPGSAGPPGSP	88 / 9 AA	145
Phosphosite 5:	COL5A3	P25940	S780	GEEGPPGSAGEKGKL	87 / 8 AA	172
Phosphosite 6:	COL6A1	P12109	S486	GDEGPPGSEGARGAP	87 / 8 AA	109
Phosphosite 7:	DACT2	Q5SW24	S10	TPGGPPGSAGWDRRR	100 / 7 AA	83
Phosphosite 8:	COL7A1	Q02388	S2447	GPPGPPGSVGPPGAS	77 / 9 AA	295
Phosphosite 9:	COL16A1	Q07092	S1268	GKPGPPGSTGRPGAE	77 / 9 AA	158
Phosphosite 10:	COL12A1	Q99715	S2861	GPPGPPGSPGSPGVT	77 / 9 AA	333
Phosphosite 11:	COL16A1	Q07092	S1124	GEPGPPGSEGLPGPP	77 / 9 AA	158
Phosphosite 12:	COL4A4	P53420	S1237	GPPGPPGSSGPPGPA	77 / 9 AA	164
Phosphosite 13:	COL4A4	P53420	S1125	GRPGPPGSSGPPGCP	77 / 9 AA	164
Phosphosite 14:	CO3A1	P02461	T340	GPPGPPGTAGFPGSP	77 / 9 AA	139
Phosphosite 15:	KIF26A	Q9ULI4	S415	PAAGPPGSAGPRRAA	100 / 7 AA	190
Phosphosite 16:	CO3A1	P02461	S886	GLPGPPGSNGNPGPP	77 / 9 AA	139
Phosphosite 17:	COL2A1	P02458	S910	GRVGPPGSNGNPGPP	77 / 9 AA	142
Phosphosite 18:	FAM123C	Q8N944	S533	QPAAPPGSQGAPRAP	87 / 8 AA	90
Phosphosite 19:	COL19A1	Q14993	S1002	GHQGPPGSPGIPGIP	77 / 9 AA	115
Phosphosite 20:	SF3B4	Q15427	S329	PHAGPPGSGGQPPPR	77 / 9 AA	44