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:	COL28A1
Human P-Site:	S353
P-Site Sequence:	GPPGPYGSPGAPGIG
UniProt:	Q2UY09
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	COL28A1	Q2UY09	S353	GPPGPYGSPGAPGIG	100 / 9 AA	117
Phosphosite 1:	COL28A1	Q2UY09	Y351	EPGPPGPYGSPGAPG	100 / 7 AA	117
Phosphosite 2:	COL4A4	P53420	S318	GDPGSYGSPGFPGLK	77 / 9 AA	164
Phosphosite 3:	CACNA1I	Q9P0X4	S1768	GPRLPTGSPGAPGRG	87 / 8 AA	245
Phosphosite 4:	COL11A1	P12107	T659	GLLGPRGTPGAPGQP	77 / 9 AA	181
Phosphosite 5:	COL27A1	Q8IZC6	Y660	PRGPPGPYGNPGLPG	85 / 7 AA	187
Phosphosite 6:	S1PR5	Q9H228	S381	DTSGSTGSPGAPTAA	77 / 9 AA	42
Phosphosite 7:	CO3A1	P02461	S1039	GDRGENGSPGAPGAP	77 / 9 AA	139
Phosphosite 8:	ST8SIA3	O43173	S46	FTTPKYASPGAPRMY	85 / 7 AA	43
Phosphosite 9:	COL27A1	Q8IZC6	S731	GQPGPEGSPGAKGYP	87 / 8 AA	187
Phosphosite 10:	COL18A1	P39060	Y1211	FRGPPGPYGRPGYKG	85 / 7 AA	178
Phosphosite 11:	COL4A5	P29400	S565	GDKGELGSPGAPGLP	77 / 9 AA	161
Phosphosite 12:	HSPA12A	O43301	S348	ATGGPYGSLGVDYEF	75 / 8 AA	75
Phosphosite 13:	COL4A4	P53420	Y316	PRGDPGSYGSPGFPG	85 / 7 AA	164
Phosphosite 14:	C19orf21	Q8IVT2	S430	DAYQPYLSPGTPQLE	75 / 8 AA	75
Phosphosite 15:	CCBE1	Q6UXH8	S328	GAPGPRGSPGPPGSF	77 / 9 AA	44
Phosphosite 16:	COL4A3	Q01955	S1249	GPPGSRGSPGAPGPP	77 / 9 AA	162
Phosphosite 17:	WASF4	Q8IV90	S471	PPPIGFGSPGTPPPP	71 / 7 AA	68
Phosphosite 18:	ARAP3	Q8WWN8	T213	YGVQPVGTPGAPDRR	75 / 8 AA	170
Phosphosite 19:	WASF2	Q9Y6W5	S343	PPPVGFGSPGTPPPP	71 / 7 AA	54
Phosphosite 20:	NOX5	Q96PH1	Y571	KCYIDGPYGTPTRRI	83 / 6 AA	86