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:	COL2A1
Human P-Site:	S311
P-Site Sequence:	APGVKGESGSPGENG
UniProt:	P02458
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	COL2A1	P02458	S311	APGVKGESGSPGENG	100 / 9 AA	142
Phosphosite 1:	CO3A1	P02461	S980	PQGVKGESGKPGANG	88 / 9 AA	139
Phosphosite 2:	COL4A4	P53420	S1171	PPGIKGPSGSPGLNG	77 / 9 AA	164
Phosphosite 3:	COL11A1	P12107	S555	SSGAKGESGDPGPQG	77 / 9 AA	181
Phosphosite 4:	COL8A2	P25067	S254	APGDKGESGPPGVPG	87 / 8 AA	67
Phosphosite 5:	COL11A2	P13942	S1220	GEPGESGSPGIQGEP	100 / 7 AA	172
Phosphosite 6:	COL9A2	Q14055	S459	EKGEKGESGEPGPKG	87 / 8 AA	65
Phosphosite 7:	COL11A2	P13942	S1242	ERGEKGESGQPGEPG	87 / 8 AA	172
Phosphosite 8:	CO3A1	P02461	T278	RNGEKGETGAPGLKG	75 / 8 AA	139
Phosphosite 9:	COL2A1	P02458	S313	GVKGESGSPGENGSP	100 / 7 AA	142
Phosphosite 10:	ZNF100	Q8IYN0	S15	MCPLKGASGCPGAER	66 / 9 AA	63
Phosphosite 11:	COL27A1	Q8IZC6	S1495	PPGFKGESGLPGQLG	87 / 8 AA	187
Phosphosite 12:	COL9A3	Q14050	S468	LVGPKGESGSRGELG	87 / 8 AA	64
Phosphosite 13:	COL11A2	P13942	S1218	EKGEPGESGSPGIQG	100 / 7 AA	172
Phosphosite 14:	C1QL2	Q7Z5L3	S111	PPGEKGDSGRPGLPG	75 / 8 AA	29
Phosphosite 15:	BAT2L1	Q5JSZ5	S1344	LEMVKPQSGSPYQPM	75 / 8 AA	166
Phosphosite 16:	SUZ12	Q15022	S693	QKLEKGESASPANEE	75 / 8 AA	83
Phosphosite 17:	COL4A2	P08572	T1313	LPGSKGDTGNPGAPG	62 / 8 AA	168
Phosphosite 18:	5-HT(1A)	P08908	S258	KKSVNGESGSRNWRL	75 / 8 AA	46
Phosphosite 19:	COL24A1	Q17RW2	S1341	PPGVKGSSGLPGSPG	77 / 9 AA	175
Phosphosite 20:	PCOLCE	Q15113	S45	GGDVKGESGYVASEG	100 / 6 AA	48