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:	COL9A1
Human P-Site:	T260
P-Site Sequence:	HELPARITPSQTTDE
UniProt:	P20849
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	COL9A1	P20849	T260	HELPARITPSQTTDE	100 / 9 AA	92
Phosphosite 1:	COL9A1	P20849	S262	LPARITPSQTTDERG	100 / 7 AA	92
Phosphosite 2:	VPS8	Q8N3P4	T1331	EIKKGRITPSQVKMS	85 / 7 AA	162
Phosphosite 3:	VPS8	Q8N3P4	S1333	KKGRITPSQVKMSPS	100 / 6 AA	162
Phosphosite 4:	FBLN2	P98095	T1087	QNSPARITHYQLNFQ	75 / 8 AA	127
Phosphosite 5:	HIPK3	Q9H422	T515	IDADLRITPAETLNH	71 / 7 AA	134
Phosphosite 6:	ZNF521	Q96K83	S1187	PMPRISPSQSDEKKT	71 / 7 AA	148
Phosphosite 7:	ZNF521	Q96K83	S1185	VSPMPRISPSQSDEK	71 / 7 AA	148
Phosphosite 8:	POLR3A	O14802	T1007	LYQLDRITPTQVEKF	71 / 7 AA	156
Phosphosite 9:	DYRK3	O43781	T512	WDPSARLTPAQALRH	62 / 8 AA	66
Phosphosite 10:	TOLLIP	Q9H0E2	T25	PQDFLRITPTQQQRQ	83 / 6 AA	30
Phosphosite 11:	OR5AU1	Q8NGC0	S28	SLGRIKPSQSPRCST	71 / 7 AA	41
Phosphosite 12:	DENND4A	Q7Z401	T1833	KMAYDRLTPSQVKST	71 / 7 AA	209
Phosphosite 13:	DENND4A	Q7Z401	S1835	AYDRLTPSQVKSTHN	83 / 6 AA	209
Phosphosite 14:	MTPAP	Q9NVV4	S431	DLSRIKPSQNTETLE	71 / 7 AA	66
Phosphosite 15:	GPR112	Q8IZF6	T1641	IEAPSRITPTTFLSP	71 / 7 AA	301
Phosphosite 16:	ANK1	P16157	T1684	QRGQARITHSPTVSQ	75 / 8 AA	206
Phosphosite 17:	CADPS	Q9ULU8	S34	APSGARLSPSRTSEG	62 / 8 AA	153
Phosphosite 18:	MFHAS1	Q9Y4C4	T774	SPPMARSTPSQELLR	85 / 7 AA	117
Phosphosite 19:	RNF6	Q9Y252	T197	TSPVARRTRSQTSVN	75 / 8 AA	78
Phosphosite 20:	ARID4A	P29374	S1145	ARSPARISPHIKDGE	83 / 6 AA	143