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:	GDF5OS
Human P-Site:	S228
P-Site Sequence:	SPREPVTSRLRGKAP
UniProt:	Q5U4N7
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	GDF5OS	Q5U4N7	S228	SPREPVTSRLRGKAP	100 / 9 AA	28
Phosphosite 1:	GDF5OS	Q5U4N7	T227	TSPREPVTSRLRGKA	100 / 8 AA	28
Phosphosite 2:	GFRA2	O00451	S133	SPYEPVTSRLSDIFR	77 / 9 AA	52
Phosphosite 3:	GFRA2	O00451	T132	ASPYEPVTSRLSDIF	100 / 7 AA	52
Phosphosite 4:	SLC12A5	Q9H2X9	T338	EGNETVTTRLWGLFC	66 / 9 AA	126
Phosphosite 5:	AlphaK1	Q96L96	T1888	QASEPVTTQLLGQPP	66 / 9 AA	201
Phosphosite 6:	GFRA1	P56159	S126	SPYEPVNSRLSDIFR	66 / 9 AA	51
Phosphosite 7:	EVI1	Q03112	S919	TGKEPVTSNLHEGNP	75 / 8 AA	118
Phosphosite 8:	ZNF446	Q9NWS9	T24	TTLEEPETARLRFRG	75 / 8 AA	49
Phosphosite 9:	MUC16	Q8WXI7	S5094	TRLEPVTSSLPNFSS	66 / 9 AA	2353
Phosphosite 10:	UHRF1BP1	Q6BDS2	T204	NGDQDPVTTPLRLIT	62 / 8 AA	159
Phosphosite 11:	UHRF1BP1	Q6BDS2	T205	GDQDPVTTPLRLITN	62 / 8 AA	159
Phosphosite 12:	TUBGCP5	Q96RT8	S602	LFLESVQSRLRHGED	75 / 8 AA	118
Phosphosite 13:	KLC3	Q6P597	S448	RGSEKLVSRLRGEAA	66 / 9 AA	55
Phosphosite 14:	CNGA4	Q8IV77	S495	ALQEATESRLRGLDQ	66 / 9 AA	66
Phosphosite 15:	EXOG	Q9Y2C4	S8	MAIKSIASRLRGSRR	62 / 8 AA	41
Phosphosite 16:	PHRF1	Q9P1Y6	S261	ADVVPTTSRLRPRAG	85 / 7 AA	179
Phosphosite 17:	PHRF1	Q9P1Y6	T260	LADVVPTTSRLRPRA	85 / 7 AA	179
Phosphosite 18:	ZFP36	P26651	S52	SSPSGVTSRLPGRST	85 / 7 AA	34
Phosphosite 19:	AlphaK1	Q96L96	T1887	PQASEPVTTQLLGQP	71 / 7 AA	201
Phosphosite 20:	POLR2C	P19387	T131	SPRVIPVTSRNRDND	85 / 7 AA	31