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:	EXT1
Human P-Site:	T279
P-Site Sequence:	LTGIGSDTRNALYHV
UniProt:	Q16394
Intern. Prot. ID:	IPI00293128

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	EXT1	Q16394	T279	LTGIGSDTRNALYHV	100 / 9 AA	86
Phosphosite 1:	EXT1	Q16394	S277	RYLTGIGSDTRNALY	100 / 7 AA	86
Phosphosite 2:	FAT	Q14517	S4266	TPSIPSDSRNNLDRN	66 / 9 AA	506
Phosphosite 3:	HLCS	P50747	S172	LLYVGSDSQEALGRF	55 / 9 AA	81
Phosphosite 4:	SPHK1IP	Q2M3C7	T374	NPGDHEDTRNALPPR	100 / 6 AA	186
Phosphosite 5:	USP10	Q14694	T236	PGALGSDTRTAGQPE	75 / 8 AA	87
Phosphosite 6:	C20orf19	Q2M2Z5	S256	THCLEIGSNTRHGKS	71 / 7 AA	75
Phosphosite 7:	CHRM3	P20309	S359	SDEEDIGSETRAIYS	83 / 6 AA	66
Phosphosite 8:	AFTPH	Q6ULP2	T735	LSSLGIDTRNILFTG	66 / 9 AA	102
Phosphosite 9:	SPTBN4	Q9NRC6	T1034	QPGSSEDTRHALQLA	83 / 6 AA	417
Phosphosite 10:	CHN1	P15882	T92	ALRFGSQTRNFRLYY	71 / 7 AA	53
Phosphosite 11:	CHN1	P15882	S90	TLALRFGSQTRNFRL	71 / 7 AA	53
Phosphosite 12:	EFCAB3	Q8N7B9	S366	GDLIGMDSRNESFYD	62 / 8 AA	50
Phosphosite 13:	KIAA1407	Q8NCU4	S637	GTEGRSDSRNSLSGL	71 / 7 AA	111
Phosphosite 14:	CACNA1H	O95180	T1464	YYCEGPDTRNISTKA	83 / 6 AA	259
Phosphosite 15:	PCYOX1	Q9UHG3	T301	EVVYQIGTETRSDFY	57 / 7 AA	57
Phosphosite 16:	MLF1IP	Q71F23	S229	SRSKAIGSDTSDIVH	71 / 7 AA	48
Phosphosite 17:	DNAH8	Q96JB1	T3908	WEESDTRTPLICFLS	71 / 7 AA	515
Phosphosite 18:	HSPA5	P11021	T561	KLKERIDTRNELESY	83 / 6 AA	72
Phosphosite 19:	SLC4A8	Q2Y0W8	Y470	APWYWSDYRDALSLQ	71 / 7 AA	123
Phosphosite 20:	HDGFRP3	Q9Y3E1	T189	GGDAGNDTRNTTSDL	71 / 7 AA	23