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:	S478
P-Site Sequence:	NLGLKPPSKFTAVIH
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	S478	NLGLKPPSKFTAVIH	100 / 9 AA	86
Phosphosite 1:	GNAS	Q5JWF2	S293	QEAVRPPSNFTGSSP	55 / 9 AA	111
Phosphosite 2:	ARHGAP27	Q6ZUM4	S550	AGGLRQPSKFSTPEY	55 / 9 AA	98
Phosphosite 3:	ASTN2	O75129	S767	PKCLKPDSKFNDTLF	66 / 9 AA	148
Phosphosite 4:	CSRP3	P50461	T111	TSNPSKFTAKFGESE	100 / 6 AA	21
Phosphosite 5:	C17orf76	Q8NAA5	S258	TDILKDPSKFPNVTW	85 / 7 AA	38
Phosphosite 6:	FAM47DP	A6NHR8	Y29	CDKPPSKYIAKRKHR	71 / 7 AA	47
Phosphosite 7:	PRX	Q9BXM0	S928	IETKVKPSSKFSLPK	62 / 8 AA	155
Phosphosite 8:	PRX	Q9BXM0	S929	ETKVKPSSKFSLPKF	62 / 8 AA	155
Phosphosite 9:	BRPF3	Q9ULD4	S869	INDSKPPSRFLKPRK	83 / 6 AA	136
Phosphosite 10:	BAZ2A	Q9UIF9	S1412	KRRGRPPSKFFKQME	83 / 6 AA	211
Phosphosite 11:	RBM26	Q5T8P6	S421	QPPPAPPSLFTADTY	85 / 7 AA	114
Phosphosite 12:	FOXD4	Q12950	S107	RQPAKPPSSYIALIT	62 / 8 AA	47
Phosphosite 13:	OR5M8	Q8NGP6	S263	FMYLRPPSKESVEQG	83 / 6 AA	36
Phosphosite 14:	C21orf2	O43822	S195	ERGLKPPSRGQFPSL	83 / 6 AA	28
Phosphosite 15:	TBCCD1	Q9NVR7	S26	ALQVPPPSKFSLHYL	83 / 6 AA	64
Phosphosite 16:	TTN	Q8WZ42	T28776	PSDPSKFTLAVSPVD	100 / 5 AA	3816
Phosphosite 17:	MXRA5	Q9NR99	T1688	PSIPSKFTDRRTDQF	83 / 6 AA	312
Phosphosite 18:	SAPAP1	O14490	S672	TGENKAPSKFQSVGV	83 / 6 AA	109
Phosphosite 19:	NPAT	Q14207	S1111	SSTLKPPSNNAIKRE	83 / 6 AA	154
Phosphosite 20:	ZNF469	Q96JG9	S189	RCFQEPPSSFTSTNY	62 / 8 AA	259