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:	S391
P-Site Sequence:	RLLLQIPSTIRSIHQ
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	S391	RLLLQIPSTIRSIHQ	100 / 9 AA	86
Phosphosite 1:	RAB40A	Q8WXH6	S216	VDKLPLPSTLRSHLK	66 / 9 AA	31
Phosphosite 2:	USP8	P40818	T272	AKDLQIGTTLRSLKD	66 / 9 AA	128
Phosphosite 3:	MUC19	Q7Z5P9	T1498	QSSEIPGTIKSSSDV	62 / 8 AA	598
Phosphosite 4:	USP3	Q9Y6I4	S346	DLSLDIPSQFRSKRS	66 / 9 AA	59
Phosphosite 5:	VPS13B	Q7Z7G8	T1099	VSGDIPGTVRSWYHG	62 / 8 AA	449
Phosphosite 6:	SFMBT1	Q9UHJ3	S233	GYELQPPSAIRHLKN	75 / 8 AA	98
Phosphosite 7:	TTLL5	Q6EMB2	S923	SSLSQIPSAIPSMPH	75 / 8 AA	143
Phosphosite 8:	IFT122	Q9HBG6	T217	YIQEIPSTLKSAVYS	62 / 8 AA	142
Phosphosite 9:	CCDC37	Q494V2	T7	_MSEIPSTIVSKNMT	75 / 8 AA	71
Phosphosite 10:	IFT122	Q9HBG6	S216	RYIQEIPSTLKSAVY	62 / 8 AA	142
Phosphosite 11:	CCDC37	Q494V2	S6	__MSEIPSTIVSKNM	75 / 8 AA	71
Phosphosite 12:	SAPAP2	Q9P1A6	T597	TPSDITSTIRSTAAV	75 / 8 AA	118
Phosphosite 13:	SAPAP2	Q9P1A6	S596	MTPSDITSTIRSTAA	75 / 8 AA	118
Phosphosite 14:	FUNDC2	Q9BWH2	T156	RKSNQIPTEVRSKAE	62 / 8 AA	21
Phosphosite 15:	EML3	Q32P44	S231	PITMYIPSGIRSLEE	85 / 7 AA	95
Phosphosite 16:	NLRC4	Q9NPP4	T226	QLLDIPGTIRKQTFM	71 / 7 AA	116
Phosphosite 17:	NEURL4	Q96JN8	S597	PAYLQLPSTMTNLRS	71 / 7 AA	167
Phosphosite 18:	TFE3	P19532	S294	TTGLQLPSTLPVSGN	62 / 8 AA	62
Phosphosite 19:	SNX25	Q9H3E2	T756	NGKLAPPTTIRSKEQ	66 / 9 AA	98
Phosphosite 20:	FDFT1	P37268	T365	KTRQIISTIRTQNLP	75 / 8 AA	48