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:	EXT2
Human P-Site:	S138
P-Site Sequence:	NELLMAISDSDYYTD
UniProt:	Q93063
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	EXT2	Q93063	S138	NELLMAISDSDYYTD	100 / 9 AA	82
Phosphosite 1:	EXT2	Q93063	S140	LLMAISDSDYYTDDI	100 / 7 AA	82
Phosphosite 2:	CNN3	Q15417	S298	NGSEISDSDYQAEYP	85 / 7 AA	36
Phosphosite 3:	FAM78B	Q5VT40	S105	EGRVKAISDSDGVSY	75 / 8 AA	30
Phosphosite 4:	CNN3	Q15417	S296	GTNGSEISDSDYQAE	85 / 7 AA	36
Phosphosite 5:	SCN4A	P35499	S1811	TMGLMPISPSDTAWP	75 / 8 AA	208
Phosphosite 6:	FAM78A	Q5JUQ0	S125	EGKIQAISDSDGVNY	75 / 8 AA	32
Phosphosite 7:	NFAT5	O94916	S1474	PDQLMAISQPGQPQN	62 / 8 AA	166
Phosphosite 8:	YEATS2	Q9ULM3	S925	QASLMKISDSTLKTV	85 / 7 AA	151
Phosphosite 9:	MAPK8IP3	Q9UPT6	S819	SIPAASDSDYPPGEM	85 / 7 AA	147
Phosphosite 10:	CASP8AP2	Q9UKL3	S309	SSKFKSNSDSDYKGE	55 / 9 AA	223
Phosphosite 11:	CASP8	Q14790	S209	LCGVMTISDSPREQD	71 / 7 AA	55
Phosphosite 12:	CASP8	Q14790	T207	EELCGVMTISDSPRE	71 / 7 AA	55
Phosphosite 13:	FAM78A	Q5JUQ0	S127	KIQAISDSDGVNYPW	100 / 6 AA	32
Phosphosite 14:	MAPK8IP3	Q9UPT6	S817	ISSIPAASDSDYPPG	85 / 7 AA	147
Phosphosite 15:	DTNBP1	Q96EV8	S247	QMDLMDISDQEALDV	62 / 8 AA	39
Phosphosite 16:	CCK	P06307	S93	LDPSHRISDRDYMGW	83 / 6 AA	13
Phosphosite 17:	ZXDB	P98169	S669	PPSLMATSDPPQSLD	71 / 7 AA	85
Phosphosite 18:	ZXDA	P98168	S665	PPSLMATSDPPQSLD	71 / 7 AA	85
Phosphosite 19:	FAM78B	Q5VT40	S107	RVKAISDSDGVSYPW	100 / 6 AA	30
Phosphosite 20:	ZXDB	P98169	T668	DPPSLMATSDPPQSL	71 / 7 AA	85