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:	S77
P-Site Sequence:	QLENEDSSVHISPRQ
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	S77	QLENEDSSVHISPRQ	100 / 9 AA	86
Phosphosite 1:	EXT1	Q16394	S76	DQLENEDSSVHISPR	100 / 8 AA	86
Phosphosite 2:	MTHFD1	P11586	T93	TSLNEDSTVHGFLVQ	85 / 7 AA	102
Phosphosite 3:	RIF1	Q5UIP0	S1403	DQMVNEDSQVQITPN	75 / 8 AA	274
Phosphosite 4:	CACNA1B	Q00975	T1788	PISNEDMTVHFTSTL	55 / 9 AA	262
Phosphosite 5:	CORO2B	Q9UQ03	S111	ASCSEDTSVRIWEIP	55 / 9 AA	55
Phosphosite 6:	FANCB	Q8NB91	S456	LCGEEENSVHILDEK	71 / 7 AA	98
Phosphosite 7:	NHS	Q6T4R5	S659	PHANEDASVFVTEQY	55 / 9 AA	177
Phosphosite 8:	NME4	O00746	S142	GTIRGDFSVHISRNV	85 / 7 AA	21
Phosphosite 9:	XRCC2	O43543	S37	NLFADEDSPVHGDIL	71 / 7 AA	32
Phosphosite 10:	ZC3H14	Q6PJT7	S225	PASRNADSGVHLNRL	62 / 8 AA	83
Phosphosite 11:	HUWE1	Q7Z6Z7	S3941	FFSREPSSMHISSSL	75 / 8 AA	482
Phosphosite 12:	TP53BP1	Q12888	S754	EEATSEDSSVVIVDV	75 / 8 AA	214
Phosphosite 13:	FANCA	O15360	S696	GHNEDDSSVEISKIQ	75 / 8 AA	163
Phosphosite 14:	SFXN3	Q9BWM7	S291	ALFPQKSSIHISNLE	62 / 8 AA	36
Phosphosite 15:	GBP6	Q6ZN66	S401	FLLQNEESSVQYCQA	71 / 7 AA	72
Phosphosite 16:	HIVEP3	Q5T1R4	S89	KRPPIEASVHISQLP	71 / 7 AA	259
Phosphosite 17:	WSB2	Q9NYS7	S289	VDPAMDDSDVHISSL	71 / 7 AA	45
Phosphosite 18:	TP53BP1	Q12888	S755	EATSEDSSVVIVDVK	75 / 8 AA	214
Phosphosite 19:	FAM83F	Q8NEG4	S480	KRPNENSSADISGKT	66 / 9 AA	55
Phosphosite 20:	RABEP1	Q15276	S593	KQSSEDSSHQISALV	66 / 9 AA	99