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:	SULF1
Human P-Site:	Y313
P-Site Sequence:	LENTYIIYTADHGYH
UniProt:	Q8IWU6
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	SULF1	Q8IWU6	Y313	LENTYIIYTADHGYH	100 / 9 AA	101
Phosphosite 1:	SULF2	Q8IWU5	Y314	LDNTYIVYTADHGYH	88 / 9 AA	100
Phosphosite 2:	IL17R	Q96F46	Y384	PRKVWIIYSADHPLY	66 / 9 AA	96
Phosphosite 3:	GNS	P15586	Y323	LNNTYIFYTSDNGYH	66 / 9 AA	62
Phosphosite 4:	SULF1	Q8IWU6	Y310	TGELENTYIIYTADH	100 / 6 AA	101
Phosphosite 5:	COPB2	P35606	Y378	GDGEYIIYTAMALRN	100 / 6 AA	102
Phosphosite 6:	ARSK	Q6UWY0	Y310	LQKTIVIYSSDHGEL	55 / 9 AA	61
Phosphosite 7:	ACSL6	Q9UKU0	T192	AIRYIINTADISTVI	85 / 7 AA	78
Phosphosite 8:	RASA3	Q14644	Y289	SLRLNVVYTEDHVFS	57 / 7 AA	96
Phosphosite 9:	Chk2	O96017	Y159	PKNSYIAYIEDHSGN	55 / 9 AA	61
Phosphosite 10:	KCNG3	Q8TAE7	Y127	MSDTYTFYSADEPGV	62 / 8 AA	50
Phosphosite 11:	SULF2	Q8IWU5	Y311	TGELDNTYIVYTADH	83 / 6 AA	100
Phosphosite 12:	ECT2	Q9H8V3	Y774	ADAENLIYTADPESF	71 / 7 AA	100
Phosphosite 13:	ECT2	Q9H8V3	T775	DAENLIYTADPESFE	71 / 7 AA	100
Phosphosite 14:	ZNF423	Q2M1K9	Y67	DMEDESIYTCDHCQQ	83 / 6 AA	145
Phosphosite 15:	TNFRSF21	O75509	T453	AAFSNGYTADHERAY	100 / 5 AA	72
Phosphosite 16:	GNS	P15586	Y320	TGELNNTYIFYTSDN	83 / 6 AA	62
Phosphosite 17:	TNFRSF21	O75509	Y452	VAAFSNGYTADHERA	100 / 5 AA	72
Phosphosite 18:	NHSL1	Q5SYE7	Y240	DADGHSVYTPDHYST	66 / 6 AA	171
Phosphosite 19:	SULF1	Q8IWU6	T309	ETGELENTYIIYTAD	100 / 5 AA	101
Phosphosite 20:	PRDM10	Q9NQV6	Y51	RPSQQVVYTADGASY	66 / 6 AA	130