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:	S516
P-Site Sequence:	SGYRASRSQRKSQRQ
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	S516	SGYRASRSQRKSQRQ	100 / 9 AA	101
Phosphosite 1:	SULF1	Q8IWU6	S514	RESGYRASRSQRKSQ	100 / 7 AA	101
Phosphosite 2:	CIC	Q96RK0	S424	PLLPTRASRSQRAAS	100 / 7 AA	164
Phosphosite 3:	CIC	Q96RK0	S426	LPTRASRSQRAASED	100 / 7 AA	164
Phosphosite 4:	TRA2A	Q13595	S16	FEGRESRSQSKSPTG	77 / 9 AA	33
Phosphosite 5:	SPATA6	Q9NWH7	S186	LQNRTSRSQKKKSKS	75 / 8 AA	56
Phosphosite 6:	NKTR	P30414	S566	HRKRASKSPRKTASQ	66 / 9 AA	166
Phosphosite 7:	STXBP5	Q5T5C0	S684	PYRREPRSPRKSRQP	66 / 9 AA	128
Phosphosite 8:	ISG20L2	Q9H9L3	S136	INSHPTRSQKKSSQK	55 / 9 AA	39
Phosphosite 9:	CCL16	O15467	S23	IITSASRSQPKVPEW	85 / 7 AA	14
Phosphosite 10:	ZYG11B	Q9C0D3	S622	QAWTLSRSQRNSLLD	85 / 7 AA	84
Phosphosite 11:	CDCA5	Q96FF9	S29	PTKPLRRSQRKSGSE	100 / 6 AA	28
Phosphosite 12:	ASAM	Q9H6B4	S314	TANSASRSQRTLSTD	85 / 7 AA	41
Phosphosite 13:	ARMC5	Q96C12	T503	TSLRAPRTQRTPGRS	55 / 9 AA	98
Phosphosite 14:	ASAM	Q9H6B4	S312	RSTANSASRSQRTLS	100 / 6 AA	41
Phosphosite 15:	RapGEF1	Q13905	S84	TSAVASRSQRQKNLS	100 / 6 AA	121
Phosphosite 16:	RapGEF1	Q13905	S82	MSTSAVASRSQRQKN	100 / 6 AA	121
Phosphosite 17:	axin 1	O15169	S768	LSETETRSQRKVGGG	71 / 7 AA	96
Phosphosite 18:	CETN2	P41208	S13	KKANMASSSQRKRMS	85 / 7 AA	20
Phosphosite 19:	MON1B	Q7L1V2	S107	PSDEEWRSQRKHVFV	71 / 7 AA	59
Phosphosite 20:	GDF7	Q7Z4P5	T274	VLVVSSRTQRKESLF	83 / 6 AA	47