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:	SLC6A20
Human P-Site:	S542
P-Site Sequence:	KYQAWDASQGQLVTK
UniProt:	Q9NP91
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	SLC6A20	Q9NP91	S542	KYQAWDASQGQLVTK	100 / 9 AA	66
Phosphosite 1:	USP9Y	O00507	S462	AKLAWDFSPGQLDHL	77 / 9 AA	291
Phosphosite 2:	FN1	P02751	S1654	SIKIAWESPQGQVSR	62 / 8 AA	263
Phosphosite 3:	GIRK4	P48544	S290	KSPFWEMSQAQLHQE	62 / 8 AA	48
Phosphosite 4:	USP9X	Q93008	S454	AKLAWDFSPEQLDHL	66 / 9 AA	290
Phosphosite 5:	STAG3	Q9UJ98	S766	HISKSDASQKQLSSL	75 / 8 AA	139
Phosphosite 6:	CSGALNACT1	Q8TDX6	S503	SKAMNEASHGQLGML	71 / 7 AA	61
Phosphosite 7:	PRRT3	Q5FWE3	S634	GPRGWDASPGPRLLA	62 / 8 AA	102
Phosphosite 8:	WDFY4	Q6ZS81	S3084	EGPAWDTSQIIITGS	83 / 6 AA	354
Phosphosite 9:	KIAA0087	Q14695	S7	_MEAWESSQPLLRCE	55 / 9 AA	15
Phosphosite 10:	LUZP4	Q9P127	S176	SLSQSDRSQGQLKRH	75 / 8 AA	36
Phosphosite 11:	PDE4A	P27815	S755	ATIAWEASPAQESLE	62 / 8 AA	98
Phosphosite 12:	C7orf45	Q8WWF3	S98	KDSAWDPSQTMKKPK	83 / 6 AA	28
Phosphosite 13:	C16orf82	Q7Z2V1	S58	HSQHSEASQGPLSLD	62 / 8 AA	23
Phosphosite 14:	HMG20A	Q9NP66	S56	PEFVEDLSQGQLLQS	85 / 7 AA	40
Phosphosite 15:	CEP164	Q9UPV0	S1338	STQWAWDSGQGPRLP	62 / 8 AA	164
Phosphosite 16:	PTGER4	P35408	S442	RISETSDSSQGQDSE	62 / 8 AA	53
Phosphosite 17:	PTGER4	P35408	S443	ISETSDSSQGQDSES	62 / 8 AA	53
Phosphosite 18:	GHSR	Q92847	S24	ADLDWDASPGNDSLG	83 / 6 AA	41
Phosphosite 19:	Cas-L	Q14511	S584	TEYPHGGSQGQLLHP	55 / 9 AA	93
Phosphosite 20:	HIF1AN	Q9NWT6	S30	LGPAWDESQLRSYSF	83 / 6 AA	40