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:	IL-21R
Human P-Site:	S474
P-Site Sequence:	GRSPGGVSESEAGSP
UniProt:	Q9HBE5
Intern. Prot. ID:	IPI00034249

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	IL-21R	Q9HBE5	S474	GRSPGGVSESEAGSP	100 / 9 AA	59
Phosphosite 1:	INSM1	Q01101	S358	TPSPGGVSESGSEDG	100 / 7 AA	53
Phosphosite 2:	BIRC7	Q96CA5	S220	AQEPGGVSPAEAQRA	77 / 9 AA	33
Phosphosite 3:	IL-21R	Q9HBE5	S476	SPGGVSESEAGSPLA	100 / 7 AA	59
Phosphosite 4:	PNMAL1	Q86V59	S333	AESPGGASESDQDGG	75 / 8 AA	48
Phosphosite 5:	KIAA0232	Q92628	S1122	ELSPGGGSESEFESE	87 / 8 AA	155
Phosphosite 6:	NUDT6	P53370	S178	WKFPGGLSEPEEDIG	75 / 8 AA	36
Phosphosite 7:	DHX38	Q92620	S125	PSHPGGVSEEFWERS	100 / 6 AA	141
Phosphosite 8:	RCOR2	Q8IZ40	S213	EEGRGGVSEGEPDPA	66 / 9 AA	58
Phosphosite 9:	IGFBP-3	P17936	S138	PPAPGNASESEEDRS	75 / 8 AA	32
Phosphosite 10:	UTP14A	Q9BVJ6	S405	ELEAHGVSESEGEER	100 / 6 AA	88
Phosphosite 11:	UBLE1A	Q9UBE0	S12	EEAGGGISEEEAAQY	75 / 8 AA	38
Phosphosite 12:	NPHP3	Q7Z494	S785	SHNGVSESELMELYP	100 / 6 AA	151
Phosphosite 13:	PPAN	Q9NQ55	S238	LATGAGLSESEAEPD	85 / 7 AA	53
Phosphosite 14:	PPAN	Q9NQ55	S240	TGAGLSESEAEPDGD	85 / 7 AA	53
Phosphosite 15:	C12orf50	Q8NA57	S215	IFLGVDESEALTEEK	85 / 7 AA	47
Phosphosite 16:	DACT1	Q9NYF0	S385	VRAPGGVSQGNSVNL	55 / 9 AA	90
Phosphosite 17:	ALMS1	Q8TCU4	S2467	EEEGVSESEDGGGSS	100 / 6 AA	461
Phosphosite 18:	RNF219	Q5W0B1	S73	KEIIGGTSESEPMLS	75 / 8 AA	81
Phosphosite 19:	Chk1	O14757	S284	RVTSGGVSESPSGFS	100 / 6 AA	54
Phosphosite 20:	SRRT	Q9BXP5	S368	SFDEGSVSESESESE	75 / 8 AA	101