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:	S411
P-Site Sequence:	LDAGLEPSPGLEDPL
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	S411	LDAGLEPSPGLEDPL	100 / 9 AA	59
Phosphosite 1:	ELF4	Q99607	S361	QHVGLQPSASLELGP	66 / 9 AA	71
Phosphosite 2:	TD02	P48775	T212	VEAWLERTPGLEPHG	75 / 8 AA	48
Phosphosite 3:	DIP2B	Q9P265	S9	AERGLEPSPAAVAAL	85 / 7 AA	171
Phosphosite 4:	NUT	Q86Y26	S511	GDGRLRPSPGLQGAG	75 / 8 AA	120
Phosphosite 5:	BMX	P51813	S511	HGKGLEPSQLLEMCY	77 / 9 AA	78
Phosphosite 6:	ANK2	Q01484	S2407	HKDSLEASPVLEDNS	66 / 9 AA	430
Phosphosite 7:	ZNRF3	Q9ULT6	S690	SEVGLEASPGAAPDL	85 / 7 AA	101
Phosphosite 8:	GPR98	Q8WXG9	S3051	QLILTNPSPGLELGK	85 / 7 AA	693
Phosphosite 9:	DKFZP434B0335	Q7Z6L1	S746	DIFVSEPSPDLEAHE	85 / 7 AA	130
Phosphosite 10:	MDS2	Q8NDY4	S121	ANPGREPSPGICWHL	75 / 8 AA	15
Phosphosite 11:	KRTAP27-1	Q3LI81	S189	EPQLLESSPGVEPTC	75 / 8 AA	22
Phosphosite 12:	RUSC1	Q9BVN2	S193	TTCQDVPSPGLEEED	100 / 6 AA	96
Phosphosite 13:	LRRC27	Q9C0I9	S199	MTLRDLPSPGLELSG	100 / 6 AA	60
Phosphosite 14:	LARP5	Q92615	S488	EPGSLESSPGLGRGR	85 / 7 AA	81
Phosphosite 15:	SYT8	Q8NBV8	S111	DVDGLESSPGDAQQW	85 / 7 AA	18
Phosphosite 16:	RTN1	Q16799	S48	APQAGEPSPGLGARA	100 / 6 AA	84
Phosphosite 17:	KRTAP3-2	Q9BYR7	T74	LLNSCQPTPGLETLN	71 / 7 AA	10
Phosphosite 18:	KRTAP3-3	Q9BYR6	T74	LLNSCQPTPGLETLN	71 / 7 AA	10
Phosphosite 19:	RGS3	P49796	S711	SPPSKEPSPGQELPP	85 / 7 AA	132
Phosphosite 20:	RSKL2	Q9Y6S9	S11	VACECLPSPGLEPEP	100 / 6 AA	60