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:	FGF21
Human P-Site:	S122
P-Site Sequence:	HFDPEACSFRELLLE
UniProt:	Q9NSA1
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	FGF21	Q9NSA1	S122	HFDPEACSFRELLLE	100 / 9 AA	22
Phosphosite 1:	ZNF347	Q96SE7	S130	SQDIEGCSFREVQKN	75 / 8 AA	96
Phosphosite 2:	C1orf70	Q5SV17	S136	TWLPKLCSLRELGRR	66 / 9 AA	20
Phosphosite 3:	LRRC9	Q6ZRR7	S179	LSGNQICSFKELTNL	62 / 8 AA	128
Phosphosite 4:	KIAA0284	Q9Y4F5	S218	PAEPQGCSFRREPSY	71 / 7 AA	172
Phosphosite 5:	CSRNP1	Q96S65	S308	QLEQEAESFRELEAP	77 / 9 AA	64
Phosphosite 6:	TBC1D8B	Q0IIM8	S1068	HLEKDPCSFREEPQW	71 / 7 AA	129
Phosphosite 7:	FRG2B	Q96QU4	S90	GSEPESSSYRENCRK	62 / 8 AA	31
Phosphosite 8:	FRG2	Q64ET8	S90	GSEPESSSYRENCRK	62 / 8 AA	30
Phosphosite 9:	FRG2B	Q96QU4	S89	AGSEPESSSYRENCR	62 / 8 AA	31
Phosphosite 10:	FRG2	Q64ET8	S89	AGSEPESSSYRENCR	62 / 8 AA	30
Phosphosite 11:	ZNF318	Q5VUA4	S1861	KLSPQACSFTKAKLD	83 / 6 AA	251
Phosphosite 12:	transferrin	P02787	T694	SSLLEACTFRRP___	83 / 6 AA	77
Phosphosite 13:	RPS27L	Q71UM5	S78	ARLTEGCSFRRKQH_	83 / 6 AA	9
Phosphosite 14:	RPS27	P42677	S78	ARLTEGCSFRRKQH_	83 / 6 AA	9
Phosphosite 15:	ATMIN	O43313	S361	GLDSEACSLKESLPL	62 / 8 AA	88
Phosphosite 16:	CCDC55	Q9H0G5	S201	EEEVPKCSFREARSG	100 / 5 AA	66
Phosphosite 17:	DGKQ	P52824	S608	KGRDLLCSFRKLLNP	83 / 6 AA	101
Phosphosite 18:	NHEJ1	Q9H9Q4	S203	EKLPEACSIGDGKPF	62 / 8 AA	33
Phosphosite 19:	UBXN2A	P68543	S252	QRLQKTASFRELSEH	55 / 9 AA	29
Phosphosite 20:	VSTM2L	Q96N03	S63	EDVEMACSFRGSGSP	100 / 5 AA	22