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:	FBXO21
Human P-Site:	Y93
P-Site Sequence:	KHYSPTDYVNWLEEY
UniProt:	O94952
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	FBXO21	O94952	Y93	KHYSPTDYVNWLEEY	100 / 9 AA	72
Phosphosite 1:	CUL5	Q93034	Y489	EVGMPADYVNKLARM	75 / 8 AA	91
Phosphosite 2:	PRRX1	P54821	Y190	PAPRPTDYLSWGTAS	71 / 7 AA	27
Phosphosite 3:	Ig kappa chain V-I region WAT	P80362	Y32	ASQDITNYVNWFQQR	71 / 7 AA	12
Phosphosite 4:	PPT2	Q9UMR5	Y148	GQYGDTDYLKWLFPT	71 / 7 AA	34
Phosphosite 5:	GYLTL1B	Q8N3Y3	Y598	RGHAPTDYARWREAQ	62 / 8 AA	82
Phosphosite 6:	RNF103	O00237	Y508	HPLIPTDYIKNLPMW	62 / 8 AA	79
Phosphosite 7:	SNX9	Q9Y5X1	Y56	RGLVPTDYVEILPSD	75 / 8 AA	67
Phosphosite 8:	KRI1	Q8N9T8	Y208	KAQEEADYIEWLKGQ	57 / 7 AA	83
Phosphosite 9:	MAMSTR	Q6ZN01	S372	SPRDPTDSLDWLEAL	62 / 8 AA	45
Phosphosite 10:	HSF2	Q03933	Y405	VQMNPTDYINNTKSE	62 / 8 AA	60
Phosphosite 11:	CCDC60	Q8IWA6	Y531	IHMPQEDYISWLQSR	66 / 6 AA	63
Phosphosite 12:	CLASP1	Q7Z460	T1012	LARQMDPTDFVNSSE	83 / 6 AA	169
Phosphosite 13:	Ig kappa chain V-I region Mev	P01612	Y32	ASQSSVDYLNWYQQK	62 / 8 AA	12
Phosphosite 14:	HERC4	Q5GLZ8	Y631	LIDIRNDYINWVQQQ	50 / 8 AA	119
Phosphosite 15:	ARMETL1	Q49AH0	Y167	ACAEKTDYVNLIQEL	71 / 7 AA	21
Phosphosite 16:	PQBP1	O60828	S74	NADTDLVSWLSPHDP	71 / 7 AA	30
Phosphosite 17:	IRS1	P35568	Y896	EPKSPGEYVNIEFGS	71 / 7 AA	132
Phosphosite 18:	SNX9	Q9Y5X1	T54	GERGLVPTDYVEILP	83 / 6 AA	67
Phosphosite 19:	TULP4	Q9NRJ4	Y1083	SARDRTDYVNSAFTE	71 / 7 AA	169
Phosphosite 20:	5-HT(1A)	P08908	Y144	AITDPIDYVNKRTPR	83 / 6 AA	46