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:	TTC21A
Human P-Site:	Y588
P-Site Sequence:	ALNKAGDYPEAIKTL
UniProt:	Q8NDW8
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	TTC21A	Q8NDW8	Y588	ALNKAGDYPEAIKTL	100 / 9 AA	151
Phosphosite 1:	FZD5	Q13467	Y556	GAMAAGDYPEASAAL	100 / 7 AA	65
Phosphosite 2:	CPSF7	Q8N684	Y364	SGASAGDYSDAIETL	75 / 8 AA	52
Phosphosite 3:	CPS1	P31327	Y80	FNTGLGGYPEAITDP	85 / 7 AA	165
Phosphosite 4:	STI1	P31948	Y376	ECFQKGDYPQAMKHY	71 / 7 AA	63
Phosphosite 5:	GBA3	Q9H227	Y264	PIFIDGDYPEVVKSQ	71 / 7 AA	54
Phosphosite 6:	CX3CR1	P49238	Y179	ENECLGDYPEVLQEI	71 / 7 AA	40
Phosphosite 7:	TOMM70A	O94826	Y130	KYFKAGKYEQAIQCY	66 / 9 AA	67
Phosphosite 8:	TTC28	Q96AY4	Y893	CYEALGDYEEAIKYY	85 / 7 AA	271
Phosphosite 9:	NFkB-p65	Q04206	Y496	TEPMLMEYPEAITRL	83 / 6 AA	60
Phosphosite 10:	NOB1P	Q9ULX3	Y76	FSKKTGDYPSLSATD	83 / 6 AA	47
Phosphosite 11:	SPAG1	Q07617	Y225	EAFNSGDYEEAVMYY	55 / 9 AA	104
Phosphosite 12:	SCN7A	Q01118	Y354	FRLMAQDYPEVLYHL	55 / 9 AA	193
Phosphosite 13:	SERPINB2	P05120	Y90	QQIQKGSYPDAILQA	71 / 7 AA	47
Phosphosite 14:	CLMN	Q96JQ2	Y555	EALEEGDYFEAIPLK	85 / 7 AA	112
Phosphosite 15:	TMC5	Q6UXY8	Y292	SLWGENDYPEGIEMA	83 / 6 AA	115
Phosphosite 16:	MTR	Q99707	Y395	KLIMAGNYEEALCVA	55 / 9 AA	141
Phosphosite 17:	CPSF6	Q16630	Y441	SDASAGDYGSAIETL	75 / 8 AA	59
Phosphosite 18:	RASL10A	Q92737	Y29	RQFLFGDYPERHRPT	100 / 5 AA	23
Phosphosite 19:	TNS1	Q9HBL0	Y533	TNTSEGGYPEALSPL	71 / 7 AA	186
Phosphosite 20:	KIAA0664	O75153	Y1036	LHYIMGDYAEALSNQ	71 / 7 AA	147