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:	S400
P-Site Sequence:	FLKEVQKSLGKSEVL
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	S400	FLKEVQKSLGKSEVL	100 / 9 AA	151
Phosphosite 1:	DST	Q03001	T2693	TVEEVQKTLNKFLTK	75 / 8 AA	372
Phosphosite 2:	GTF3C1	Q12789	S1605	VENEVIKSLGKDGSL	87 / 8 AA	239
Phosphosite 3:	HEATR5A	Q86XA9	S996	THAEVHQSLGRCLNA	55 / 9 AA	222
Phosphosite 4:	PLA2G12A	Q9BZM1	T142	ICRDVQKTLGLTQHV	71 / 7 AA	21
Phosphosite 5:	SNCAIP	Q9Y6H5	S552	QFLEAQKSEGKSLPS	77 / 9 AA	100
Phosphosite 6:	ALS2CR8	Q8N187	S482	HIHEVQKSLRNGDTV	100 / 6 AA	81
Phosphosite 7:	ARG1	P05089	S281	DIMEVNPSLGKTPEE	66 / 9 AA	35
Phosphosite 8:	USP33	Q8TEY7	S57	KEDLIQKSLGTCQDC	62 / 8 AA	107
Phosphosite 9:	POLR3A	O14802	T1257	NTYEVEKTLGIEAAR	71 / 7 AA	156
Phosphosite 10:	PLCB3	Q01970	S537	PSLEPQKSLGDEGLN	85 / 7 AA	139
Phosphosite 11:	TTN	Q8WZ42	S7649	YSFEVKNSVGKSNCT	66 / 9 AA	3816
Phosphosite 12:	RNASE1	P07998	S26	VLGWVQPSLGKESRA	85 / 7 AA	18
Phosphosite 13:	OAS2	P29728	S123	NNFEIQKSLDGFTIQ	71 / 7 AA	82
Phosphosite 14:	MOGAT2	Q3SYC2	T293	KPIEVQKTLHPSEEE	66 / 9 AA	38
Phosphosite 15:	GPR161	Q8N6U8	S458	VKAEVHKSLDSYAAS	71 / 7 AA	59
Phosphosite 16:	UBTF	P17480	S229	TTKEVKDSLGKQWSQ	75 / 8 AA	89
Phosphosite 17:	ABCA2	Q9BZC7	S2128	ELLQVQQSLGYCPQC	55 / 9 AA	270
Phosphosite 18:	DNAH2	Q9P225	S1519	ILEDIQKSLDMYLET	50 / 8 AA	508
Phosphosite 19:	QRICH2	Q9H0J4	S624	QPGEVQRSLVQPGIV	55 / 9 AA	181
Phosphosite 20:	TBC1D9	Q6ZT07	S549	YEDLVEKSMGKYNLA	71 / 7 AA	143