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:	S911
P-Site Sequence:	EYDKAVQSYKDVFSY
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	S911	EYDKAVQSYKDVFSY	100 / 9 AA	151
Phosphosite 1:	TTC21A	Q8NDW8	Y912	YDKAVQSYKDVFSYL	100 / 8 AA	151
Phosphosite 2:	SPIRE1	Q08AE8	Y196	KISAIRSYRDVMKLC	62 / 8 AA	86
Phosphosite 3:	SPIRE1	Q08AE8	S195	RKISAIRSYRDVMKL	62 / 8 AA	86
Phosphosite 4:	SNX8	Q9Y5X2	S326	LFLDLLQSYKDLCER	71 / 7 AA	53
Phosphosite 5:	COL6A6	A6NMZ7	S1962	ARPPPVQSYMDAAFL	71 / 7 AA	247
Phosphosite 6:	Myomesin 2	P54296	Y188	PTPVVQWYKDGSLIC	83 / 6 AA	165
Phosphosite 7:	1700021F05Rik	Q9P0P8	S141	DLEKAVQSFRYDVVL	71 / 7 AA	28
Phosphosite 8:	TTC10	Q13099	T685	NYQKALDTYKDTHRK	55 / 9 AA	93
Phosphosite 9:	PKD2L2	Q9NZM6	Y519	GKMIKQSYKNVLEKF	83 / 6 AA	74
Phosphosite 10:	PKD2L2	Q9NZM6	S518	LGKMIKQSYKNVLEK	83 / 6 AA	74
Phosphosite 11:	IARS	P41252	Y198	NFESHQNYKDVQDPS	83 / 6 AA	144
Phosphosite 12:	piccolo	Q9Y6V0	T5023	QKTKALQTYKRSDIR	71 / 7 AA	567
Phosphosite 13:	PLS3	P13797	S543	GKSTSIQSFKDKTIS	57 / 7 AA	71
Phosphosite 14:	RASAL2	Q9UJF2	Y232	HSITVHIYKDVEKKK	62 / 8 AA	129
Phosphosite 15:	KLHL14	Q9P2G3	Y186	DQISVQNYKQVCKIA	62 / 8 AA	71
Phosphosite 16:	NT5DC3	Q86UY8	Y247	DYEPVHLYKDVKDSI	62 / 8 AA	63
Phosphosite 17:	KLHDC5	Q9P2K6	Y421	DMLTVQSYNTVTRQW	62 / 8 AA	57
Phosphosite 18:	KIF1A	Q12756	Y189	SKLAVTSYNDIQDLM	62 / 8 AA	191
Phosphosite 19:	KIF13B	Q9NQT8	S193	LSKLAATSYKDIESL	62 / 8 AA	203
Phosphosite 20:	KIF13B	Q9NQT8	Y194	SKLAATSYKDIESLM	62 / 8 AA	203