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:	S620
P-Site Sequence:	LRPSVQPSQRASILL
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	S620	LRPSVQPSQRASILL	100 / 9 AA	151
Phosphosite 1:	DMRTB1	Q96MA1	S147	GRSHVEPSERAAVAM	62 / 8 AA	36
Phosphosite 2:	GGN	Q86UU5	S20	GSRKVQPSDRAPDSR	75 / 8 AA	67
Phosphosite 3:	RGS12	O14924	S641	GTGLTQPSQRTSARR	75 / 8 AA	156
Phosphosite 4:	MAP3K7IP3	Q8N5C8	S373	IEITVEPSQRPGTAI	55 / 9 AA	79
Phosphosite 5:	MN1	Q10571	S794	PQPDFQPSQRTSASK	85 / 7 AA	136
Phosphosite 6:	RBM44	Q6ZP01	S824	EMKNVEPSQRDKGYL	62 / 8 AA	118
Phosphosite 7:	DPS1	Q5T2R2	S161	NSRHVQASQRAIALI	85 / 7 AA	46
Phosphosite 8:	DBR1	Q9UK59	S455	NTPSVEPSDQASEFS	66 / 9 AA	62
Phosphosite 9:	SLC9A3	P48764	S784	PGETVVPSQRARTQI	75 / 8 AA	93
Phosphosite 10:	DOS	Q8N350	S337	KKWKLEPSQRAASLD	62 / 8 AA	76
Phosphosite 11:	PTPRG	P23470	S1187	RNSSVVPSERARVGL	75 / 8 AA	162
Phosphosite 12:	DOCK4	Q8N1I0	S1734	YPTPVEPSQRMLFNH	71 / 7 AA	225
Phosphosite 13:	TOX4	O94842	S413	STATIQPSQQAQIVT	62 / 8 AA	66
Phosphosite 14:	TMTC1	Q8IUR5	S607	EAAALQPSQRELRLA	62 / 8 AA	87
Phosphosite 15:	PAK5	Q9P286	S686	LMLVREPSQRATAQE	71 / 7 AA	81
Phosphosite 16:	ZNF200	P98182	S63	KPSLVQPSQKVKETL	71 / 7 AA	46
Phosphosite 17:	ZNF611	Q8N823	S44	EWKCLNPSQRALYRE	62 / 8 AA	81
Phosphosite 18:	NUT	Q86Y26	S1048	HASGGQGSQRASHLL	66 / 9 AA	120
Phosphosite 19:	NARG1L	Q6N069	T146	QLLQLRPTQRASWIG	62 / 8 AA	101
Phosphosite 20:	ZNF33B	Q06732	S32	EWQHLDPSQRALYRD	71 / 7 AA	91