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:	TTC21B
Human P-Site:	T231
P-Site Sequence:	ALQDWDQTVETAQRL
UniProt:	Q7Z4L5
Intern. Prot. ID:	IPI00178386

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	TTC21B	Q7Z4L5	T231	ALQDWDQTVETAQRL	100 / 9 AA	151
Phosphosite 1:	TRIM21	P19474	T170	KRADWKKTVETQKSR	75 / 8 AA	54
Phosphosite 2:	POLR3D	P05423	T126	KKGNWDKTVDVSDMG	44 / 9 AA	44
Phosphosite 3:	TDRD7	Q8NHU6	T218	MSDNLNQTVEKPNVK	44 / 9 AA	124
Phosphosite 4:	Myb	P10242	T440	TPFHRDQTVKTQKEN	62 / 8 AA	72
Phosphosite 5:	C3orf14	Q9HBI5	T46	EKASQLQTVETAFKR	100 / 6 AA	15
Phosphosite 6:	NETO1	Q8TDF5	T382	RKSDFDQTVFQEVFE	83 / 6 AA	60
Phosphosite 7:	BUB3	O43684	T119	VTGSWDQTVKLWDPR	83 / 6 AA	37
Phosphosite 8:	PEX7	O00628	T136	VSGSWDQTVKLWDPT	83 / 6 AA	36
Phosphosite 9:	AKAP11	Q9UKA4	T368	QFDELEQTLETCLFN	50 / 8 AA	211
Phosphosite 10:	RAB3GAP2	Q9H2M9	T435	AQIGWIQTVEDLHER	71 / 7 AA	156
Phosphosite 11:	DNAH8	Q96JB1	T1797	FKEDLDQTVVSITDV	83 / 6 AA	515
Phosphosite 12:	C6orf47	O95873	S45	NSGSDWDSAPETMED	62 / 8 AA	32
Phosphosite 13:	B4GALNT3	Q6L9W6	T637	PVVNWDQTFSARNLD	80 / 5 AA	115
Phosphosite 14:	NCAPH2	Q6IBW4	T501	RIRDWEDTVQPLLQE	57 / 7 AA	68
Phosphosite 15:	SLC20A2	Q08357	T83	DVNLYNETVETLMAG	57 / 7 AA	70
Phosphosite 16:	UBE2O	Q9C0C9	S1220	RDHTDQTSETAPDAS	85 / 7 AA	141
Phosphosite 17:	UBE2O	Q9C0C9	T1219	SRDHTDQTSETAPDA	85 / 7 AA	141
Phosphosite 18:	PORCN	Q9H237	T285	DHLEWDLTVSKPLNV	66 / 6 AA	52
Phosphosite 19:	CCDC132	Q96JG6	T769	LQQFYSQTVSTASEL	62 / 8 AA	111
Phosphosite 20:	PBRM1	Q86U86	T1630	SISKWDQTLAARRRD	57 / 7 AA	193