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:	S394
P-Site Sequence:	IQQSIGKSAELIYLH
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	S394	IQQSIGKSAELIYLH	100 / 9 AA	151
Phosphosite 1:	KIAA2018	Q68DE3	S362	SPMSISKSADLTSTA	66 / 9 AA	241
Phosphosite 2:	SPAG5	Q96R06	S1062	ILEQIDKSGELISLR	75 / 8 AA	134
Phosphosite 3:	USP49	Q70CQ1	S341	GRASISRSLELIQNK	66 / 9 AA	79
Phosphosite 4:	C2orf16	Q68DN1	S146	PKYQIPKSANLISIP	75 / 8 AA	224
Phosphosite 5:	TK1	P04183	T34	PMFSGKSTELMRRVR	71 / 7 AA	25
Phosphosite 6:	TK1	P04183	S33	GPMFSGKSTELMRRV	71 / 7 AA	25
Phosphosite 7:	p73	O15350	S574	ATISIGGSGELQRQR	75 / 8 AA	70
Phosphosite 8:	SGK	O00141	S401	VPNSIGKSPDSVLVT	71 / 7 AA	49
Phosphosite 9:	WEE2	P0C1S8	T493	LRPSLGKTEELQQQL	62 / 8 AA	63
Phosphosite 10:	UBA6	A0AVT1	T276	FSFSIGDTTELEPYL	62 / 8 AA	118
Phosphosite 11:	DLC1	Q96QB1	S190	VTDSISKSLELCNEI	75 / 8 AA	171
Phosphosite 12:	AMOTL1	Q8IY63	S882	SSTQTDKSAELFWPS	62 / 8 AA	107
Phosphosite 13:	TTK	P33981	S345	PLVSDEKSSELIITD	66 / 9 AA	97
Phosphosite 14:	KIAA1117	Q5JWR5	T415	KLRENKKTAELIKTA	83 / 6 AA	277
Phosphosite 15:	COPS3	Q9UNS2	S31	LCELINKSGELLAKN	62 / 8 AA	48
Phosphosite 16:	TKTL1	P51854	S572	GVPQSGKSEELLDMY	71 / 7 AA	65
Phosphosite 17:	DDN	O94850	T673	SPEEDGKTAELSDSV	83 / 6 AA	76
Phosphosite 18:	ITIH4	Q14624	S114	AAVAKGKSAGLVKAT	71 / 7 AA	103
Phosphosite 19:	CaMKK1	Q8N5S9	S492	GFGEGGKSPELPGVQ	83 / 6 AA	56
Phosphosite 20:	C2orf73	Q8N5S3	S138	PLASPGTSAELQNNF	75 / 8 AA	32