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:	S243
P-Site Sequence:	QRLLLQDSQNVEALR
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	S243	QRLLLQDSQNVEALR	100 / 9 AA	151
Phosphosite 1:	ALS2CL	Q60I27	S236	AHRLLQDSQDVPVTV	87 / 8 AA	108
Phosphosite 2:	GRIN3A	Q8TCU5	S359	LRWVLGDSQNVEELR	77 / 9 AA	125
Phosphosite 3:	TRPS1	Q9UHF7	S830	QTKTLRDSPNVEAAH	75 / 8 AA	142
Phosphosite 4:	GUCY1B2	O75343	S125	KPKRLQDSQGMERDQ	75 / 8 AA	70
Phosphosite 5:	L3MBTL	Q9Y468	S228	PVSLFQDSQAVTHNK	75 / 8 AA	86
Phosphosite 6:	PLEKHG1	Q9ULL1	S1245	SDLTLQDSQKVVVVN	85 / 7 AA	155
Phosphosite 7:	FAM104B	Q5XKR9	S36	RNPIFQDSQDTEFSW	55 / 9 AA	13
Phosphosite 8:	MYO18A	Q92614	S965	APRLLQDSQKKIISN	85 / 7 AA	233
Phosphosite 9:	MRPS15	P82914	Y76	PSTLLKDYQNVPGIE	75 / 8 AA	30
Phosphosite 10:	UBXD3	Q96LJ8	S53	TRPSLQKSQGVEVCA	75 / 8 AA	31
Phosphosite 11:	HOXA2	O43364	S220	KCKSLEDSEKVEEDE	62 / 8 AA	41
Phosphosite 12:	SFMBT2	Q5VUG0	S197	SLIELQDSQNPFQYW	100 / 6 AA	101
Phosphosite 13:	ZNF131	P52739	S506	HPDLLQDSQVHDSHM	100 / 6 AA	71
Phosphosite 14:	GCC2	Q8IWJ2	S1267	LKIKLQDSQNNLQIN	100 / 6 AA	185
Phosphosite 15:	IAH1	Q2TAA2	S187	LWTLMQDSQDFSSYL	71 / 7 AA	28
Phosphosite 16:	HSPB8	Q9UJY1	S190	NNELPQDSQEVTCT_	75 / 8 AA	22
Phosphosite 17:	KIAA1009	Q5TB80	S399	PNILSQDSQHVNLFF	75 / 8 AA	162
Phosphosite 18:	TPR	P12270	S1241	ELQELQDSLNAEREK	75 / 8 AA	267
Phosphosite 19:	FAM44A	Q8NFC6	S580	SKKRKKDSRNVEENS	71 / 7 AA	330
Phosphosite 20:	TMEM8A	Q9HCN3	S317	VQPLLQSSQNQSFNA	85 / 7 AA	85