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:	Y514
P-Site Sequence:	LMAQVRYYSELENAQ
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	Y514	LMAQVRYYSELENAQ	100 / 9 AA	151
Phosphosite 1:	TTC21A	Q8NDW8	S515	MAQVRYYSELENAQS	100 / 8 AA	151
Phosphosite 2:	Kv3.1	P48547	Y236	NGTQVRYYREAETEA	77 / 9 AA	58
Phosphosite 3:	KIAA0423	Q9Y4F4	Y322	FGSQVPYYLELEASG	77 / 9 AA	189
Phosphosite 4:	GNN	Q6P2S7	Y231	KGLPVRFYSDLHELG	62 / 8 AA	152
Phosphosite 5:	GNN	Q6P2S7	S232	GLPVRFYSDLHELGE	71 / 7 AA	152
Phosphosite 6:	Kv3.1	P48547	Y235	RNGTQVRYYREAETE	85 / 7 AA	58
Phosphosite 7:	C9orf30	Q96H12	S14	IKPAKYFSELEKSIL	62 / 8 AA	32
Phosphosite 8:	FUT9	Q9Y231	Y205	PEHARVKYYNELSKS	62 / 8 AA	42
Phosphosite 9:	FUT9	Q9Y231	Y206	EHARVKYYNELSKSI	62 / 8 AA	42
Phosphosite 10:	AADACL1	Q6PIU2	Y127	ASAKIRYYDELCTAM	62 / 8 AA	46
Phosphosite 11:	TMEM63C	Q9P1W3	S318	VDAEQYYSELEEQLT	85 / 7 AA	93
Phosphosite 12:	NAT12	Q147X3	S220	IRYVRYESELQMPDI	75 / 8 AA	39
Phosphosite 13:	KIAA0423	Q9Y4F4	Y321	QFGSQVPYYLELEAS	75 / 8 AA	189
Phosphosite 14:	Plk2	Q9NYY3	Y547	DKKTVHYYAELGQCS	71 / 7 AA	78
Phosphosite 15:	Plk2	Q9NYY3	Y546	PDKKTVHYYAELGQC	71 / 7 AA	78
Phosphosite 16:	SEZ6L	Q9BYH1	Y984	IYITRCRYYSNLRLP	62 / 8 AA	112
Phosphosite 17:	SYNGAP1	Q96PV0	Y281	LPPKKRYYCELCLDD	83 / 6 AA	148
Phosphosite 18:	DST	Q03001	Y2867	PNNKQALYYSELLRM	75 / 8 AA	372
Phosphosite 19:	SEZ6L	Q9BYH1	Y985	YITRCRYYSNLRLPL	62 / 8 AA	112
Phosphosite 20:	SYNGAP1	Q96PV0	Y280	ELPPKKRYYCELCLD	83 / 6 AA	148