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:	S157
P-Site Sequence:	RGWVDLTSDKPHTAK
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	S157	RGWVDLTSDKPHTAK	100 / 9 AA	151
Phosphosite 1:	TTC21A	Q8NDW8	T156	LRGWVDLTSDKPHTA	100 / 8 AA	151
Phosphosite 2:	CNTN1	Q12860	S88	NGDVDLTSDRYSMVG	85 / 7 AA	113
Phosphosite 3:	CNTN1	Q12860	T87	NNGDVDLTSDRYSMV	85 / 7 AA	113
Phosphosite 4:	ABI3BP	Q7Z7G0	S669	TTVRPRTSDKPHIRP	100 / 6 AA	119
Phosphosite 5:	SGK269	Q9H792	S1331	WSDFRLTSDKPCCEA	85 / 7 AA	193
Phosphosite 6:	WDR45	Q9Y484	S176	LQLVDLASTKPGTSS	75 / 8 AA	40
Phosphosite 7:	ATP7B	P35670	S1435	VSLSSLTSDKPSRHS	100 / 6 AA	157
Phosphosite 8:	SGK269	Q9H792	T1330	SWSDFRLTSDKPCCE	100 / 6 AA	193
Phosphosite 9:	RanBP2	P49792	T1071	ESLLGLLTSDKPLQG	100 / 6 AA	358
Phosphosite 10:	RanBP2	P49792	S1072	SLLGLLTSDKPLQGD	100 / 6 AA	358
Phosphosite 11:	RICS	A7KAX9	T1148	QHHQVDLTGNQPHQA	62 / 8 AA	231
Phosphosite 12:	DCDC5	Q6ZRR9	S451	SVAEVDLSCDKAEKT	62 / 8 AA	73
Phosphosite 13:	GPR4	P46093	S310	NLLRFLASDKPQEMA	71 / 7 AA	41
Phosphosite 14:	RPF1	Q9H9Y2	S149	PKILITTSDRPHGRT	83 / 6 AA	40
Phosphosite 15:	piccolo	Q9Y6V0	T2957	TDTAVDLTSGRVTTG	71 / 7 AA	567
Phosphosite 16:	TCF4	P15884	S597	MVQLHLKSDKPQTKL	55 / 9 AA	71
Phosphosite 17:	SLC35F5	Q8WV83	S175	VKFHDLPSEKPESTN	71 / 7 AA	59
Phosphosite 18:	piccolo	Q9Y6V0	S2958	DTAVDLTSGRVTTGE	71 / 7 AA	567
Phosphosite 19:	SPAG9	O60271	T1249	SSSGTDLTGDKAGPS	71 / 7 AA	146
Phosphosite 20:	VCAN	P13611	S2572	EILPELTSDKNTIID	83 / 6 AA	373