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:	CNTN4
Human P-Site:	S434
P-Site Sequence:	IECKPKASPKPVYTW
UniProt:	Q8IWV2
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CNTN4	Q8IWV2	S434	IECKPKASPKPVYTW	100 / 9 AA	113
Phosphosite 1:	piccolo	Q9Y6V0	S1074	APSGPKASPMPVPTE	87 / 8 AA	567
Phosphosite 2:	SLC25A11	Q02978	S19	IDGKPRTSPKSVKFL	66 / 9 AA	34
Phosphosite 3:	CCNB2	O95067	S77	KQLKPTASVKPVQME	77 / 9 AA	45
Phosphosite 4:	ABI3BP	Q7Z7G0	S547	APPKPKTSPRPRIPQ	75 / 8 AA	119
Phosphosite 5:	UBN2	Q6ZU65	S1060	PSPKPSASPKPSLSA	87 / 8 AA	146
Phosphosite 6:	CASKIN1	Q8WXD9	S1227	KPAKPPVSPKPVLTQ	77 / 9 AA	150
Phosphosite 7:	ABI3BP	Q7Z7G0	T546	RAPPKPKTSPRPRIP	75 / 8 AA	119
Phosphosite 8:	SAPAP3	O95886	S416	SDGSPKTSPKAVARR	75 / 8 AA	106
Phosphosite 9:	ZFHX3	Q15911	S3399	QQQQPKASQTPVPPG	66 / 9 AA	404
Phosphosite 10:	CNTN5	O94779	S508	IECKPQGSPKPTISW	66 / 9 AA	121
Phosphosite 11:	CNTN3	Q9P232	S436	LDCKPRASPRALSSW	55 / 9 AA	113
Phosphosite 12:	RCAN2	Q14206	T177	EEEEDPKTSPKPKII	85 / 7 AA	22
Phosphosite 13:	HECTD1	Q9ULT8	S1347	YDPDTVASPKPVSST	100 / 6 AA	290
Phosphosite 14:	FLJ32810	A6NI28	S701	SKETPKASPNPDLPP	85 / 7 AA	89
Phosphosite 15:	FLJ32810	A6NI28	S382	SKETPKASPNPDLPP	85 / 7 AA	89
Phosphosite 16:	HSH2D	Q96JZ2	S160	VSAPEEASPKPVLCH	100 / 6 AA	39
Phosphosite 17:	FOXP2	O15409	S419	RPSEPKPSPKPLNLV	75 / 8 AA	80
Phosphosite 18:	RCAN2	Q14206	S178	EEEDPKTSPKPKIIQ	85 / 7 AA	22
Phosphosite 19:	SAPAP3	O95886	S605	APVPPRASPKPPTLI	85 / 7 AA	106
Phosphosite 20:	KIF26B	Q2KJY2	S1336	CREKPKASPDNLLIL	100 / 6 AA	224