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:	C4orf23
Human P-Site:	S646
P-Site Sequence:	WNGGESLSLAEVANE
UniProt:	Q8IYL2
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	C4orf23	Q8IYL2	S646	WNGGESLSLAEVANE	100 / 9 AA	85
Phosphosite 1:	C4orf23	Q8IYL2	S644	KTWNGGESLSLAEVA	100 / 7 AA	85
Phosphosite 2:	EDEM3	Q9BZQ6	S848	NSHPESLSLADMDNA	75 / 8 AA	105
Phosphosite 3:	C6orf154	Q5JTD7	S14	QISGEPLSGAEVRDI	77 / 9 AA	33
Phosphosite 4:	MTBP	Q96DY7	S139	SNSRESLSLADLYEE	75 / 8 AA	102
Phosphosite 5:	GAK	O14976	S305	VNPEERLSIAEVVHQ	75 / 8 AA	143
Phosphosite 6:	CSMD2	Q7Z408	S1696	SGSHTGESLPLATSN	85 / 7 AA	380
Phosphosite 7:	PPFIA2	O75334	S57	RETQESLSLAQQRLQ	85 / 7 AA	143
Phosphosite 8:	MACF1	Q96PK2	S34	PETGENLSLEEGIAR	75 / 8 AA	670
Phosphosite 9:	FAM129A	Q9BZQ8	S639	SSLAKGESLSLPGPS	85 / 7 AA	103
Phosphosite 10:	SLC22A8	Q8TCC7	S293	KEEGERLSLEELKLN	66 / 9 AA	60
Phosphosite 11:	EFHA1	Q8IYU8	S314	LSAGESISLDEFKSF	75 / 8 AA	50
Phosphosite 12:	FAM129A	Q9BZQ8	S641	LAKGESLSLPGPSPP	85 / 7 AA	103
Phosphosite 13:	SNTB2	Q13425	S49	ELSGESLSLTGDAAA	85 / 7 AA	58
Phosphosite 14:	TM9SF1	O15321	S78	KIRHKSLSLGEVLDG	85 / 7 AA	69
Phosphosite 15:	ARFGEF3	Q5TH69	S1976	SREHMGESLSLKAGG	100 / 6 AA	241
Phosphosite 16:	OBSCN	Q5VST9	S5526	KEALGHLSLAEVGTE	100 / 6 AA	868
Phosphosite 17:	NAV1	Q8NEY1	S1035	SQMGSTLSLAERPKG	75 / 8 AA	202
Phosphosite 18:	ARFGEF3	Q5TH69	S1978	EHMGESLSLKAGGGD	100 / 6 AA	241
Phosphosite 19:	ACAA1	P09110	S154	ACGVESMSLADRGNP	71 / 7 AA	44
Phosphosite 20:	GIGYF2	Q6Y7W6	S945	CQSQATLSLAEIQKL	71 / 7 AA	150