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:	C13orf23
Human P-Site:	S501
P-Site Sequence:	TSGLASLSSLTLQNS
UniProt:	Q86XN7
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	C13orf23	Q86XN7	S501	TSGLASLSSLTLQNS	100 / 9 AA	96
Phosphosite 1:	C13orf23	Q86XN7	S502	SGLASLSSLTLQNSD	100 / 8 AA	96
Phosphosite 2:	POLH	Q9Y253	S499	KVKEASLSSLTAPTQ	100 / 7 AA	78
Phosphosite 3:	CDH3	P22223	S793	GSDAASLSSLTSSAS	100 / 7 AA	91
Phosphosite 4:	CDH3	P22223	S794	SDAASLSSLTSSASD	100 / 7 AA	91
Phosphosite 5:	MAVS	Q7Z434	S188	SSDLAALSPLTSSGH	75 / 8 AA	57
Phosphosite 6:	POLN	Q7Z5Q5	S110	DQKQKSISSLTLSSC	85 / 7 AA	100
Phosphosite 7:	MYST4	Q8WYB5	S532	QCSVPSLSSLTTNSQ	75 / 8 AA	231
Phosphosite 8:	NDST4	Q9H3R1	S248	EKSLSSLSSKTLFAT	77 / 9 AA	101
Phosphosite 9:	OSMR	Q99650	S967	PTENSSLSSITLLDP	75 / 8 AA	111
Phosphosite 10:	UBL4A	P11441	S128	RDYERSLSRLTLDDI	85 / 7 AA	18
Phosphosite 11:	MADD	Q8WXG6	S864	HSTSFSLSNLTLPTK	85 / 7 AA	183
Phosphosite 12:	REXO1L1	Q8IX06	S276	VRRASLPSLSLKKPI	75 / 8 AA	74
Phosphosite 13:	POLN	Q7Z5Q5	S111	QKQKSISSLTLSSCL	85 / 7 AA	100
Phosphosite 14:	REXO1L2P	A0PJM3	S184	VRRASLPSLSLKKPI	75 / 8 AA	64
Phosphosite 15:	PARD3	Q8TEW0	T2221	HKHLSSLTLVGAMRE	100 / 6 AA	151
Phosphosite 16:	KIAA1257	Q9ULG3	S329	IESESLSSLTNILDR	85 / 7 AA	47
Phosphosite 17:	CHD8	Q9HCK8	S2021	TQVPSLESLTLKLEH	75 / 8 AA	291
Phosphosite 18:	ZNF443	Q9Y2A4	S629	GKAFASLSSLHRHKK	85 / 7 AA	78
Phosphosite 19:	SgK307	Q8IWB6	S707	DWQNGSLSSLSLPES	75 / 8 AA	168
Phosphosite 20:	MYST4	Q8WYB5	S533	CSVPSLSSLTTNSQL	85 / 7 AA	231