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:	MARCH-X
Human P-Site:	S475
P-Site Sequence:	SSYNPPASFMHSALR
UniProt:	Q8NA82
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	MARCH-X	Q8NA82	S475	SSYNPPASFMHSALR	100 / 9 AA	91
Phosphosite 1:	KRTAP25-1	Q3LHN0	S77	SHSFQPISFMHSSFQ	75 / 8 AA	12
Phosphosite 2:	DYN1	Q05193	S646	TEENGSDSFMHSMDP	66 / 9 AA	97
Phosphosite 3:	ASH1L	Q9NR48	Y1426	TPLPPPSYMHAGHLL	62 / 8 AA	333
Phosphosite 4:	ASH1L	Q9NR48	S1425	TTPLPPPSYMHAGHL	62 / 8 AA	333
Phosphosite 5:	MAP3K7IP3	Q8N5C8	Y184	PPPPPPSYMHIPRYS	71 / 7 AA	79
Phosphosite 6:	MAP3K7IP3	Q8N5C8	S183	SPPPPPPSYMHIPRY	71 / 7 AA	79
Phosphosite 7:	Putative GED domain-containing protein LOC554175	Q6PK57	S19	AEENGSNSFMHSMVP	66 / 9 AA	12
Phosphosite 8:	ADO	Q96SZ5	Y87	PNLPPVTYMHIYETD	57 / 7 AA	30
Phosphosite 9:	ADO	Q96SZ5	T86	PPNLPPVTYMHIYET	57 / 7 AA	30
Phosphosite 10:	CCDC15	Q0P6D6	S681	IKNQQPASFMREERV	71 / 7 AA	110
Phosphosite 11:	ACLY	P53396	S839	GLIRKPASFMTSICD	85 / 7 AA	121
Phosphosite 12:	C15orf51	Q6ZS02	S41	AEENGSHSFMHSMDP	66 / 9 AA	24
Phosphosite 13:	ETEA	Q96CS3	S138	DPVGDIVSFMHSFEE	83 / 6 AA	53
Phosphosite 14:	GLT25D1	Q8NBJ5	S307	TLQDEAESFMHVQLE	50 / 8 AA	72
Phosphosite 15:	SDCCAG1	O60524	S1036	ALNSFMHSKEATARE	100 / 5 AA	123
Phosphosite 16:	HISPPD2A	Q6PFW1	S1056	GKKLPPASLKHRDEL	62 / 8 AA	160
Phosphosite 17:	ECT2	Q9H8V3	S695	GQTRPPASLKHIHLM	71 / 7 AA	100
Phosphosite 18:	SBF1	O95248	S1383	AAEPSPASFLRSLED	71 / 7 AA	208
Phosphosite 19:	SDCCAG1	O60524	S1032	AAKTALNSFMHSKEA	100 / 5 AA	123
Phosphosite 20:	MARCH-X	Q8NA82	S479	PPASFMHSALRDDIP	100 / 5 AA	91