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:	S469
P-Site Sequence:	PRSSVNSSYNPPASF
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	S469	PRSSVNSSYNPPASF	100 / 9 AA	91
Phosphosite 1:	MARCH-X	Q8NA82	Y470	RSSVNSSYNPPASFM	100 / 8 AA	91
Phosphosite 2:	MARCH-X	Q8NA82	S468	SPRSSVNSSYNPPAS	100 / 8 AA	91
Phosphosite 3:	RNF19B	Q6ZMZ0	S576	MAGSIISSYNPQDRE	66 / 9 AA	78
Phosphosite 4:	TRAD	O60229	Y2281	KPPKGSSYNPPLPPL	100 / 6 AA	340
Phosphosite 5:	ATMIN	O43313	S524	IFESVHSSYNVATGN	66 / 9 AA	88
Phosphosite 6:	ATMIN	O43313	S523	DIFESVHSSYNVATG	85 / 7 AA	88
Phosphosite 7:	TRAD	O60229	S2280	EKPPKGSSYNPPLPP	100 / 6 AA	340
Phosphosite 8:	EYA2	O00167	Y182	PQYYGSSYNPPYVPA	100 / 6 AA	59
Phosphosite 9:	SETD1A	O15047	S187	YELIVNGSYTPQTVP	62 / 8 AA	186
Phosphosite 10:	SYNPO	Q8N3V7	S332	TTPTSNSSHNPPATD	85 / 7 AA	99
Phosphosite 11:	SETD1A	O15047	Y188	ELIVNGSYTPQTVPT	62 / 8 AA	186
Phosphosite 12:	DOCK9	Q9BZ29	S602	DFPNYVNSSYIPTKQ	85 / 7 AA	236
Phosphosite 13:	UBR1	Q8IWV7	S1432	QPSSVSSSYNHLYLF	75 / 8 AA	200
Phosphosite 14:	PLA2G4E	Q3MJ16	Y679	AFFVNSSYPPLLRPE	85 / 7 AA	96
Phosphosite 15:	RNF19B	Q6ZMZ0	Y577	AGSIISSYNPQDREC	62 / 8 AA	78
Phosphosite 16:	UBR1	Q8IWV7	S1431	LQPSSVSSSYNHLYL	75 / 8 AA	200
Phosphosite 17:	UBR1	Q8IWV7	S1430	DLQPSSVSSSYNHLY	85 / 7 AA	200
Phosphosite 18:	FUS	P35637	Y149	SYGQQQSYNPPQGYG	100 / 5 AA	53
Phosphosite 19:	FUS	P35637	S148	QSYGQQQSYNPPQGY	100 / 5 AA	53
Phosphosite 20:	ATMIN	O43313	Y525	FESVHSSYNVATGNI	62 / 8 AA	88