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:	Y781
P-Site Sequence:	RERLSRNYPQPRTEE
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	Y781	RERLSRNYPQPRTEE	100 / 9 AA	91
Phosphosite 1:	CSMD2	Q7Z408	Y1461	GVILSPNYPEPYPPG	75 / 8 AA	380
Phosphosite 2:	PAX5	Q02548	Y7	_MDLEKNYPTPRTSR	66 / 9 AA	42
Phosphosite 3:	MANEA	Q5SRI9	Y139	DPRIAKNYPQGRHNP	55 / 9 AA	54
Phosphosite 4:	B3GNT8	Q7Z7M8	Y35	ESRLSKAYPSPRGTP	66 / 9 AA	43
Phosphosite 5:	MARCH-X	Q8NA82	S778	QVERERLSRNYPQPR	100 / 6 AA	91
Phosphosite 6:	C1s	P09871	Y28	GEILSPNYPQAYPSE	75 / 8 AA	77
Phosphosite 7:	SETDB2	Q96T68	Y234	YVQLARNYPKQKEVV	55 / 9 AA	82
Phosphosite 8:	CSMD2	Q7Z408	Y1635	GVVLSPNYPQNYTSG	85 / 7 AA	380
Phosphosite 9:	RBMXL2	O75526	Y225	DGYSSRDYREPRGFA	62 / 8 AA	43
Phosphosite 10:	ZDHHC11	Q9H8X9	Y106	NVRLMKNYSQPMPLF	55 / 9 AA	46
Phosphosite 11:	ARSB	P15848	Y491	RHDLSREYPHIVTKL	71 / 7 AA	60
Phosphosite 12:	AlphaK2	Q86TB3	S1334	SLSSRGFSQPRLLES	62 / 8 AA	237
Phosphosite 13:	NUP210	Q8TEM1	Y703	APHSSRNYQQHWILV	62 / 8 AA	205
Phosphosite 14:	BFSP2	Q13515	Y241	LGSLSRNYEEDVKLL	71 / 7 AA	46
Phosphosite 15:	LBA1	O15050	Y2299	AFLLSSNYPEEFEKL	71 / 7 AA	284
Phosphosite 16:	DMD	P11532	Y151	VRQSTRNYPQVNVIN	83 / 6 AA	427
Phosphosite 17:	WDR25	Q64LD2	S140	RFKQVKLSRNFPKSS	83 / 6 AA	60
Phosphosite 18:	RBMX	P38159	Y357	PPSMERGYPPPRDSY	55 / 9 AA	42
Phosphosite 19:	GNL3L	Q9NVN8	Y25	HKKISWPYPQPAKQN	62 / 8 AA	66
Phosphosite 20:	LBA1	O15050	S2297	MQAFLLSSNYPEEFE	71 / 7 AA	284