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:	S249
P-Site Sequence:	KNSPQVLSEFSGPPL
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	S249	KNSPQVLSEFSGPPL	100 / 9 AA	91
Phosphosite 1:	RNF169	Q8NCN4	S491	LSGGQVLSEYTGPTS	75 / 8 AA	77
Phosphosite 2:	CTNNA3	Q9UI47	S887	IHPLQVMSEFRGRQI	75 / 8 AA	100
Phosphosite 3:	BAZ2A	Q9UIF9	S114	LKDPPLLSQFSGGQY	66 / 9 AA	211
Phosphosite 4:	CysRS	P49589	S592	MPYLQVLSEFREGVR	85 / 7 AA	85
Phosphosite 5:	ERBB4	Q15303	S1286	AENPEYLSEFSLKPG	75 / 8 AA	147
Phosphosite 6:	FAM91A1	Q658Y4	S820	IFKDGVLSEWSGRSP	85 / 7 AA	94
Phosphosite 7:	RNF169	Q8NCN4	Y493	GGQVLSEYTGPTSAD	71 / 7 AA	77
Phosphosite 8:	COBL	O75128	S386	DGAPQVLSEAEETVS	100 / 6 AA	136
Phosphosite 9:	NPPA	P01160	S64	VVPPQVLSEPNEEAG	100 / 6 AA	17
Phosphosite 10:	PMS2L1	A4D2B8	T19	NFLHQVLTEFGEELA	62 / 8 AA	48
Phosphosite 11:	FRMPD3	Q5JV73	S437	TNLTTVLSEFSKISK	100 / 6 AA	199
Phosphosite 12:	NFX1	Q12986	S326	RQDPQVVSPFSRGKQ	75 / 8 AA	124
Phosphosite 13:	GPATCH1	Q9BRR8	S395	SHLLQVLSESAGKAT	75 / 8 AA	103
Phosphosite 14:	TRIM10	Q9UDY6	S187	TKRQQVISEFAHLRK	62 / 8 AA	55
Phosphosite 15:	IGF2R	P11717	S1970	IGRPQVFSEVRGCDV	66 / 9 AA	274
Phosphosite 16:	ALMS1	Q8TCU4	S1064	VLYPQVLSDSHLPEE	83 / 6 AA	461
Phosphosite 17:	FIP1L1	Q6UN15	S342	NSNIQVLSERSATEV	75 / 8 AA	67
Phosphosite 18:	RBM44	Q6ZP01	S934	STNKQIHSEFSISRL	71 / 7 AA	118
Phosphosite 19:	Wee1	P30291	S539	PRIPQVLSQEFTELL	77 / 9 AA	72
Phosphosite 20:	CTNNA1	P35221	S898	VNPVQALSEFKAMDS	62 / 8 AA	100