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:	S278
P-Site Sequence:	FRDEDFYSILSLNSR
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	S278	FRDEDFYSILSLNSR	100 / 9 AA	91
Phosphosite 1:	MARCH-X	Q8NA82	Y277	RFRDEDFYSILSLNS	100 / 8 AA	91
Phosphosite 2:	AKAP6	Q13023	S2111	LRKGDFYSYLSLSSH	77 / 9 AA	257
Phosphosite 3:	AKAP6	Q13023	Y2112	RKGDFYSYLSLSSHD	87 / 8 AA	257
Phosphosite 4:	ZWILCH	Q9H900	Y13	NCAAEDFYSRLLQKF	85 / 7 AA	67
Phosphosite 5:	SETDB1	Q15047	S101	SLVKDFYSKLGLQYR	66 / 9 AA	143
Phosphosite 6:	DNAJC10	Q8IXB1	S38	GTDQDFYSLLGVSKT	55 / 9 AA	91
Phosphosite 7:	KRI1	Q8N9T8	T75	QERDFYKTLSLLKKK	75 / 8 AA	83
Phosphosite 8:	DNAJC10	Q8IXB1	Y37	VGTDQDFYSLLGVSK	62 / 8 AA	91
Phosphosite 9:	DNAJC11	Q9NVH1	S17	LDNEDYYSLLNVRRE	55 / 9 AA	63
Phosphosite 10:	DNAJA3	Q96EY1	Y95	PLAKEDYYQILGVPR	62 / 8 AA	53
Phosphosite 11:	DNAJC11	Q9NVH1	Y16	ELDNEDYYSLLNVRR	62 / 8 AA	63
Phosphosite 12:	GAIP	P49795	S148	LIYEDYVSILSPKEV	75 / 8 AA	25
Phosphosite 13:	DNAJA3	Q96EY1	Y94	APLAKEDYYQILGVP	71 / 7 AA	53
Phosphosite 14:	SAMD9	Q5K651	Y883	HKNFEDFYSFMIMKT	71 / 7 AA	184
Phosphosite 15:	RERE	Q9P2R6	S1556	PSQEDYYSRLKKEGD	71 / 7 AA	172
Phosphosite 16:	AKAP6	Q13023	Y2110	QLRKGDFYSYLSLSS	75 / 8 AA	257
Phosphosite 17:	RERE	Q9P2R6	Y1555	LPSQEDYYSRLKKEG	71 / 7 AA	172
Phosphosite 18:	SH2D4B	Q5SQS7	S381	DASGDFYSFLGVDPN	55 / 9 AA	51
Phosphosite 19:	RERE	Q9P2R6	Y1554	HLPSQEDYYSRLKKE	71 / 7 AA	172
Phosphosite 20:	DNAJC11	Q9NVH1	Y15	EELDNEDYYSLLNVR	71 / 7 AA	63