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:	S571
P-Site Sequence:	LNPQGNLSLVDSSSS
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	S571	LNPQGNLSLVDSSSS	100 / 9 AA	91
Phosphosite 1:	RSBN1L	Q6PCB5	S819	ELCPGNLSLVDTRQH	77 / 9 AA	94
Phosphosite 2:	ATP10D	Q9P241	S1399	AIEQGNLSLCETALD	66 / 9 AA	160
Phosphosite 3:	WDR76	Q9H967	S429	GHWDGNMSLVDRRTP	66 / 9 AA	70
Phosphosite 4:	C1orf124	Q9H040	S30	DHAQESLSLVDASWE	66 / 9 AA	55
Phosphosite 5:	PPRC1	Q5VV67	S575	NPIPTHLSLVDSAQA	85 / 7 AA	178
Phosphosite 6:	DIS3L	Q8TF46	S602	ELLDGNLSVVDDIPE	75 / 8 AA	121
Phosphosite 7:	C16orf7	Q9Y2B5	S298	KRNPGDLSLVTSLVS	66 / 9 AA	49
Phosphosite 8:	GTF3C2	Q8WUA4	T21	AGPVGNMTVVDSPGQ	62 / 8 AA	101
Phosphosite 9:	KOR-3	P41146	S23	SHLQGNLSLLSPNHS	85 / 7 AA	41
Phosphosite 10:	ZDHHC17	Q8IUH5	S138	ATRQGHLSMVVQLMK	71 / 7 AA	73
Phosphosite 11:	SETD1A	O15047	S862	LKEPGLLSLVDWAKS	66 / 9 AA	186
Phosphosite 12:	LOC68646	Q4G0N4	S345	AKRQGNLSLPLNREL	100 / 6 AA	49
Phosphosite 13:	EFHB	Q8N7U6	S594	ACDQANLSLDDKLLD	75 / 8 AA	94
Phosphosite 14:	UQCRC2	P22695	S367	TIAQGNLSNTDVQAA	75 / 8 AA	48
Phosphosite 15:	SRRM2	Q9UQ35	S24	GYVQRNLSLVRGRRG	85 / 7 AA	300
Phosphosite 16:	Sh3rf2	Q8TEC5	S272	SSCTKNLSLVSSSSR	85 / 7 AA	79
Phosphosite 17:	ZNF613	Q6PF04	S141	KILKSNLSLVNQNKR	62 / 8 AA	70
Phosphosite 18:	ZNF432	O94892	S142	KTLKSNLSLVNQNKS	62 / 8 AA	75
Phosphosite 19:	KIF13B	Q9NQT8	S798	YDEQENLSLIGVANV	71 / 7 AA	203
Phosphosite 20:	CATSPERB	Q9H7T0	S243	QEEYEDLSLVDMVLT	83 / 6 AA	127