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:	S288
P-Site Sequence:	SLNSRRESDDTEEET
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	S288	SLNSRRESDDTEEET	100 / 9 AA	91
Phosphosite 1:	LRRFIP2	Q9Y608	S328	GNSSRRGSGDTSSLI	75 / 8 AA	82
Phosphosite 2:	LRRFIP1	Q32MZ4	S120	GTSSRRGSGDTSISI	75 / 8 AA	89
Phosphosite 3:	LRRC37A	A6NMS7	S1637	GCSSRRESQDGLSSF	85 / 7 AA	188
Phosphosite 4:	LRRC37A2	A6NM11	S1637	GCSSRRESQDGLSSF	85 / 7 AA	188
Phosphosite 5:	ICK	Q9UPZ9	S442	LKNKKRQSDDTLCRF	71 / 7 AA	71
Phosphosite 6:	NIPBL	Q6KC79	S2692	LRRSKRNSDSTELAA	66 / 9 AA	316
Phosphosite 7:	Polycystin 2	Q13563	S918	EELERWESDDAASQI	71 / 7 AA	110
Phosphosite 8:	FLJ21940	Q9H6S0	S1202	SNNSRKSSADTEFSD	66 / 9 AA	160
Phosphosite 9:	ATG9A	Q7Z3C6	S735	HVWHRRESDESGESA	71 / 7 AA	94
Phosphosite 10:	MAGE-C1	O60732	S44	IPQSSPESDDTLYPL	75 / 8 AA	124
Phosphosite 11:	PPP1R3A	Q16821	S46	PQPSRRGSDSSEDIY	66 / 9 AA	126
Phosphosite 12:	TTBK1	Q5TCY1	S654	PRPRRRESDPTGPQR	85 / 7 AA	143
Phosphosite 13:	BANK1	Q8NDB2	S644	QKTARRQSDDDKFRG	71 / 7 AA	89
Phosphosite 14:	GOLGA4	Q13439	S55	EGTPNRESGDTQSFA	71 / 7 AA	261
Phosphosite 15:	RSBN1L	Q6PCB5	S509	KLQSRKDSDDGPIMW	71 / 7 AA	94
Phosphosite 16:	LAT	O43561	S101	TPSSRRDSDGANSVA	55 / 9 AA	28
Phosphosite 17:	FAM135A	Q9P2D6	S639	HNLASRRSSDDCHDH	85 / 7 AA	170
Phosphosite 18:	NHSL1	Q5SYE7	S1377	KVLGRRDSDDDHSRN	71 / 7 AA	171
Phosphosite 19:	FAM135A	Q9P2D6	S640	NLASRRSSDDCHDHQ	85 / 7 AA	170
Phosphosite 20:	UNC13B	O14795	S685	KQRLKRESDDFLGQT	83 / 6 AA	181