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:	SLC7A4
Human P-Site:	S267
P-Site Sequence:	EAQNPRRSVPLAIAI
UniProt:	O43246
Intern. Prot. ID:	IPI00748296

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	SLC7A4	O43246	S267	EAQNPRRSVPLAIAI	100 / 9 AA	68
Phosphosite 1:	KIAA1949	Q6NYC8	S479	FTVNPRRSVPPATPA	88 / 9 AA	68
Phosphosite 2:	CXorf66	Q5JRM2	S248	KHFNPKRSVSLGRAA	66 / 9 AA	40
Phosphosite 3:	SLC7A3	Q8WY07	S283	EAQNPQRSIPMGIVI	55 / 9 AA	67
Phosphosite 4:	C20orf46	Q9NUR3	S46	GPQAPRRSAPLGPVA	75 / 8 AA	28
Phosphosite 5:	IRS1	P35568	S63	KSSAPKRSIPLESCF	62 / 8 AA	132
Phosphosite 6:	DCLRE1B	Q9H816	S315	DSLSPRISVPLIPDS	75 / 8 AA	60
Phosphosite 7:	RNF39	Q9H2S5	S249	LISADRRSVQLAPPG	85 / 7 AA	46
Phosphosite 8:	SHANK1	Q9Y566	S1526	PPPSPRRSVPPSPTS	85 / 7 AA	225
Phosphosite 9:	OCIAD1	Q9NX40	S47	DESFWFRSVPLAATS	100 / 6 AA	28
Phosphosite 10:	PTH2	Q96A98	S62	ATPRPRRSLALADDA	75 / 8 AA	11
Phosphosite 11:	USP7	Q93009	S255	EGDDSSKSVPLALQR	55 / 9 AA	128
Phosphosite 12:	NAV1	Q8NEY1	S1386	ALSSPRRSLGLALTH	66 / 9 AA	202
Phosphosite 13:	AUTS2	Q8WXX7	T1237	RPVSPRRTTPLSAEI	55 / 9 AA	139
Phosphosite 14:	ARHGEF4	Q9NR80	S119	SLNLPRRSHPLSQSA	75 / 8 AA	79
Phosphosite 15:	IRX3	P78415	S365	SPDNPRRSPPGAGGS	77 / 9 AA	52
Phosphosite 16:	WDR76	Q9H967	S485	RRLNSRRSQPLISLT	75 / 8 AA	70
Phosphosite 17:	C7orf44	Q9GZY4	S12	KYAGSRRSMPLGARI	55 / 9 AA	17
Phosphosite 18:	ZNF804A	Q7Z570	S328	DADNCQNSVPLADQI	66 / 9 AA	137
Phosphosite 19:	USP18	Q9UMW8	S98	GADEQRRSVPFQMLL	62 / 8 AA	43
Phosphosite 20:	USP41	Q3LFD5	S98	GADEQRRSVPFQMLL	62 / 8 AA	41