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:	SLC7A1
Human P-Site:	S22
P-Site Sequence:	RRKVVDCSREETRLS
UniProt:	P30825
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	SLC7A1	P30825	S22	RRKVVDCSREETRLS	100 / 9 AA	68
Phosphosite 1:	PLCL4	O75038	S801	IGLPVDCSREQTRVV	87 / 8 AA	68
Phosphosite 2:	SMURF2	Q9HAU4	S152	GGQVVDCSRLFDNDL	100 / 6 AA	86
Phosphosite 3:	CTSL2	O60911	S170	EQNLVDCSRPQGNQG	62 / 8 AA	37
Phosphosite 4:	Syntaphilin	O15079	T272	SSGVDCGTEETSLHS	75 / 8 AA	54
Phosphosite 5:	NMDAR2C	Q14957	S229	PVFVAYCSREEAEVL	66 / 9 AA	135
Phosphosite 6:	PNPLA6	Q8IY17	S1324	EDAGPDCSRDEGGSP	83 / 6 AA	150
Phosphosite 7:	KATNB1	Q9BVA0	S608	PSVGVDISREERLHK	85 / 7 AA	72
Phosphosite 8:	RGS4	P49798	T133	EVNLDSCTREETSRN	83 / 6 AA	23
Phosphosite 9:	FNDC8	Q8TC99	S82	VEDSDCSSDETSISA	71 / 7 AA	36
Phosphosite 10:	TIE2	Q02763	S1119	TYAGIDCSAEEAA__	62 / 8 AA	126
Phosphosite 11:	FNDC8	Q8TC99	S81	PVEDSDCSSDETSIS	71 / 7 AA	36
Phosphosite 12:	CENTG2	Q9UPQ3	T704	TKPSVDSTREEKERW	71 / 7 AA	94
Phosphosite 13:	CENTG2	Q9UPQ3	S703	RTKPSVDSTREEKER	71 / 7 AA	94
Phosphosite 14:	ZNF175	Q9Y473	S37	EDVTVDFSREEWQQL	85 / 7 AA	82
Phosphosite 15:	C6orf204	Q5SZL2	S756	GIRSMNCSAEETEND	62 / 8 AA	92
Phosphosite 16:	NEK1	Q96PY6	S1008	QVQSVQCSPEESFAF	62 / 8 AA	143
Phosphosite 17:	LRRC55	Q6ZSA7	S65	RNQVVDCSSQRLFSV	71 / 7 AA	34
Phosphosite 18:	TNC	P24821	S248	GYAGADCSREICPVP	83 / 6 AA	241
Phosphosite 19:	C10orf81	Q5SXH7	S267	SHESVDSSKEEPQTL	71 / 7 AA	52
Phosphosite 20:	BRCA2	P51587	S671	GTILRKCSRNETCSN	71 / 7 AA	384