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:	XKR4
Human P-Site:	S247
P-Site Sequence:	SGKHRSASCSFCIWL
UniProt:	Q5GH76
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	XKR4	Q5GH76	S247	SGKHRSASCSFCIWL	100 / 9 AA	72
Phosphosite 1:	XKR4	Q5GH76	S245	RASGKHRSASCSFCI	100 / 7 AA	72
Phosphosite 2:	axin 1	O15169	S41	STDPRPASYSFCSGK	66 / 9 AA	96
Phosphosite 3:	KCNQ4	P56696	S423	ATCHRPGSTSFCPGE	66 / 9 AA	77
Phosphosite 4:	axin 1	O15169	Y42	TDPRPASYSFCSGKG	75 / 8 AA	96
Phosphosite 5:	RNase11	Q8TAA1	S136	RRVHRAPSCKFVQNP	62 / 8 AA	22
Phosphosite 6:	KRTAP10-2	P60368	S244	PVCSRPASCSFSSGQ	85 / 7 AA	26
Phosphosite 7:	RBM6	P78332	S555	NIGGHRSSCSFCKNP	88 / 9 AA	129
Phosphosite 8:	NCRNA00162	P0C852	S23	AGRRGHRSAGCGDGV	71 / 7 AA	7
Phosphosite 9:	AKNAD1	Q5T1N1	S603	EMTAPSPSCAFCRRL	62 / 8 AA	93
Phosphosite 10:	USP38	Q8NB14	S1008	QAASASCSFRPNGFD	100 / 6 AA	117
Phosphosite 11:	OSBPL6	Q9BZF3	S21	TSTPTHRSASSSTSS	85 / 7 AA	106
Phosphosite 12:	USP38	Q8NB14	S1006	ALQAASASCSFRPNG	100 / 6 AA	117
Phosphosite 13:	OSBPL6	Q9BZF3	S23	TPTHRSASSSTSSQR	85 / 7 AA	106
Phosphosite 14:	GRXCR2	A6NFK2	S209	GSGSATCSLCHGSKF	71 / 7 AA	28
Phosphosite 15:	RBM6	P78332	S557	GGHRSSCSFCKNPRE	83 / 6 AA	129
Phosphosite 16:	CXorf24	Q8TB33	S31	KQRRPSASCTFGGIW	62 / 8 AA	10
Phosphosite 17:	GRXCR2	A6NFK2	T207	CRGSGSATCSLCHGS	71 / 7 AA	28
Phosphosite 18:	GREM1	O60565	S142	EGSFQSCSFCKPKKF	100 / 5 AA	21
Phosphosite 19:	C21orf67	P58512	T62	PHGKDSATCSFISPQ	83 / 6 AA	21
Phosphosite 20:	GREM1	O60565	S140	KEEGSFQSCSFCKPK	100 / 5 AA	21