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:	transferrin
Human P-Site:	S688
P-Site Sequence:	LRKCSTSSLLEACTF
UniProt:	P02787
Intern. Prot. ID:	IPI00022463

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	transferrin	P02787	S688	LRKCSTSSLLEACTF	100 / 9 AA	77
Phosphosite 1:	transferrin	P02787	S687	NLRKCSTSSLLEACT	100 / 8 AA	77
Phosphosite 2:	LTF	P02788	S699	NLKKCSTSPLLEACE	87 / 8 AA	78
Phosphosite 3:	transferrin	P02787	T686	GNLRKCSTSSLLEAC	100 / 7 AA	77
Phosphosite 4:	Putative UPF0607 protein ENSP00000383783	A8MUI8	S114	GEAASTSSLLETQGN	87 / 8 AA	38
Phosphosite 5:	EDC4	Q6P2E9	S809	GDRHNTPSLLEAALT	66 / 9 AA	152
Phosphosite 6:	C10orf18	Q5VWN6	S851	LEKCSADSLLETNEI	66 / 9 AA	269
Phosphosite 7:	PIP5K	Q9Y2I7	S927	ESLPCDDSSLLESRI	75 / 8 AA	237
Phosphosite 8:	PIP5K	Q9Y2I7	S928	SLPCDDSSLLESRIV	66 / 9 AA	237
Phosphosite 9:	TDRD12	Q587J7	S663	LECEKTSSLLQALDF	85 / 7 AA	133
Phosphosite 10:	FBX43	Q4G163	S72	RDFCSTSSFQDSGYN	55 / 9 AA	78
Phosphosite 11:	FBX43	Q4G163	S71	FRDFCSTSSFQDSGY	62 / 8 AA	78
Phosphosite 12:	CEP55	Q53EZ4	T98	LKARYSTTALLEQLE	62 / 8 AA	54
Phosphosite 13:	CLU	P10909	S357	WKMLNTSSLLEQLNE	85 / 7 AA	52
Phosphosite 14:	Myc	P01106	S172	ARGHSVCSTSSLYLQ	100 / 6 AA	49
Phosphosite 15:	TRIM56	Q9BRZ2	S9	VSHGSSPSLLEALSS	75 / 8 AA	81
Phosphosite 16:	Myc	P01106	S175	HSVCSTSSLYLQDLS	100 / 6 AA	49
Phosphosite 17:	transferrin	P02787	S685	VGNLRKCSTSSLLEA	100 / 6 AA	77
Phosphosite 18:	Myc	P01106	T173	RGHSVCSTSSLYLQD	100 / 6 AA	49
Phosphosite 19:	C21orf45	Q9NYP9	S29	KGKCSDSSLLGKRLS	85 / 7 AA	26
Phosphosite 20:	C21orf45	Q9NYP9	S28	DKGKCSDSSLLGKRL	85 / 7 AA	26