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:	PHGDH
Human P-Site:	S501
P-Site Sequence:	SYQTSLVSDGETWHV
UniProt:	O43175
Intern. Prot. ID:	IPI00011200

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PHGDH	O43175	S501	SYQTSLVSDGETWHV	100 / 9 AA	57
Phosphosite 1:	DUSP27	Q5VZP5	S42	PSQYSMVSDAETESI	75 / 8 AA	130
Phosphosite 2:	USP34	Q70CQ2	S355	CNNESLVSDTETSIA	87 / 8 AA	404
Phosphosite 3:	XYLT1	Q86Y38	T669	RAETSLHTDGENSCR	75 / 8 AA	108
Phosphosite 4:	TRAP1	Q12931	S133	KLRHKLVSDGQALPE	71 / 7 AA	80
Phosphosite 5:	CEP170	Q5SW79	S636	GSATSLASQGERRRR	75 / 8 AA	175
Phosphosite 6:	XRN1	Q8IZH2	S731	EARVVAVSDGETKFY	100 / 6 AA	194
Phosphosite 7:	TKTL1	P51854	S125	YRVFCLMSDGESSEG	62 / 8 AA	65
Phosphosite 8:	MLPH	Q9BV36	S397	EELTSNVSDQETSSE	77 / 9 AA	66
Phosphosite 9:	PHGDH	O43175	S498	RLLSYQTSLVSDGET	100 / 6 AA	57
Phosphosite 10:	PNPLA6	Q8IY17	Y1298	RIEPPTSYVSDGCAD	85 / 7 AA	150
Phosphosite 11:	PNPLA6	Q8IY17	S1300	EPPTSYVSDGCADGE	85 / 7 AA	150
Phosphosite 12:	Gde5	Q9NPB8	S192	SLEISLISDNEFKCR	62 / 8 AA	76
Phosphosite 13:	MUC3A	Q02505	T852	PTSSLVSTAETAKTP	75 / 8 AA	266
Phosphosite 14:	FAM83B	Q5T0W9	S809	SSSDTLVSEGEENQK	71 / 7 AA	115
Phosphosite 15:	MUC3A	Q02505	S851	PPTSSLVSTAETAKT	66 / 9 AA	266
Phosphosite 16:	ZNF239	Q16600	S122	NLQVKLVSDGQELAS	83 / 6 AA	52
Phosphosite 17:	HCFC2	Q9Y5Z7	S301	TEWTTLVSDSQEDKK	62 / 8 AA	87
Phosphosite 18:	SYCP1	Q15431	S905	TDLLSMVSEEETLKT	62 / 8 AA	114
Phosphosite 19:	ERCC6L	Q2NKX8	S1028	SKARRIVSDGEDEDD	71 / 7 AA	141
Phosphosite 20:	SPTBN1	Q01082	S1237	ETGRRLVSDGNINSD	62 / 8 AA	275