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:	PTGER3
Human P-Site:	S371
P-Site Sequence:	TNNYASSSTSLPCQC
UniProt:	P43115
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PTGER3	P43115	S371	TNNYASSSTSLPCQC	100 / 9 AA	43
Phosphosite 1:	UTP18	Q9Y5J1	S228	TGNFISTSTSLPRGI	66 / 9 AA	62
Phosphosite 2:	PRR21	Q8WXC7	S327	PFVHASSSTSLHPRP	77 / 9 AA	42
Phosphosite 3:	OR4E1	P0C645	S267	IFIYSRPSTSLPEDK	66 / 9 AA	36
Phosphosite 4:	PRR21	Q8WXC7	S326	RPFVHASSSTSLHPR	87 / 8 AA	42
Phosphosite 5:	PTGER3	P43115	S373	NYASSSTSLPCQCSS	100 / 7 AA	43
Phosphosite 6:	PTGER3	P43115	S369	YHTNNYASSSTSLPC	100 / 7 AA	43
Phosphosite 7:	TTLL4	Q14679	T956	PSSCSSSTTSLPTSP	66 / 9 AA	133
Phosphosite 8:	FOXK2	Q01167	S611	LATHASASASLPTKR	66 / 9 AA	69
Phosphosite 9:	C13orf23	Q86XN7	T736	SSTAATSTSLPHPSS	75 / 8 AA	96
Phosphosite 10:	C13orf23	Q86XN7	S735	TSSTAATSTSLPHPS	75 / 8 AA	96
Phosphosite 11:	ZFP36	P26651	S287	DPDEYASSGSSLGGS	75 / 8 AA	34
Phosphosite 12:	PAOX	Q6QHF9	S118	PSVSYASSGTSVSLQ	75 / 8 AA	70
Phosphosite 13:	VGLL1	Q99990	T224	VSRGSASTSLPNETL	75 / 8 AA	29
Phosphosite 14:	VGLL1	Q99990	S223	YVSRGSASTSLPNET	75 / 8 AA	29
Phosphosite 15:	TTN	Q8WZ42	S8317	AAGSASSSTSLKVKE	100 / 7 AA	3816
Phosphosite 16:	SIX5	Q8N196	T632	AAATTSSTSLPFSPD	75 / 8 AA	75
Phosphosite 17:	PPP1R3A	Q16821	S1053	SDSSASTSLPVEESQ	85 / 7 AA	126
Phosphosite 18:	SIX5	Q8N196	S631	PAAATTSSTSLPFSP	75 / 8 AA	75
Phosphosite 19:	OVGP1	Q12889	S389	LVRAEFSSTSLPQFW	100 / 6 AA	75
Phosphosite 20:	TIRAP	P58753	T5	___MASSTSLPAPGS	100 / 6 AA	24