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:	PTGER4
Human P-Site:	S442
P-Site Sequence:	RISETSDSSQGQDSE
UniProt:	P35408
Intern. Prot. ID:	IPI00018648

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PTGER4	P35408	S442	RISETSDSSQGQDSE	100 / 9 AA	53
Phosphosite 1:	PTGER4	P35408	S443	ISETSDSSQGQDSES	100 / 8 AA	53
Phosphosite 2:	ZFC3H1	O60293	S336	LKSDTTDSSQGLQDK	75 / 8 AA	226
Phosphosite 3:	RALGAPA2	Q2PPJ7	S778	PEPLCSDSSQGQKAE	100 / 7 AA	211
Phosphosite 4:	RALGAPA2	Q2PPJ7	S779	EPLCSDSSQGQKAEN	100 / 7 AA	211
Phosphosite 5:	PTGER4	P35408	S440	TLRISETSDSSQGQD	100 / 7 AA	53
Phosphosite 6:	C20orf54	Q9NQ40	S282	PAGTVDSSQGQGYLE	87 / 8 AA	51
Phosphosite 7:	C20orf54	Q9NQ40	S281	GPAGTVDSSQGQGYL	87 / 8 AA	51
Phosphosite 8:	KIAA1731	Q9C0D2	S2201	FSIEARDSSQGMKNQ	75 / 8 AA	295
Phosphosite 9:	PARD3	Q8TEW0	S2492	IRTCSDCSQGQGGFT	85 / 7 AA	151
Phosphosite 10:	FAM44A	Q8NFC6	S458	TKTQTSDSSEGKTKS	66 / 9 AA	330
Phosphosite 11:	ZFC3H1	O60293	S337	KSDTTDSSQGLQDKE	85 / 7 AA	226
Phosphosite 12:	TCOF1	Q13428	S555	SSEESSDSSDGEVPT	66 / 9 AA	152
Phosphosite 13:	MYRIP	Q8NFW9	S510	ASRETSDSSEPEEAP	66 / 9 AA	96
Phosphosite 14:	FBXO7	Q9Y3I1	S123	QDEQPSDSFQGQAAQ	66 / 9 AA	59
Phosphosite 15:	SLC6A20	Q9NP91	S542	KYQAWDASQGQLVTK	62 / 8 AA	66
Phosphosite 16:	IHPK1	Q92551	S145	LSLETSESSQEAKSP	85 / 7 AA	50
Phosphosite 17:	NAB1	Q13506	S416	NGLTSDNSDGQGERP	75 / 8 AA	54
Phosphosite 18:	IHPK1	Q92551	S143	ASLSLETSESSQEAK	85 / 7 AA	50
Phosphosite 19:	MARCH-VII	Q9H992	S466	TGGSTSDSAQGGRNT	85 / 7 AA	78
Phosphosite 20:	MFSD6L	Q8IWD5	S567	EVSDTSDSEQGTEQD	75 / 8 AA	64