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:	PTGER1
Human P-Site:	S262
P-Site Sequence:	AHGPRSASASSASSI
UniProt:	P34995
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PTGER1	P34995	S262	AHGPRSASASSASSI	100 / 9 AA	42
Phosphosite 1:	GPR153	Q6NV75	S495	GPGPRSASASLLPDA	100 / 7 AA	65
Phosphosite 2:	PTGER1	P34995	S260	WGAHGPRSASASSAS	100 / 7 AA	42
Phosphosite 3:	Sos1	Q07889	S1134	PHGPRSASVSSISLT	87 / 8 AA	152
Phosphosite 4:	MAP7D1	Q3KQU3	S364	AVPVCPRSASASPLT	100 / 7 AA	93
Phosphosite 5:	MAP7D1	Q3KQU3	S366	PVCPRSASASPLTPC	100 / 7 AA	93
Phosphosite 6:	RNF10	Q8N5U6	S41	QQPPRSASAGPAGES	77 / 9 AA	90
Phosphosite 7:	GPR153	Q6NV75	S493	RPGPGPRSASASLLP	100 / 7 AA	65
Phosphosite 8:	RGPR-p117	Q96JE7	S868	AARPRSISESSASSA	77 / 9 AA	117
Phosphosite 9:	Putative uncharacterized protein FLJ46358	Q6ZRH4	S180	SPPPRSSSASGAAGA	77 / 9 AA	28
Phosphosite 10:	JMY	Q8N9B5	S856	KRIPKSASAPSAHLF	77 / 9 AA	111
Phosphosite 11:	KREMEN2	Q8NCW0	S24	LLQPRGASAGSLHSP	75 / 8 AA	49
Phosphosite 12:	MNX1	P50219	S22	VDPPRAASAQSAPLA	77 / 9 AA	41
Phosphosite 13:	PRDM6	Q9NQX0	S75	SLRPRPASLSSASST	77 / 9 AA	64
Phosphosite 14:	DNAJB2	P25686	S15	LDVPRSASADDIKKA	100 / 6 AA	36
Phosphosite 15:	DNAJB2	P25686	S13	EILDVPRSASADDIK	100 / 6 AA	36
Phosphosite 16:	C7orf13	Q8NI28	T33	SPAPAPRTASASRRR	85 / 7 AA	22
Phosphosite 17:	Sos1	Q07889	S1132	TLPHGPRSASVSSIS	85 / 7 AA	152
Phosphosite 18:	BAIAP2L2	Q6UXY1	S299	RSLPRTPSASSLYSG	75 / 8 AA	59
Phosphosite 19:	APC	P25054	S2396	SSIPRSESASKGLNQ	85 / 7 AA	312
Phosphosite 20:	C7orf13	Q8NI28	S35	APAPRTASASRRRCV	85 / 7 AA	22