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:	MRGPRX1
Human P-Site:	S316
P-Site Sequence:	PEEILELSGSRLEQ_
UniProt:	Q96LB2
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	MRGPRX1	Q96LB2	S316	PEEILELSGSRLEQ_	100 / 9 AA	36
Phosphosite 1:	MRGPRX3	Q96LB0	S316	PQETLELSGSRLEQ_	88 / 9 AA	36
Phosphosite 2:	MRGPRX4	Q96LA9	S316	PEESLELSGSRLGP_	100 / 8 AA	36
Phosphosite 3:	PRAMEF20	Q5VT98	S328	QLKTLDLSGTRLANF	66 / 9 AA	55
Phosphosite 4:	MRGPRX1	Q96LB2	S318	EILELSGSRLEQ___	100 / 7 AA	36
Phosphosite 5:	MRGPRX3	Q96LB0	S318	ETLELSGSRLEQ___	100 / 7 AA	36
Phosphosite 6:	MRGPRX4	Q96LA9	S318	ESLELSGSRLGP___	100 / 7 AA	36
Phosphosite 7:	Leucine-rich repeat-containing protein 10B	A6NIK2	S29	GDQQLELSGRRLRRL	87 / 8 AA	33
Phosphosite 8:	LRG1	P02750	S172	ALGHLDLSGNRLRKL	75 / 8 AA	38
Phosphosite 9:	PRKDC	P78527	S3363	ARRILELSGSSSEDS	87 / 8 AA	469
Phosphosite 10:	KIAA0711	O94819	S147	PDLVLEVSGRRLRAH	66 / 9 AA	66
Phosphosite 11:	PODN	Q7Z5L7	S438	LLRSLDLSGNRLHTL	75 / 8 AA	69
Phosphosite 12:	ZMYND8	Q9ULU4	S1124	SGSTLDLSGSRETPS	75 / 8 AA	132
Phosphosite 13:	AGC1	P16112	S1850	PSGILELSGAHSGAP	75 / 8 AA	250
Phosphosite 14:	KIFC1	Q9BW19	S31	APSQLPLSGSRLKRR	87 / 8 AA	74
Phosphosite 15:	ZZEF1	O43149	S2644	SEDILELSGPAHMTY	85 / 7 AA	331
Phosphosite 16:	LRRC47	Q8N1G4	S137	QLQSLNLSGNRLREL	75 / 8 AA	63
Phosphosite 17:	BHLHA15	Q7RTS1	S135	TATILTMSSSRLPGL	66 / 9 AA	21
Phosphosite 18:	ACTR3	P61158	S354	LKLSEELSGGRLKPK	85 / 7 AA	47
Phosphosite 19:	HERPUD1	Q15011	S27	RHRDLELSGDRGWSV	85 / 7 AA	44
Phosphosite 20:	PRAMEF6	Q5VXH4	S329	QLKTLDLSGIRLTNY	75 / 8 AA	55