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:	ARHGEF15
Human P-Site:	T269
P-Site Sequence:	VLTSYRSTAERKLLP
UniProt:	O94989
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	ARHGEF15	O94989	T269	VLTSYRSTAERKLLP	100 / 9 AA	92
Phosphosite 1:	Sos1	Q07889	T549	ISLQYRSTLERMLDV	75 / 8 AA	152
Phosphosite 2:	TRAPPC10	P48553	T641	EKNSYRKTAEWLTKH	75 / 8 AA	142
Phosphosite 3:	SART2	Q9UL01	T773	NTASFRKTAERLLRF	75 / 8 AA	110
Phosphosite 4:	NPR2	P20594	T671	GLASFRSTAEPDDSH	66 / 9 AA	117
Phosphosite 5:	NPR2	P20594	S670	YGLASFRSTAEPDDS	75 / 8 AA	117
Phosphosite 6:	C4orf22	Q6V702	T53	VELGYRGTGERVKRE	62 / 8 AA	27
Phosphosite 7:	ANXA4	P09525	T46	SVLAYRNTAQRQEIR	55 / 9 AA	36
Phosphosite 8:	SOS2	Q07890	T547	ISLHYRSTLDRMLDS	62 / 8 AA	153
Phosphosite 9:	ZNFX1	Q9P2E3	S959	YERQYRTSAERMAEL	62 / 8 AA	220
Phosphosite 10:	FLJ21438	Q86YV0	S277	SRCFSCRSAAERDRW	75 / 8 AA	119
Phosphosite 11:	DAB2IP	Q5VWQ8	S186	SKCFSCRSAAERDKW	75 / 8 AA	132
Phosphosite 12:	STAG3	Q9UJ98	T1207	QASSYSSTSERGLDL	75 / 8 AA	139
Phosphosite 13:	STAG3	Q9UJ98	S1206	MQASSYSSTSERGLD	75 / 8 AA	139
Phosphosite 14:	Shb	Q15464	S165	SPHLYRSSSERRPAT	62 / 8 AA	55
Phosphosite 15:	Shb	Q15464	S166	PHLYRSSSERRPATP	62 / 8 AA	55
Phosphosite 16:	SHROOM2	Q13796	T1377	KIPSPRSTEERKEEP	85 / 7 AA	176
Phosphosite 17:	SOS2	Q07890	S546	LISLHYRSTLDRMLD	71 / 7 AA	153
Phosphosite 18:	MAST4	O15021	T1320	PTPSYRSTPDFPSGT	71 / 7 AA	284
Phosphosite 19:	MAST4	O15021	S1319	SPTPSYRSTPDFPSG	71 / 7 AA	284
Phosphosite 20:	MAST1	Q9Y2H9	S1143	SPTHSYRSTPDSAYL	71 / 7 AA	171