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:	SOS2
Human P-Site:	T268
P-Site Sequence:	IEDTVEMTDESSPHP
UniProt:	Q07890
Intern. Prot. ID:	IPI00020134

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	SOS2	Q07890	T268	IEDTVEMTDESSPHP	100 / 9 AA	153
Phosphosite 1:	Sos1	Q07889	T270	IEDTVEMTDEGSPHP	88 / 9 AA	152
Phosphosite 2:	ARHGEF6	Q15052	T156	QSKTVEMTENGSHQL	66 / 9 AA	87
Phosphosite 3:	USP31	Q70CQ4	T822	LSESVEMTGERSEDD	66 / 9 AA	147
Phosphosite 4:	CLSPN	Q9HAW4	T639	EEEEEEMTDESEEDG	100 / 6 AA	151
Phosphosite 5:	Serine protease 53	Q2L4Q9	S288	SPETPEMSDEDSCVA	66 / 9 AA	58
Phosphosite 6:	DPP9	Q86TI2	T62	DFQFVQKTDESGPHS	62 / 8 AA	98
Phosphosite 7:	UTP20	O75691	T779	KELQNDMTDEKSVGD	71 / 7 AA	318
Phosphosite 8:	APBA1	Q02410	T13	GSAEVEVTDEAAGGE	62 / 8 AA	93
Phosphosite 9:	p37 adaptor	Q14CS0	T310	SFPNKELTDESLTLL	83 / 6 AA	37
Phosphosite 10:	Smad2	Q15796	T324	SNVNRNATVEMTRRH	100 / 5 AA	52
Phosphosite 11:	GON4	Q3T8J9	T1545	LQKEDEMTDEAVGDS	83 / 6 AA	249
Phosphosite 12:	SIPA1L2	Q9P2F8	T952	GCETVEMTLRRNGLG	100 / 5 AA	190
Phosphosite 13:	Smad2	Q15796	T328	RNATVEMTRRHIGRG	100 / 5 AA	52
Phosphosite 14:	CORO1C	Q9ULV4	T296	SIRYFEITDESPYVH	71 / 7 AA	53
Phosphosite 15:	ARHGEF6	Q15052	T152	GLQRQSKTVEMTENG	100 / 5 AA	87
Phosphosite 16:	PLEKHB2	Q96CS7	T123	SAVMTDETSVVSSPP	83 / 6 AA	25
Phosphosite 17:	PABPC3	Q9H361	S227	VKVMTDESGKSKGFG	83 / 6 AA	70
Phosphosite 18:	TNS3	Q68CZ2	T445	GSSLKEMTDARSKYS	71 / 7 AA	155
Phosphosite 19:	PABPC1	P11940	S227	VKVMTDESGKSKGFG	83 / 6 AA	71
Phosphosite 20:	DHX30	Q7L2E3	T230	RGSSFEMTDDDSAIR	71 / 7 AA	134