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:	Sos1
Human P-Site:	S1064
P-Site Sequence:	QQEPRKISYSRIPES
UniProt:	Q07889
Intern. Prot. ID:	IPI00020131

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	Sos1	Q07889	S1064	QQEPRKISYSRIPES	100 / 9 AA	152
Phosphosite 1:	Sos1	Q07889	Y1065	QEPRKISYSRIPESE	100 / 8 AA	152
Phosphosite 2:	SOS2	Q07890	S1067	EREPCKISFSRIAET	77 / 9 AA	153
Phosphosite 3:	Sos1	Q07889	S1066	EPRKISYSRIPESET	100 / 7 AA	152
Phosphosite 4:	WDR75	Q8IWA0	Y824	RKFRKIDYSWIAAL_	75 / 8 AA	94
Phosphosite 5:	VRK2	Q86Y07	S421	NSFPQKISYTQFPNS	55 / 9 AA	58
Phosphosite 6:	SOS2	Q07890	S1069	EPCKISFSRIAETEL	85 / 7 AA	153
Phosphosite 7:	NKTR	P30414	S629	GQKPWKPSYERIQEM	66 / 9 AA	166
Phosphosite 8:	LARP4	Q71RC2	S618	LQEPRKLSYAEVCQK	55 / 9 AA	81
Phosphosite 9:	C9orf97	Q5T7W7	S274	GISPKKISYKKPGIH	62 / 8 AA	58
Phosphosite 10:	THRAP3	Q9Y2W1	S542	SPPPRKTSESRDKLG	75 / 8 AA	109
Phosphosite 11:	ZNF265	O95218	S273	SSSPRKRSYSSSSSS	85 / 7 AA	37
Phosphosite 12:	FRMD4B	Q9Y2L6	S266	VHDPRRISVSRRTFG	75 / 8 AA	112
Phosphosite 13:	MFSD6L	Q8IWD5	Y553	PRERKIKYSKLLSME	62 / 8 AA	64
Phosphosite 14:	THRAP3	Q9Y2W1	T541	SSPPPRKTSESRDKL	75 / 8 AA	109
Phosphosite 15:	PARP8	Q8N3A8	S49	TYVGGPRSVSYSVHV	71 / 7 AA	96
Phosphosite 16:	GABRP	O00591	S367	SSFKRKISFASIEIS	62 / 8 AA	51
Phosphosite 17:	PARP8	Q8N3A8	S51	VGGPRSVSYSVHVSE	71 / 7 AA	96
Phosphosite 18:	C9orf7	Q9UGQ2	Y149	KKGDAISYARIQQQR	83 / 6 AA	18
Phosphosite 19:	C9orf7	Q9UGQ2	S148	GKKGDAISYARIQQQ	83 / 6 AA	18
Phosphosite 20:	SCN5A	Q14524	S1885	KFMAANPSKISYEPI	83 / 6 AA	227