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:	S274
P-Site Sequence:	VEMTDEGSPHPLVGS
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	S274	VEMTDEGSPHPLVGS	100 / 9 AA	152
Phosphosite 1:	SOS2	Q07890	S272	VEMTDESSPHPLAGS	88 / 9 AA	153
Phosphosite 2:	Hck	P08631	S351	FLKSDEGSKQPLPKL	66 / 9 AA	60
Phosphosite 3:	ADAT3	Q96EY9	S86	RPSRDAGSPHALEML	75 / 8 AA	38
Phosphosite 4:	IHH	Q14623	S400	RLLLEEGSFHPLGMS	75 / 8 AA	45
Phosphosite 5:	GAS2L1	Q99501	S606	SSSSDEGSPCPGMGG	75 / 8 AA	73
Phosphosite 6:	ADAMTS3	O15072	S749	LIQEDEASPHILAIK	75 / 8 AA	136
Phosphosite 7:	XRN2	Q9H0D6	S485	TSFTSDGSPSPLGGI	66 / 9 AA	109
Phosphosite 8:	TGFB1I1	O43294	S192	VSSTNEGSPSPPEPT	75 / 8 AA	50
Phosphosite 9:	ANGPTL2	Q9UKU9	S34	FEGTEEGSPREFIYL	55 / 9 AA	57
Phosphosite 10:	STRN4	Q9NRL3	S342	RRCTVDGSPHELESR	66 / 9 AA	81
Phosphosite 11:	C11orf73	Q53FT3	S93	GLKSGEGSQHPFGAM	55 / 9 AA	22
Phosphosite 12:	DCDC2	Q9UHG0	S270	VGSSDNSSPQPLKRK	55 / 9 AA	53
Phosphosite 13:	HYDIN	Q4G0P3	S3885	MDHWAEGSPQPFSVE	71 / 7 AA	576
Phosphosite 14:	GSX1	Q9H4S2	S24	EKKAPEGSPPPLFPY	85 / 7 AA	28
Phosphosite 15:	UBE2Q2	Q8WVN8	S45	FLVPQQGSPHSLPPP	62 / 8 AA	43
Phosphosite 16:	PHLDB3	Q6NSJ2	T11	RSSPEEGTPPPLVPE	62 / 8 AA	32
Phosphosite 17:	GluR-delta2	O43424	S890	SLCTDDDSPHKQFST	71 / 7 AA	113
Phosphosite 18:	FOXK2	Q01167	S398	ESLSREGSPAPLEPE	85 / 7 AA	69
Phosphosite 19:	PTGDR	Q13258	S254	RADGREASPQPLEEL	71 / 7 AA	40
Phosphosite 20:	XKR7	Q5GH72	S154	AFRTKEGSPEPGPQP	75 / 8 AA	64