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:	S530
P-Site Sequence:	SVIFSAKSAEEKNNW
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	S530	SVIFSAKSAEEKNNW	100 / 9 AA	152
Phosphosite 1:	SOS2	Q07890	S528	SIIFAAKSAEEKNNW	88 / 9 AA	153
Phosphosite 2:	WDR75	Q8IWA0	S672	LLTFSTKSPEEKLTP	77 / 9 AA	94
Phosphosite 3:	ARRB2	P32121	S154	IRAFCAKSLEEKSHK	77 / 9 AA	46
Phosphosite 4:	Cytohesin 4	Q9UIA0	S359	SYRISATSAEERDQW	66 / 9 AA	46
Phosphosite 5:	C5orf36	Q8IV33	S828	EQLFSMNSSEEKPLP	66 / 9 AA	38
Phosphosite 6:	C2orf57	Q53QW1	S192	QAASTTKSAEEKAEH	75 / 8 AA	42
Phosphosite 7:	CCT-zeta	P40227	S252	NSGFFYKSAEEREKL	66 / 9 AA	58
Phosphosite 8:	PLEKHA6	Q9Y2H5	S142	TYFFSAESPEEQEAW	66 / 9 AA	117
Phosphosite 9:	3BP2	P78314	S114	TWFFSASSEEERKSW	66 / 9 AA	62
Phosphosite 10:	AKAP1	Q92667	S159	PKGVLFSSKSAEVCK	85 / 7 AA	97
Phosphosite 11:	ACAP2	Q15057	S533	QKKFVSKSSEEKRLS	66 / 9 AA	88
Phosphosite 12:	MYH9	P35579	Y1460	EKTISAKYAEERDRA	66 / 9 AA	227
Phosphosite 13:	AKAP1	Q92667	S161	GVLFSSKSAEVCKQD	85 / 7 AA	97
Phosphosite 14:	PAK1	Q13153	S149	YMSFTDKSAEDYNSS	62 / 8 AA	61
Phosphosite 15:	PFKFB3	Q16875	S403	LAYFLDKSAEEMPYL	66 / 9 AA	60
Phosphosite 16:	KRT13	P13646	S300	EEWFHAKSAELNKEV	85 / 7 AA	50
Phosphosite 17:	Sos1	Q07889	S527	DENSVIFSAKSAEEK	100 / 6 AA	152
Phosphosite 18:	PAPPA	Q13219	S520	LNIFFAKSSEEELAG	75 / 8 AA	181
Phosphosite 19:	CWF19L2	Q2TBE0	S13	GRFESAKSIEERKEQ	75 / 8 AA	103
Phosphosite 20:	BRD1	O95696	S146	YYKFIEKSAEELDNE	75 / 8 AA	120