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:	S1315
P-Site Sequence:	KTYKRELSHPPLYRL
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	S1315	KTYKRELSHPPLYRL	100 / 9 AA	153
Phosphosite 1:	Putative UPF0607 protein ENSP00000383783	A8MUI8	S253	SSHKRKLSEPPLQLQ	77 / 9 AA	38
Phosphosite 2:	CHRNA6	Q15825	S412	ATSKRRLSHQPLQWV	77 / 9 AA	57
Phosphosite 3:	XKR5	Q6UX68	S637	LEPKRELSHHAAVGV	75 / 8 AA	75
Phosphosite 4:	RNF10	Q8N5U6	S70	YNRKRELSYPKNESF	85 / 7 AA	90
Phosphosite 5:	Putative UPF0607 protein FLJ37424	Q8N9G6	S253	RSHKRKLSGPPLQLQ	77 / 9 AA	37
Phosphosite 6:	Putative UPF0607 protein ENSP00000383144	A8MX80	S253	RSHKRKLSGPPLQLQ	77 / 9 AA	38
Phosphosite 7:	Putative UPF0607 protein ENSP00000382826	A8MV72	S223	RSRKRKLSGPPLQLQ	77 / 9 AA	34
Phosphosite 8:	Putative UPF0607 protein ENSP00000381514	A8MUA0	S253	RSRKRKLSGPPLQLQ	77 / 9 AA	38
Phosphosite 9:	Putative UPF0607 protein ENSP00000332738	A6NL46	S252	RPRKRKLSGPPLQLQ	77 / 9 AA	38
Phosphosite 10:	Cyclin K	O75909	T361	KIPKIETTHPPLPPA	66 / 9 AA	41
Phosphosite 11:	REXO1	Q8N1G1	S517	KLKKRALSHADLFGD	66 / 9 AA	132
Phosphosite 12:	INTU	Q9ULD6	T271	AYDVKRETSHPRQKK	85 / 7 AA	106
Phosphosite 13:	INTU	Q9ULD6	S272	YDVKRETSHPRQKKT	85 / 7 AA	106
Phosphosite 14:	PLEKHH2	Q8IVE3	S459	ALAKRHLSQPQLSSD	66 / 9 AA	168
Phosphosite 15:	MRPS25	P82663	S124	EEEKKQLSHPANFGP	62 / 8 AA	20
Phosphosite 16:	AARS2	Q5JTZ9	S26	SPAWRGLSHRPLSSE	75 / 8 AA	107
Phosphosite 17:	CDK12	Q9NYV4	S343	FLSKRSLSRSPLPSR	66 / 9 AA	164
Phosphosite 18:	KIAA0552	O60299	S139	PPQYREPSHPPKLLA	85 / 7 AA	72
Phosphosite 19:	DDEF1	Q9ULH1	S839	PGHKRTLSDPPSPLP	75 / 8 AA	106
Phosphosite 20:	Putative uncharacterized protein FLJ46541	Q6ZR93	S27	LALARASSHPPLPSG	75 / 8 AA	18