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:	Id3
Human P-Site:	S49
P-Site Sequence:	DDMNHCYSRLRELVP
UniProt:	Q02535
Intern. Prot. ID:	IPI00219112

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	Id3	Q02535	S49	DDMNHCYSRLRELVP	100 / 9 AA	13
Phosphosite 1:	Id3	Q02535	Y48	LDDMNHCYSRLRELV	100 / 8 AA	13
Phosphosite 2:	ID4	P47928	Y72	QCDMNDCYSRLRRLV	87 / 8 AA	17
Phosphosite 3:	ZNF77	Q15935	S338	KAFTCYSSLREHGRT	85 / 7 AA	62
Phosphosite 4:	ZNF77	Q15935	S337	GKAFTCYSSLREHGR	85 / 7 AA	62
Phosphosite 5:	Id1	P41134	Y73	LYDMNGCYSRLKELV	75 / 8 AA	16
Phosphosite 6:	CYTL1	Q9NRR1	S29	PTPPTCYSRMRALSQ	71 / 7 AA	16
Phosphosite 7:	C11orf61	Q6P1R3	S177	KTLRRCYSRVKEHGV	62 / 8 AA	61
Phosphosite 8:	CYTL1	Q9NRR1	Y28	RPTPPTCYSRMRALS	83 / 6 AA	16
Phosphosite 9:	HPS1	Q92902	S157	QSLLWTYSRLREQEQ	75 / 8 AA	79
Phosphosite 10:	KIAA0947	Q9Y2F5	T1098	PGTLHCYTGIREGGD	62 / 8 AA	248
Phosphosite 11:	EphA8	P29322	Y651	GDSGEVCYGRLRVPG	83 / 6 AA	111
Phosphosite 12:	ZRSR2	Q15696	S375	GHHDDYYSRLRGRRN	62 / 8 AA	58
Phosphosite 13:	HPS3	Q969F9	S563	GHLGDCYSRLDSQHS	71 / 7 AA	114
Phosphosite 14:	ZRSR2	Q15696	Y374	MGHHDDYYSRLRGRR	62 / 8 AA	58
Phosphosite 15:	HPS3	Q969F9	Y562	CGHLGDCYSRLDSQH	71 / 7 AA	114
Phosphosite 16:	SLC38A9	Q8NBW4	S72	NKRIHYYSRLTTPAD	83 / 6 AA	64
Phosphosite 17:	KIAA0443	Q96D09	Y209	TNMGSWCYSRPRARE	62 / 8 AA	94
Phosphosite 18:	PELP1	Q8IZL8	Y240	QQLACECYSRLPSLG	83 / 6 AA	120
Phosphosite 19:	MGAT4B	Q9UQ53	S226	PHFYPDFSRLRESFG	83 / 6 AA	63
Phosphosite 20:	PMS2CL	Q68D20	S32	EKRDVSISRLREAFS	55 / 9 AA	21