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:	CBX1
Human P-Site:	S172
P-Site Sequence:	EERLTWHSYPSEDDD
UniProt:	P83916
Intern. Prot. ID:	IPI00010320

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CBX1	P83916	S172	EERLTWHSYPSEDDD	100 / 9 AA	21
Phosphosite 1:	CBX1	P83916	Y173	ERLTWHSYPSEDDDK	100 / 8 AA	21
Phosphosite 2:	CBX3	Q13185	S176	EERLTWHSCPEDEAQ	66 / 9 AA	21
Phosphosite 3:	MEIS3P2	A8K0S8	Y272	FQHLWHPYPSEEQKK	85 / 7 AA	39
Phosphosite 4:	CBX1	P83916	T169	SFYEERLTWHSYPSE	100 / 6 AA	21
Phosphosite 5:	CBX5	P45973	Y177	ERLTWHAYPEDAENK	62 / 8 AA	22
Phosphosite 6:	CBX1	P83916	S175	LTWHSYPSEDDDKKD	100 / 6 AA	21
Phosphosite 7:	CBX3	Q13185	T173	AFYEERLTWHSCPED	83 / 6 AA	21
Phosphosite 8:	RB1CC1	Q8TDY2	S212	LECLTRHSYRECLGR	71 / 7 AA	183
Phosphosite 9:	TIPARP	Q7Z3E1	S141	VVPIQDHSFPSETLS	83 / 6 AA	76
Phosphosite 10:	TIPARP	Q7Z3E1	S144	IQDHSFPSETLSGTV	83 / 6 AA	76
Phosphosite 11:	AGRN	O00468	Y574	CGSDGHTYPSECMLH	83 / 6 AA	215
Phosphosite 12:	AGRN	O00468	T573	VCGSDGHTYPSECML	83 / 6 AA	215
Phosphosite 13:	MEIS3	Q99687	Y289	FQHLSHPYPSEEQKK	71 / 7 AA	41
Phosphosite 14:	MEIS3P1	A6NDR6	Y188	FQHLSHPYPSEEQKK	71 / 7 AA	30
Phosphosite 15:	Sin3A	Q96ST3	S587	VLNDTWVSFPSWSED	71 / 7 AA	145
Phosphosite 16:	SIN3B	O75182	S462	VLNDTWVSFPSWSED	71 / 7 AA	133
Phosphosite 17:	SSH2	Q76I76	T204	YPGSLFLTWVSYYES	83 / 6 AA	158
Phosphosite 18:	HERC4	Q5GLZ8	Y413	LIQKWLSYPSGRFPV	62 / 8 AA	119
Phosphosite 19:	HERC4	Q5GLZ8	S412	ALIQKWLSYPSGRFP	62 / 8 AA	119
Phosphosite 20:	GBA3	Q9H227	S207	AHARSWHSYDSLFRK	71 / 7 AA	54