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:	IKZF1
Human P-Site:	S277
P-Site Sequence:	NVAKRKSSMPQKFLG
UniProt:	Q13422
Intern. Prot. ID:	IPI00013232

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	IKZF1	Q13422	S277	NVAKRKSSMPQKFLG	100 / 9 AA	58
Phosphosite 1:	IKZF3	Q9UKT9	S269	NVAKRKSSMPQKFIG	100 / 9 AA	58
Phosphosite 2:	IKZF3	Q9UKT9	S268	SNVAKRKSSMPQKFI	100 / 8 AA	58
Phosphosite 3:	IKZF1	Q13422	S276	SNVAKRKSSMPQKFL	100 / 8 AA	58
Phosphosite 4:	IKZF2	Q9UKS7	S279	NMGKRKSSTPQKFVG	88 / 9 AA	60
Phosphosite 5:	SCYL3	Q8IZE3	S618	ESMPWKSSLPQKISL	75 / 8 AA	83
Phosphosite 6:	C10orf18	Q5VWN6	S354	VQPKRKASMPHMVQS	66 / 9 AA	269
Phosphosite 7:	Gem	P55040	S261	AYQKRKESMPRKARR	77 / 9 AA	34
Phosphosite 8:	IKZF2	Q9UKS7	S278	GNMGKRKSSTPQKFV	87 / 8 AA	60
Phosphosite 9:	IKZF2	Q9UKS7	T280	MGKRKSSTPQKFVGE	87 / 8 AA	60
Phosphosite 10:	BNC2	Q6ZN30	S637	KKKPRKSSMPVKIEK	87 / 8 AA	122
Phosphosite 11:	Basonuclin 1	Q01954	S541	KKKSRKSSMPIKIEK	87 / 8 AA	111
Phosphosite 12:	MASTL	Q96GX5	S703	TPTQKRRSCMPHQQT	62 / 8 AA	97
Phosphosite 13:	IKZF4	Q9H2S9	S326	SLTKRKRSTPQKFVG	77 / 9 AA	64
Phosphosite 14:	ZBTB7B	O15156	S342	KLVRKRRSQMPQECP	75 / 8 AA	58
Phosphosite 15:	TARS2	Q9BW92	S52	AQVKRLASMAQKEPR	66 / 9 AA	81
Phosphosite 16:	ASXL2	Q76L83	S570	PESLKRKSSLTQEEA	75 / 8 AA	154
Phosphosite 17:	ASXL2	Q76L83	S571	ESLKRKSSLTQEEAP	75 / 8 AA	154
Phosphosite 18:	Basonuclin 1	Q01954	S540	PKKKSRKSSMPIKIE	100 / 6 AA	111
Phosphosite 19:	BNC2	Q6ZN30	S636	PKKKPRKSSMPVKIE	100 / 6 AA	122
Phosphosite 20:	Smc5	Q8IY18	S35	VPSKRKNSAPQLPLL	75 / 8 AA	129