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:	IKZF4
Human P-Site:	S305
P-Site Sequence:	VPDSMLHSSSERPTF
UniProt:	Q9H2S9
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	IKZF4	Q9H2S9	S305	VPDSMLHSSSERPTF	100 / 9 AA	64
Phosphosite 1:	IKZF4	Q9H2S9	S307	DSMLHSSSERPTFID	100 / 7 AA	64
Phosphosite 2:	TANK	Q92844	S248	NDSTFLHSTPERPGI	55 / 9 AA	48
Phosphosite 3:	SOHLH2	Q9NX45	S207	KKISLLHSSKEKLRR	66 / 9 AA	47
Phosphosite 4:	SPATA21	Q7Z572	S185	RMELLHQSSERTLSY	75 / 8 AA	52
Phosphosite 5:	TANK	Q92844	T249	DSTFLHSTPERPGIL	62 / 8 AA	48
Phosphosite 6:	PCBP2	Q15366	S141	AGDMLPNSTERAITI	62 / 8 AA	39
Phosphosite 7:	PCBP1	Q15365	S141	AGDMLPNSTERAITI	62 / 8 AA	37
Phosphosite 8:	C10orf68	Q9H943	T341	DERLHSTTERGTIND	71 / 7 AA	72
Phosphosite 9:	ANKIB1	Q9P2G1	S825	ASMSVLHSSSLRDYT	77 / 9 AA	122
Phosphosite 10:	C10orf68	Q9H943	S339	ETDERLHSTTERGTI	71 / 7 AA	72
Phosphosite 11:	smMLCK	Q15746	S814	VSLMLQNSSARALPR	62 / 8 AA	211
Phosphosite 12:	SPATA21	Q7Z572	S186	MELLHQSSERTLSYA	85 / 7 AA	52
Phosphosite 13:	MAGE-C1	O60732	S17	GMPSLLQSSSESPQS	75 / 8 AA	124
Phosphosite 14:	PDE4DIP	Q5VU43	S1325	RRGSTLASSSERKPL	77 / 9 AA	130
Phosphosite 15:	CCDC39	Q9UFE4	S577	RTREMLHSKAEEVLS	71 / 7 AA	110
Phosphosite 16:	ERK4	P31152	S405	RKDSHSSSERFLEQS	100 / 6 AA	63
Phosphosite 17:	STARD9	Q9P2P6	S3604	HLSQLLHSTSELLGS	71 / 7 AA	507
Phosphosite 18:	ERK4	P31152	S404	PRKDSHSSSERFLEQ	100 / 6 AA	63
Phosphosite 19:	ERK4	P31152	S403	DPRKDSHSSSERFLE	100 / 6 AA	63
Phosphosite 20:	POU4F1	Q01851	S29	YPSLHSSSEAIRRAC	100 / 6 AA	43