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:	WDR21A
Human P-Site:	S54
P-Site Sequence:	DDESPSTSSGTAGTS
UniProt:	Q8WV16
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	WDR21A	Q8WV16	S54	DDESPSTSSGTAGTS	100 / 9 AA	56
Phosphosite 1:	WDR21A	Q8WV16	S55	DESPSTSSGTAGTSS	100 / 8 AA	56
Phosphosite 2:	WDR21A	Q8WV16	T53	GDDESPSTSSGTAGT	100 / 8 AA	56
Phosphosite 3:	SHANK2	Q9UPX8	S813	SPAVPSASSGTAGPG	87 / 8 AA	159
Phosphosite 4:	SHANK2	Q9UPX8	S814	PAVPSASSGTAGPGN	87 / 8 AA	159
Phosphosite 5:	UBE2E3	Q969T4	S14	RSDDESPSTSSGSSD	100 / 7 AA	23
Phosphosite 6:	WDR21A	Q8WV16	S52	HGDDESPSTSSGTAG	100 / 7 AA	56
Phosphosite 7:	RGS12	O14924	S1274	SSDSPSTSPGSASSP	77 / 9 AA	156
Phosphosite 8:	UBE2E3	Q969T4	T15	SDDESPSTSSGSSDA	87 / 8 AA	23
Phosphosite 9:	IGHG3	P01860	S19	APCSRSTSGGTAALG	77 / 9 AA	41
Phosphosite 10:	UBE2E3	Q969T4	S16	DDESPSTSSGSSDAD	87 / 8 AA	23
Phosphosite 11:	NUMA1	Q14980	T2080	LSKASPNTRSGTRRS	75 / 8 AA	238
Phosphosite 12:	KIF1B	O60333	S1535	DSLSPSLSSGTLSTS	87 / 8 AA	204
Phosphosite 13:	AKAP9	Q99996	S3582	EPSLVSPSTSCGSLT	85 / 7 AA	454
Phosphosite 14:	PSD3	Q9NYI0	T374	APSERPGTSSGTFSP	85 / 7 AA	116
Phosphosite 15:	PSD3	Q9NYI0	S375	PSERPGTSSGTFSPV	85 / 7 AA	116
Phosphosite 16:	KIAA1622	Q6NUP7	T841	PNTPLPSTSRGTGNS	85 / 7 AA	99
Phosphosite 17:	AKAP9	Q99996	S3584	SLVSPSTSCGSLTER	75 / 8 AA	454
Phosphosite 18:	AKAP9	Q99996	T3583	PSLVSPSTSCGSLTE	75 / 8 AA	454
Phosphosite 19:	CASP8AP2	Q9UKL3	S1554	RATPSTSSGLKQSMM	100 / 6 AA	223
Phosphosite 20:	PSD3	Q9NYI0	S376	SERPGTSSGTFSPVR	85 / 7 AA	116