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:	C21orf25
Human P-Site:	T521
P-Site Sequence:	IISGISKTSLSQDHD
UniProt:	Q9Y426
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	C21orf25	Q9Y426	T521	IISGISKTSLSQDHD	100 / 9 AA	76
Phosphosite 1:	C21orf25	Q9Y426	S522	ISGISKTSLSQDHDA	100 / 8 AA	76
Phosphosite 2:	VEZF1	Q14119	T326	CKQGISKTCMSEETS	66 / 9 AA	56
Phosphosite 3:	PCK1	P35558	T108	DTVPIPKTGLSQLGR	75 / 8 AA	69
Phosphosite 4:	smMLCK	Q15746	S16	SSHISKTSLSVDPSR	100 / 7 AA	211
Phosphosite 5:	NPY1R	P25929	T362	MHTDVSKTSLKQASP	66 / 9 AA	44
Phosphosite 6:	ABCA7	Q8IZY2	T1137	TGYGISDTSLEEIFL	66 / 9 AA	234
Phosphosite 7:	NPY1R	P25929	S363	HTDVSKTSLKQASPV	75 / 8 AA	44
Phosphosite 8:	FAM54A	Q6P444	S376	KAVDQGISNTSLLNS	85 / 7 AA	43
Phosphosite 9:	KIF1B	O60333	T1241	KLNTMSKTSLGQSMS	75 / 8 AA	204
Phosphosite 10:	KIF1B	O60333	S1242	LNTMSKTSLGQSMSK	75 / 8 AA	204
Phosphosite 11:	SMCR8	Q8TEV9	T666	ASRDISKTSLDNYSD	85 / 7 AA	105
Phosphosite 12:	SMYD5	Q6GMV2	S259	NGQGIGTSSLSQWVH	66 / 9 AA	47
Phosphosite 13:	SPAG17	Q6Q759	T915	SNKGISKTEISDQEK	66 / 9 AA	252
Phosphosite 14:	SMCR8	Q8TEV9	S664	LLASRDISKTSLDNY	85 / 7 AA	105
Phosphosite 15:	MUC5AC	P98088	T2636	SHVSISKTTHSQPVT	66 / 9 AA	527
Phosphosite 16:	C21orf25	Q9Y426	S524	GISKTSLSQDHDAAL	100 / 6 AA	76
Phosphosite 17:	SMCR8	Q8TEV9	S667	SRDISKTSLDNYSDT	100 / 6 AA	105
Phosphosite 18:	ZNF843	Q8N446	S159	DSVNEKTSLSQRVLP	100 / 6 AA	37
Phosphosite 19:	ZNF233	A6NK53	S660	CGKGFSKSSLSSDSS	75 / 8 AA	77
Phosphosite 20:	ZNF843	Q8N446	S161	VNEKTSLSQRVLPHP	100 / 6 AA	37