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:	S522
P-Site Sequence:	ISGISKTSLSQDHDA
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	S522	ISGISKTSLSQDHDA	100 / 9 AA	76
Phosphosite 1:	C21orf25	Q9Y426	T521	IISGISKTSLSQDHD	100 / 8 AA	76
Phosphosite 2:	smMLCK	Q15746	S16	SSHISKTSLSVDPSR	88 / 9 AA	211
Phosphosite 3:	C21orf25	Q9Y426	S524	GISKTSLSQDHDAAL	100 / 7 AA	76
Phosphosite 4:	PCK1	P35558	T108	DTVPIPKTGLSQLGR	75 / 8 AA	69
Phosphosite 5:	KIF1B	O60333	T1241	KLNTMSKTSLGQSMS	75 / 8 AA	204
Phosphosite 6:	KIF1B	O60333	S1242	LNTMSKTSLGQSMSK	75 / 8 AA	204
Phosphosite 7:	NPY1R	P25929	T362	MHTDVSKTSLKQASP	75 / 8 AA	44
Phosphosite 8:	NPY1R	P25929	S363	HTDVSKTSLKQASPV	75 / 8 AA	44
Phosphosite 9:	P2RY12	Q9H244	S321	KCPNSATSLSQDNRK	87 / 8 AA	39
Phosphosite 10:	P2RY12	Q9H244	S323	PNSATSLSQDNRKKE	100 / 6 AA	39
Phosphosite 11:	TGM5	O43548	S487	PSRPTSLSQDSPRSL	100 / 6 AA	81
Phosphosite 12:	TRIM37	O94972	T212	MGQKTSLTQETELLE	71 / 7 AA	108
Phosphosite 13:	TGM5	O43548	S485	LQPSRPTSLSQDSPR	100 / 6 AA	81
Phosphosite 14:	TRIM37	O94972	S210	TLMGQKTSLTQETEL	71 / 7 AA	108
Phosphosite 15:	SMCR8	Q8TEV9	T666	ASRDISKTSLDNYSD	100 / 6 AA	105
Phosphosite 16:	SMCR8	Q8TEV9	S667	SRDISKTSLDNYSDT	100 / 6 AA	105
Phosphosite 17:	RLN1	P04808	S56	MSTWSKRSLSQEDAP	75 / 8 AA	21
Phosphosite 18:	RLN2	P04090	S56	MSTWSKRSLSQEDAP	75 / 8 AA	21
Phosphosite 19:	ZNF843	Q8N446	S159	DSVNEKTSLSQRVLP	100 / 6 AA	37
Phosphosite 20:	SMCR8	Q8TEV9	S664	LLASRDISKTSLDNY	100 / 6 AA	105