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:	C21orf56
Human P-Site:	Y178
P-Site Sequence:	GDRTRRSYYLNEIQS
UniProt:	Q9H0A9
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	C21orf56	Q9H0A9	Y178	GDRTRRSYYLNEIQS	100 / 9 AA	38
Phosphosite 1:	C21orf56	Q9H0A9	Y179	DRTRRSYYLNEIQSF	100 / 8 AA	38
Phosphosite 2:	C21orf56	Q9H0A9	S177	TGDRTRRSYYLNEIQ	100 / 8 AA	38
Phosphosite 3:	ZNF517	Q6ZMY9	T438	KAFRRSYTLNEHYRL	87 / 8 AA	55
Phosphosite 4:	ZNF517	Q6ZMY9	Y437	GKAFRRSYTLNEHYR	87 / 8 AA	55
Phosphosite 5:	RTTN	Q86VV8	S1096	RAAVTRMSFYLLNDR	71 / 7 AA	249
Phosphosite 6:	RNaseH2A	O75792	Y271	GLRKITSYFLNEGSQ	83 / 6 AA	33
Phosphosite 7:	G-alpha3(i)	P08754	Y154	QLNDSASYYLNDLDR	83 / 6 AA	41
Phosphosite 8:	HERV-F(c)2_7q36.2 provirus ancestral Env polyprotein	P60608	Y504	LQEECCYYLNESGVV	71 / 7 AA	58
Phosphosite 9:	HERV-F(c)2_7q36.2 provirus ancestral Env polyprotein	P60608	Y503	FLQEECCYYLNESGV	71 / 7 AA	58
Phosphosite 10:	G-alpha3(i)	P08754	Y155	LNDSASYYLNDLDRI	83 / 6 AA	41
Phosphosite 11:	FBN1	P35555	Y1637	QCRCPTGYYLNEDTR	83 / 6 AA	312
Phosphosite 12:	GNAT2	P19087	Y155	LNDSASYYLNQLERI	83 / 6 AA	40
Phosphosite 13:	FTMT	Q8N4E7	Y197	CDFLETYYLNEQVKS	83 / 6 AA	28
Phosphosite 14:	FTMT	Q8N4E7	Y196	LCDFLETYYLNEQVK	83 / 6 AA	28
Phosphosite 15:	NIPSNAP3A	Q9UFN0	Y42	IFYEFRSYYLKPSKM	83 / 6 AA	28
Phosphosite 16:	ZNF217	O75362	Y485	KFFRSNYYLNIHLRT	71 / 7 AA	115
Phosphosite 17:	NIPSNAP3A	Q9UFN0	Y43	FYEFRSYYLKPSKMN	83 / 6 AA	28
Phosphosite 18:	SMF	Q12766	Y337	SVAERSYYLEKAKLE	83 / 6 AA	168
Phosphosite 19:	SMF	Q12766	Y336	LSVAERSYYLEKAKL	83 / 6 AA	168
Phosphosite 20:	ZNF217	O75362	Y484	GKFFRSNYYLNIHLR	71 / 7 AA	115