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:	C4orf21
Human P-Site:	S546
P-Site Sequence:	TSDTEEESQESNKIS
UniProt:	Q86YA3
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	C4orf21	Q86YA3	S546	TSDTEEESQESNKIS	100 / 9 AA	119
Phosphosite 1:	FNBP1	Q96RU3	S527	GSYTEEQSQESEMKV	87 / 8 AA	71
Phosphosite 2:	RHOT1	Q8IXI2	S394	SILTEQESQASAVTV	75 / 8 AA	71
Phosphosite 3:	C5orf42	Q9H799	S978	HLGESQESNLRGCGD	100 / 6 AA	237
Phosphosite 4:	C5orf42	Q9H799	S975	QSVHLGESQESNLRG	100 / 6 AA	237
Phosphosite 5:	C4orf21	Q86YA3	S549	TEEESQESNKISQDS	100 / 6 AA	119
Phosphosite 6:	SYBU	Q9NX95	S54	SPFSEEESREFNPSS	66 / 9 AA	72
Phosphosite 7:	DIS3L	Q8TF46	S217	RRERENESQESHGKE	75 / 8 AA	121
Phosphosite 8:	FAM110B	Q8TC76	S321	ISSDCEQSQDSNSDL	71 / 7 AA	41
Phosphosite 9:	GPR98	Q8WXG9	S6256	SLIADEESQEFDDLI	55 / 9 AA	693
Phosphosite 10:	CHGB	P05060	S311	KGHPQEESEESNVSM	75 / 8 AA	78
Phosphosite 11:	UBTD1	Q9HAC8	S135	LEHTEEESLEPPEPP	75 / 8 AA	26
Phosphosite 12:	Slc7a14	Q8TBB6	S716	SYATEGESQEDWGGP	85 / 7 AA	84
Phosphosite 13:	GALNT1	Q10472	S532	DKATEEDSQVPSIRD	83 / 6 AA	64
Phosphosite 14:	SETD1A	O15047	S969	DSEGEEASQESSSEK	75 / 8 AA	186
Phosphosite 15:	SSH2	Q76I76	S1163	EQVSWEESQESPLSS	100 / 6 AA	158
Phosphosite 16:	TGS1	Q96RS0	S531	KPMDEEASQESSSHD	75 / 8 AA	97