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:	S910
P-Site Sequence:	QSVQFSSSGSKEETA
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	S910	QSVQFSSSGSKEETA	100 / 9 AA	119
Phosphosite 1:	GTF2H3	Q13889	S94	NPPEFNPSGSKDGKY	55 / 9 AA	34
Phosphosite 2:	C4orf21	Q86YA3	S908	PLQSVQFSSSGSKEE	100 / 7 AA	119
Phosphosite 3:	HS3ST3B1	Q9Y662	S132	ISSFFSGSGSKQLPQ	75 / 8 AA	43
Phosphosite 4:	C4orf21	Q86YA3	S912	VQFSSSGSKEETAFQ	100 / 7 AA	119
Phosphosite 5:	PLEKHH3	Q7Z736	S133	RDSLDQFSSSGKGAR	100 / 6 AA	85
Phosphosite 6:	PLEKHH3	Q7Z736	S135	SLDQFSSSGKGARRL	100 / 6 AA	85
Phosphosite 7:	PLEKHH3	Q7Z736	S134	DSLDQFSSSGKGARR	100 / 6 AA	85
Phosphosite 8:	MAP3K13	O43283	S121	EDIKIQFSRSGSGSG	85 / 7 AA	108
Phosphosite 9:	SLU7	O95391	S98	KQKQFSSSGEWYKRG	100 / 6 AA	68
Phosphosite 10:	SLU7	O95391	S96	PEKQKQFSSSGEWYK	100 / 6 AA	68
Phosphosite 11:	SDAD1	Q9NVU7	S640	KTNPFSSSTNKEKKK	66 / 9 AA	80
Phosphosite 12:	MYO5C	Q9NQX4	S1355	ANDVHSSSGPKEYLG	75 / 8 AA	203
Phosphosite 13:	PALB2	Q86YC2	S779	DTKQFDSSGSPAKPH	85 / 7 AA	131
Phosphosite 14:	PALB2	Q86YC2	S778	SDTKQFDSSGSPAKP	85 / 7 AA	131
Phosphosite 15:	SMCHD1	A6NHR9	S756	KVILHSSSGNKEIIS	75 / 8 AA	226
Phosphosite 16:	NT5DC1	Q5TFE4	S431	KFTRFSSSNSKTAGY	75 / 8 AA	52
Phosphosite 17:	NT5DC1	Q5TFE4	S430	YKFTRFSSSNSKTAG	75 / 8 AA	52
Phosphosite 18:	IGFN1	Q86VF2	S83	KISSSPGSKEHVLQI	85 / 7 AA	138
Phosphosite 19:	C10orf112	Q5VYJ5	S1151	HFLYVNSSGSKEGSV	85 / 7 AA	164
Phosphosite 20:	MAP3K13	O43283	S123	IKIQFSRSGSGSGGF	85 / 7 AA	108