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:	Y312
P-Site Sequence:	MKSTENLYYQHQSEN
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	Y312	MKSTENLYYQHQSEN	100 / 9 AA	119
Phosphosite 1:	C4orf21	Q86YA3	Y313	KSTENLYYQHQSENT	100 / 8 AA	119
Phosphosite 2:	C7orf31	Q8N865	Y442	TKKTEDLYWRQQSLK	55 / 9 AA	68
Phosphosite 3:	VPS45	Q9NRW7	Y463	LKGVENVYTQHQPFL	66 / 9 AA	65
Phosphosite 4:	TReP-132	Q96PN7	Y21	HGSENLFYQQPPLGV	62 / 8 AA	132
Phosphosite 5:	VPS45	Q9NRW7	T464	KGVENVYTQHQPFLH	75 / 8 AA	65
Phosphosite 6:	PADI2	Q9Y2J8	Y543	SLVQENLYFQRCLDW	71 / 7 AA	76
Phosphosite 7:	PAPLN	O95428	Y129	PKGENFYYKHREAVV	62 / 8 AA	138
Phosphosite 8:	COL11A2	P13942	Y272	SQPTESLYYDYEPPY	55 / 9 AA	172
Phosphosite 9:	CTNNAL1	Q9UBT7	Y311	EALRENLYFQSKENL	83 / 6 AA	82
Phosphosite 10:	G2E3	Q7L622	Y446	QALKENLYYEAGKML	71 / 7 AA	81
Phosphosite 11:	ANKRD10	Q9NXR5	Y373	EDIGDNLYYGHYHGF	71 / 7 AA	45
Phosphosite 12:	SNX26	O14559	Y1087	DRGENLYYEIGASEG	83 / 6 AA	137
Phosphosite 13:	G2E3	Q7L622	Y447	ALKENLYYEAGKMLA	83 / 6 AA	81
Phosphosite 14:	LAMA1	P25391	Y1195	RGTTEGVYYQAPDFL	71 / 7 AA	337
Phosphosite 15:	SNX26	O14559	Y1086	LDRGENLYYEIGASE	83 / 6 AA	137
Phosphosite 16:	UBR4	Q5T4S7	Y3593	MVRTINLYYNNRTVQ	55 / 9 AA	574
Phosphosite 17:	COL11A2	P13942	S270	PQSQPTESLYYDYEP	71 / 7 AA	172
Phosphosite 18:	ANKRD10	Q9NXR5	Y374	DIGDNLYYGHYHGFG	71 / 7 AA	45
Phosphosite 19:	CDK5RAP2	Q96SN8	Y1343	IEEDNLTYQHLLPES	71 / 7 AA	215
Phosphosite 20:	CDK5RAP2	Q96SN8	T1342	RIEEDNLTYQHLLPE	71 / 7 AA	215