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:	Y810
P-Site Sequence:	TAREGKQYWNPRNSS
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	Y810	TAREGKQYWNPRNSS	100 / 9 AA	119
Phosphosite 1:	TRMT5	Q32P41	Y280	EFDFSKVYWNPRLST	75 / 8 AA	58
Phosphosite 2:	SETD2	Q9BYW2	Y1305	DYWQGNGYWDPRSGR	55 / 9 AA	288
Phosphosite 3:	AFF3	P51826	Y496	HGSESNQYYNPVKED	62 / 8 AA	133
Phosphosite 4:	PLEKHA7	Q6IQ23	Y345	QEQEGEQYRSQRDPL	55 / 9 AA	127
Phosphosite 5:	KIAA1622	Q6NUP7	Y580	QLGQGKSYWNRLRFL	71 / 7 AA	99
Phosphosite 6:	BAI1	O14514	Y625	LDEEGIAYWEPPTYI	55 / 9 AA	174
Phosphosite 7:	IRF-2	P14316	Y262	RNIEGKQYLSNMGTR	71 / 7 AA	39
Phosphosite 8:	LRP5L	A4QPB2	Y136	DLQEGKLYWGDAKTD	83 / 6 AA	28
Phosphosite 9:	GUF1	Q8N442	Y134	YNCEGKQYLLNLIDT	83 / 6 AA	74
Phosphosite 10:	HHAT	Q5VTY9	Y456	GNEVGKTYWNRIFIQ	83 / 6 AA	57
Phosphosite 11:	PIP5K	Q9Y2I7	Y154	QDSDLKQYWMPDSQC	62 / 8 AA	237
Phosphosite 12:	DGKK	Q5KSL6	Y515	FLRKFKQYLNPSQVF	83 / 6 AA	142
Phosphosite 13:	ARC	O60936	S171	RSRSQSQSWNPRLKQ	83 / 6 AA	24
Phosphosite 14:	MAST2	Q6P0Q8	Y1330	APKLQRQYRSPRRKS	57 / 7 AA	196
Phosphosite 15:	ZHX1	Q9UKY1	S560	GTAQPKQSWNPFPDF	62 / 8 AA	98
Phosphosite 16:	HLA-C	Q29963	Y83	VEQEGPEYWDRETQK	57 / 7 AA	41
Phosphosite 17:	HLA-C	P30508	Y83	VEQEGPEYWDRETQK	57 / 7 AA	41
Phosphosite 18:	HLAC	P30501	Y83	VEQEGPEYWDRETQK	57 / 7 AA	41
Phosphosite 19:	TRIM5	Q9C035	Y360	SITSGKHYWEVDVSK	80 / 5 AA	56
Phosphosite 20:	TRIM6	Q9C030	Y356	HFSSGKHYWEVDVAK	80 / 5 AA	56