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:	S333
P-Site Sequence:	RWAMYLSSQSSPIHS
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	S333	RWAMYLSSQSSPIHS	100 / 9 AA	119
Phosphosite 1:	C4orf21	Q86YA3	S332	SRWAMYLSSQSSPIH	100 / 8 AA	119
Phosphosite 2:	MRC1	P22897	S1432	ENTLYFNSQSSPGTS	66 / 9 AA	166
Phosphosite 3:	C4orf21	Q86YA3	Y330	NKSRWAMYLSSQSSP	100 / 6 AA	119
Phosphosite 4:	A6	Q12792	S140	GYKKYLLSQSSPAPL	77 / 9 AA	42
Phosphosite 5:	C4orf21	Q86YA3	S335	AMYLSSQSSPIHSST	100 / 7 AA	119
Phosphosite 6:	RUSC2	Q8N2Y8	S406	LVTCDLSSQSSPSPA	100 / 7 AA	161
Phosphosite 7:	AKNA	Q7Z591	S997	QAQRYLSSPSGPLRQ	66 / 9 AA	155
Phosphosite 8:	RUSC2	Q8N2Y8	S408	TCDLSSQSSPSPAGS	100 / 7 AA	161
Phosphosite 9:	TMCO6	Q96DC7	S160	YLLTYLSSHSSDFIE	75 / 8 AA	54
Phosphosite 10:	DMXL1	Q9Y485	S1128	KQDMYLSSKENITSN	83 / 6 AA	338
Phosphosite 11:	KIAA0831	Q6ZNE5	S383	RNLMYLVSPSSEHLG	75 / 8 AA	55
Phosphosite 12:	MED26	O95402	S491	EIIQSYLSRQSSLLS	85 / 7 AA	65
Phosphosite 13:	YTHDF3	Q7Z739	S40	DDFEPYLSSQTNQSN	71 / 7 AA	64
Phosphosite 14:	YTHDF3	Q7Z739	S41	DFEPYLSSQTNQSNS	71 / 7 AA	64
Phosphosite 15:	DMXL1	Q9Y485	Y1125	AYNKQDMYLSSKENI	83 / 6 AA	338
Phosphosite 16:	SPACA3	Q8IXA5	S35	RLVSCLSSQSSALSQ	75 / 8 AA	23
Phosphosite 17:	PGC	P20142	S354	VEPTYLSSQNGQPLW	62 / 8 AA	42
Phosphosite 18:	PGC	P20142	S353	GVEPTYLSSQNGQPL	71 / 7 AA	42
Phosphosite 19:	KIAA0913	A7E2V4	Y320	FSDVNSMYLSSTEPP	100 / 5 AA	197
Phosphosite 20:	KIAA0913	A7E2V4	S322	DVNSMYLSSTEPPAA	100 / 5 AA	197