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:	S706
P-Site Sequence:	AENSNLFSEDAQPQP
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	S706	AENSNLFSEDAQPQP	100 / 9 AA	119
Phosphosite 1:	C1orf135	Q9H7T9	T289	DSWSQLFTEDSQGQR	66 / 9 AA	40
Phosphosite 2:	Ig heavy chain V-I region WOL	P01760	S88	MELSSLFSEDTAVYY	75 / 8 AA	14
Phosphosite 3:	SUN1	O94901	S549	EMVKLLFSEDQQGGS	85 / 7 AA	90
Phosphosite 4:	TBC1D9B	Q66K14	S1039	KTLYNMFSEDPMEQD	62 / 8 AA	140
Phosphosite 5:	ZFAND3	Q9H8U3	S61	NSQSDLFSEETTSDN	62 / 8 AA	25
Phosphosite 6:	CMYA3	A4UGR9	S1493	QAIKNLFSEERSVKK	83 / 6 AA	382
Phosphosite 7:	C8orf79	Q9P272	S170	ALCSQLFSESSQSGR	66 / 9 AA	51
Phosphosite 8:	RNF115	Q9Y4L5	S293	ASASNRFSNDSQLHD	66 / 9 AA	34
Phosphosite 9:	Zfp827	Q17R98	S724	PPERNLFSQDISVKM	83 / 6 AA	119
Phosphosite 10:	ATG4C	Q96DT6	S440	TNEEDLFSEDEKKQL	62 / 8 AA	52
Phosphosite 11:	KNTC1	P50748	S1198	WSYSDFFSEDGIVLE	62 / 8 AA	251
Phosphosite 12:	ABCA8	O94911	S1151	LLFSSLFSEERMDVQ	71 / 7 AA	179
Phosphosite 13:	Eps8	Q12929	S177	EVKANLISEDIESAI	55 / 9 AA	92
Phosphosite 14:	PHACTR3	Q96KR7	S149	PKSETLTSEDAQPGS	75 / 8 AA	63
Phosphosite 15:	CHL1	O00533	S1176	EGDHGLFSEDGSFIG	71 / 7 AA	135
Phosphosite 16:	DSCAM	O60469	S17	QSFANVFSEDLHSSL	55 / 9 AA	222
Phosphosite 17:	RSHL1	Q9H0K4	S158	LYQTDQFSEGAQHGP	55 / 9 AA	81
Phosphosite 18:	ABCA7	Q8IZY2	S1284	GAQVSFFSEDAPGDP	62 / 8 AA	234
Phosphosite 19:	WDR55	Q9H6Y2	S93	ACRAVAFSEDGQKLI	83 / 6 AA	42
Phosphosite 20:	GRK4	P32298	S414	EEYSEKFSEDAKSIC	66 / 9 AA	67