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:	S1010
P-Site Sequence:	LSPVSTFSLNSRDED
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	S1010	LSPVSTFSLNSRDED	100 / 9 AA	119
Phosphosite 1:	CPNE5	Q9HCH3	S140	PLTIGAFSLNSRTGK	66 / 9 AA	66
Phosphosite 2:	C4orf21	Q86YA3	T1008	STLSPVSTFSLNSRD	100 / 7 AA	119
Phosphosite 3:	CDC14A	Q9UNH5	S476	GATVRSFSINSRLAS	66 / 9 AA	67
Phosphosite 4:	ABCA2	Q9BZC7	S150	RSTVSSFSLDSVARN	75 / 8 AA	270
Phosphosite 5:	C7orf29	Q96FA7	S116	EIRVSEYSLNSPSPL	66 / 9 AA	26
Phosphosite 6:	Putative doublecortin domain-containing protein ENSP00000382097	A8MYV0	S183	SPSPCKFSLDSRMFC	62 / 8 AA	22
Phosphosite 7:	RGS22	Q8NE09	S219	KQSQQTVSTFSLPCC	100 / 6 AA	147
Phosphosite 8:	VCAN	P13611	S1851	PETTTVSSFSLNVEY	85 / 7 AA	373
Phosphosite 9:	C7orf29	Q96FA7	Y115	KEIRVSEYSLNSPSP	75 / 8 AA	26
Phosphosite 10:	C4orf21	Q86YA3	S1007	ISTLSPVSTFSLNSR	100 / 6 AA	119
Phosphosite 11:	SOS2	Q07890	S1032	FPRKSTFSLKSPGIR	75 / 8 AA	153
Phosphosite 12:	FPGT	O14772	S555	VKNKSAFSLNSYKLL	85 / 7 AA	67
Phosphosite 13:	ZNF840P	A6NDX5	S511	NQCGKAFSLNSKLSR	71 / 7 AA	83
Phosphosite 14:	KIAA0284	Q9Y4F5	S1400	FQKVPPGSLNSRDFD	66 / 9 AA	172
Phosphosite 15:	MARCH-X	Q8NA82	S281	EDFYSILSLNSRRES	75 / 8 AA	91
Phosphosite 16:	ZNF180	Q9UJW8	S643	NQCGKTFSLSARLIV	71 / 7 AA	79
Phosphosite 17:	PLCG2	P16885	S1029	QMNHALFSLNGRTGY	83 / 6 AA	148
Phosphosite 18:	ABCA2	Q9BZC7	S148	LDRSTVSSFSLDSVA	71 / 7 AA	270
Phosphosite 19:	FAM53B	Q14153	S169	MQRSSSFSLPSRANV	75 / 8 AA	46
Phosphosite 20:	TRIM28	Q13263	S730	LATDSTFSLDQPGGT	83 / 6 AA	89