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:	CCDC21
Human P-Site:	S546
P-Site Sequence:	QREAEFSSAGHSLQD
UniProt:	Q6P2H3
Intern. Prot. ID:	IPI00550977

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CCDC21	Q6P2H3	S546	QREAEFSSAGHSLQD	100 / 9 AA	86
Phosphosite 1:	CCDC21	Q6P2H3	S545	RQREAEFSSAGHSLQ	100 / 8 AA	86
Phosphosite 2:	AFTPH	Q6ULP2	S563	DDFADFSSAGPSQVV	77 / 9 AA	102
Phosphosite 3:	UCP2	P55851	S251	NSALGQYSSAGHCAL	62 / 8 AA	33
Phosphosite 4:	AFTPH	Q6ULP2	S562	SDDFADFSSAGPSQV	75 / 8 AA	102
Phosphosite 5:	VDAC-3	Q9Y277	S42	SCSGVEFSTSGHAYT	62 / 8 AA	31
Phosphosite 6:	VPS54	Q9P1Q0	T360	MMIAEFSTYSHSDLN	66 / 9 AA	111
Phosphosite 7:	VDAC-3	Q9Y277	S44	SGVEFSTSGHAYTDT	71 / 7 AA	31
Phosphosite 8:	GTF3C1	Q12789	S1937	EGVGEFSSPGQEQLS	62 / 8 AA	239
Phosphosite 9:	ZNF816A	Q0VGE8	S75	KSMMEFSSTRHSNTG	75 / 8 AA	76
Phosphosite 10:	ZNF816A	Q0VGE8	T76	SMMEFSSTRHSNTGE	75 / 8 AA	76
Phosphosite 11:	WDR22	Q96JK2	S861	LEVVAYSSPGHSDTD	55 / 9 AA	104
Phosphosite 12:	NALCN	Q8IZF0	S1373	INRHANFSSAGKAIT	85 / 7 AA	200
Phosphosite 13:	VPS52	Q8N1B4	S517	TRRYAEFSSALVSIN	100 / 6 AA	82
Phosphosite 14:	VPS52	Q8N1B4	S518	RRYAEFSSALVSINQ	100 / 6 AA	82
Phosphosite 15:	p63	Q9H3D4	S612	RQLHEFSSPSHLLRT	71 / 7 AA	77
Phosphosite 16:	p63	Q9H3D4	S611	HRQLHEFSSPSHLLR	71 / 7 AA	77
Phosphosite 17:	WIZ	O95785	S1468	PFTKKFRSAGHGRDS	71 / 7 AA	179
Phosphosite 18:	4930429A22Rik Probable exonuclease	Q8IYB7	S636	GLPVDFSSAGALNKS	71 / 7 AA	99
Phosphosite 19:	MLL2	O14686	S2900	MGTGPFSSSGHTAEK	71 / 7 AA	564
Phosphosite 20:	SORCS3	Q9UPU3	S1119	LAPLVDSSAGHSSSA	100 / 6 AA	136