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:	C19orf21
Human P-Site:	S281
P-Site Sequence:	DDPGSLASVESPGTP
UniProt:	Q8IVT2
Intern. Prot. ID:	IPI00217121

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	C19orf21	Q8IVT2	S281	DDPGSLASVESPGTP	100 / 9 AA	75
Phosphosite 1:	KLHL26	Q53HC5	S429	NRAGSLASVERYCPR	100 / 7 AA	68
Phosphosite 2:	Nlp	Q9Y2I6	S148	WRSASLESVESPKSD	77 / 9 AA	160
Phosphosite 3:	CACNA1H	O95180	S1967	TPLGSVASVHSPPAE	77 / 9 AA	259
Phosphosite 4:	FAK	Q05397	S890	GHLGSLASLSSPADS	77 / 9 AA	120
Phosphosite 5:	KLHL31	Q9H511	S435	NAEGSLASLECYVPS	75 / 8 AA	70
Phosphosite 6:	CTNND1	O60716	S349	HERGSLASLDSLRKG	75 / 8 AA	108
Phosphosite 7:	MDC1	Q14676	T1817	SRKRSLATMDSPPHQ	62 / 8 AA	227
Phosphosite 8:	ATF7IP2	Q5U623	S460	NDDVMLISVESPNLT	85 / 7 AA	76
Phosphosite 9:	PEG3	Q9GZU2	S784	SVIHSLASVEAQKSH	75 / 8 AA	181
Phosphosite 10:	C14orf159	Q7Z3D6	S106	ACTGSLASLEQYSEQ	85 / 7 AA	66
Phosphosite 11:	FLJ34931	A6NGG8	S845	LMDKSFASLESPESS	75 / 8 AA	140
Phosphosite 12:	FAM73A	Q8NAN2	S170	GSAQSLASVQSVNSC	85 / 7 AA	71
Phosphosite 13:	SNTA1	Q13424	S382	GVDTHLFSVESPQEL	85 / 7 AA	54
Phosphosite 14:	ABHD8	Q96I13	S26	NAVGPLESVESSDGY	75 / 8 AA	47
Phosphosite 15:	FYCO1	Q9BQS8	S662	AIQGSLASLEAEQAS	75 / 8 AA	167
Phosphosite 16:	CLIC5	Q9NZA1	S73	GEETSLASVQSEDRG	85 / 7 AA	47
Phosphosite 17:	CEP120	Q8N960	S728	KREQQLASVESELQR	100 / 6 AA	113
Phosphosite 18:	C19orf21	Q8IVT2	S284	GSLASVESPGTPKET	100 / 6 AA	75
Phosphosite 19:	AP2B1	P63010	S572	CHIGSLASVYHKPPN	100 / 6 AA	105
Phosphosite 20:	CDH11	P55287	S757	SVAGSLSSLESATTD	66 / 9 AA	88