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:	SCN1A
Human P-Site:	S21
P-Site Sequence:	FNFFTRESLAAIERR
UniProt:	P35498
Intern. Prot. ID:	IPI00748990

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	SCN1A	P35498	S21	FNFFTRESLAAIERR	100 / 9 AA	229
Phosphosite 1:	SCN3A	Q9NY46	S21	FRLFTRESLAAIEKR	100 / 9 AA	226
Phosphosite 2:	SCN2A	Q99250	S21	FRFFTRESLAAIEQR	100 / 9 AA	228
Phosphosite 3:	SCN5A	Q14524	S20	FRRFTRESLAAIEKR	100 / 9 AA	227
Phosphosite 4:	SCN4A	P35499	S24	LRPFTRESLAAIEQR	100 / 9 AA	208
Phosphosite 5:	SCN11A	Q9UI33	S23	FRPFTSDSLAAIEKR	77 / 9 AA	205
Phosphosite 6:	SCN8A	Q9UQD0	S21	FKPFTPESLANIERR	77 / 9 AA	225
Phosphosite 7:	C9orf142	Q9BUH6	S56	STCFTPDSLAALKAR	66 / 9 AA	22
Phosphosite 8:	SCN10A	Q9Y5Y9	S20	FRRFTPESLVEIEKQ	66 / 9 AA	221
Phosphosite 9:	SCN4A	P35499	T21	PECLRPFTRESLAAI	100 / 6 AA	208
Phosphosite 10:	ANKRD12	Q6UB98	S1812	AKEKTQQSLAAIVDS	75 / 8 AA	236
Phosphosite 11:	SCN3A	Q9NY46	T18	PESFRLFTRESLAAI	100 / 6 AA	226
Phosphosite 12:	SCN5A	Q14524	T17	TSSFRRFTRESLAAI	100 / 6 AA	227
Phosphosite 13:	SCN2A	Q99250	T18	PDSFRFFTRESLAAI	100 / 6 AA	228
Phosphosite 14:	PRP6	O94906	S592	KNHGTRESLEALLQR	75 / 8 AA	107
Phosphosite 15:	PARG	Q86W56	S701	LVTFTRQSLEDFPEW	55 / 9 AA	111
Phosphosite 16:	CROCC	Q5TZA2	S1084	KLMGTRHSLATISLE	75 / 8 AA	229
Phosphosite 17:	DEFA5	Q01523	S77	GRCATRESLSGVCEI	62 / 8 AA	10
Phosphosite 18:	ATP8B3	O60423	S821	NNLLTRESLSQVKLA	55 / 9 AA	148
Phosphosite 19:	C10orf90	Q96M02	T40	KSDFTKETLASQNTK	62 / 8 AA	78
Phosphosite 20:	TBC1D10A	Q9BXI6	S25	SLSGTRESLAQGPDA	100 / 6 AA	57