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:	POU3F1
Human P-Site:	S345
P-Site Sequence:	RKRKKRTSIEVGVKG
UniProt:	Q03052
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	POU3F1	Q03052	S345	RKRKKRTSIEVGVKG	100 / 9 AA	45
Phosphosite 1:	POU3F4	P49335	S284	RKRKKRTSIEVSVKG	88 / 9 AA	39
Phosphosite 2:	POU3F2	P20265	S360	RKRKKRTSIEVSVKG	88 / 9 AA	47
Phosphosite 3:	POU3F3	P20264	S412	RKRKKRTSIEVSVKG	88 / 9 AA	50
Phosphosite 4:	POU3F4	P49335	T283	GRKRKKRTSIEVSVK	100 / 8 AA	39
Phosphosite 5:	POU3F2	P20265	T359	GRKRKKRTSIEVSVK	100 / 8 AA	47
Phosphosite 6:	POU2F3	Q9UKI9	S287	RKRKKRTSIETNIRL	77 / 9 AA	47
Phosphosite 7:	POU2F1	P14859	S385	RRRKKRTSIETNIRV	77 / 9 AA	76
Phosphosite 8:	POU2F2	P09086	S303	RRRKKRTSIETNVRF	77 / 9 AA	51
Phosphosite 9:	POU2F1	P14859	T384	SRRRKKRTSIETNIR	87 / 8 AA	76
Phosphosite 10:	POU2F2	P09086	T302	GRRRKKRTSIETNVR	87 / 8 AA	51
Phosphosite 11:	PTPN21	Q16825	S637	AQLHKRNSIEVAGLS	75 / 8 AA	133
Phosphosite 12:	POU5F1B	Q06416	S236	ARKRKRTSIENRVRG	85 / 7 AA	39
Phosphosite 13:	POU5F1	Q01860	S236	ARKRKRTSIENRVRG	85 / 7 AA	39
Phosphosite 14:	POU5F1B	Q06416	T235	QARKRKRTSIENRVR	85 / 7 AA	39
Phosphosite 15:	POU5F1	Q01860	T235	QARKRKRTSIENRVR	85 / 7 AA	39
Phosphosite 16:	YEATS4	O95619	S191	EAAKKKTSFEIAELK	55 / 9 AA	26
Phosphosite 17:	TBC1D1	Q86TI0	S717	PEEKKRTSRELRELW	75 / 8 AA	133
Phosphosite 18:	TBC1D1	Q86TI0	T716	PPEEKKRTSRELREL	75 / 8 AA	133
Phosphosite 19:	FBXO22	Q8NEZ5	S128	KRARKRTSMETALAL	55 / 9 AA	45
Phosphosite 20:	ATP8B4	Q8TF62	S268	KTKFKRTSIDRLMNT	83 / 6 AA	136