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:	PHF21A
Human P-Site:	S113
P-Site Sequence:	AQQSAAASPNLTASQ
UniProt:	Q96BD5
Intern. Prot. ID:	IPI00054460

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PHF21A	Q96BD5	S113	AQQSAAASPNLTASQ	100 / 9 AA	75
Phosphosite 1:	TOE1	Q96GM8	S263	GKQRAAGSPHLTLEF	66 / 9 AA	57
Phosphosite 2:	PLCH1	Q4KWH8	S1336	KSCSPASSPDLTLED	66 / 9 AA	189
Phosphosite 3:	UTX	O15550	S38	SGESEEASPSLTAEE	66 / 9 AA	154
Phosphosite 4:	DLX4	Q92988	S42	LSPTTAASPNLSYSR	75 / 8 AA	26
Phosphosite 5:	MICALL2	Q8IY33	S249	LPAAASASPKLTGLV	75 / 8 AA	98
Phosphosite 6:	DDC	P20711	S171	IHRLQAASPELTQAA	85 / 7 AA	54
Phosphosite 7:	p73	O15350	T442	PPHSSAATPNLGPVG	75 / 8 AA	70
Phosphosite 8:	TPPP	O94811	S45	AGEGAAASPELSALE	66 / 9 AA	24
Phosphosite 9:	ZNF831	Q5JPB2	S32	GAPGGQASPHLTLGP	55 / 9 AA	178
Phosphosite 10:	DYM	Q7RTS9	S273	VGSKAAASPELSSPL	75 / 8 AA	76
Phosphosite 11:	NUMB	P49757	S425	GQSSGAASPGLFQAG	75 / 8 AA	71
Phosphosite 12:	NEURL4	Q96JN8	S309	GSSGAATSPILTSND	66 / 9 AA	167
Phosphosite 13:	NMDAR2C	Q14957	S881	ASPPRQASPDLTASS	83 / 6 AA	135
Phosphosite 14:	TMPO	P42166	S310	MLVSTAASPSLIKET	66 / 9 AA	75
Phosphosite 15:	PTPN13	Q12923	S2032	STYQIKGSPNLTLPK	83 / 6 AA	277
Phosphosite 16:	PKD1L2	Q7Z442	S1635	TGKWDRGSPNLTPSP	83 / 6 AA	273
Phosphosite 17:	Protein GPR89A	B7ZAQ6	S241	VTTSASGSENLTLIQ	66 / 9 AA
Phosphosite 18:	GPR89C	A6NKF9	S106	VTTSASGSENLTLIQ	66 / 9 AA	37
Phosphosite 19:	C18orf26	Q8N1N2	S73	NDITSDVSPNLTGVC	55 / 9 AA	23
Phosphosite 20:	ARNT	P27540	Y694	ASPGAAAYPSLTNRG	66 / 9 AA	87