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:	PHF21B
Human P-Site:	S307
P-Site Sequence:	RQERKRRSTANPAYS
UniProt:	Q96EK2
Intern. Prot. ID:	IPI00738578

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PHF21B	Q96EK2	S307	RQERKRRSTANPAYS	100 / 9 AA	57
Phosphosite 1:	PHF21A	Q96BD5	T394	RQERKRRTTANPVYS	88 / 9 AA	75
Phosphosite 2:	PHF21B	Q96EK2	T308	QERKRRSTANPAYSG	100 / 8 AA	57
Phosphosite 3:	PHF21A	Q96BD5	T395	QERKRRTTANPVYSG	87 / 8 AA	75
Phosphosite 4:	AP1M1	Q9BXS5	T306	SQFKRRSTANNVEIH	100 / 7 AA	49
Phosphosite 5:	AP1M1	Q9BXS5	S305	KSQFKRRSTANNVEI	100 / 7 AA	49
Phosphosite 6:	Myf-6	P23409	T120	FEALKRRTVANPNQR	75 / 8 AA	27
Phosphosite 7:	SYNPO2	Q9UMS6	T692	QEAKRRSTTKPMFTF	75 / 8 AA	118
Phosphosite 8:	SYNPO2	Q9UMS6	S691	LQEAKRRSTTKPMFT	75 / 8 AA	118
Phosphosite 9:	PALLD	Q8WX93	S496	ILQKKPRSTAEPEEI	66 / 9 AA	151
Phosphosite 10:	GDF5OS	Q5U4N7	S97	SKPRPRRSTALPRSQ	77 / 9 AA	28
Phosphosite 11:	SETD2	Q9BYW2	S2079	KEKRKRRSSLSPPSS	66 / 9 AA	288
Phosphosite 12:	PALLD	Q8WX93	T497	LQKKPRSTAEPEEIC	75 / 8 AA	151
Phosphosite 13:	HAND2	P61296	T103	RPVKRRGTANRKERR	85 / 7 AA	24
Phosphosite 14:	C9orf82	Q9H8G2	S89	SERRKRRSTDSSSVS	66 / 9 AA	38
Phosphosite 15:	ZNF212	Q9UDV6	S15	RHRRKRRSTPLTSST	85 / 7 AA	55
Phosphosite 16:	TOMM20	Q15388	S30	YFDRKRRSDPNFKNR	75 / 8 AA	16
Phosphosite 17:	FBN1	P35555	S2732	KRGRKRRSTNETDAS	100 / 6 AA	312
Phosphosite 18:	KIF7	Q2M1P5	S893	AFQRKRRSGSNGSVV	75 / 8 AA	151
Phosphosite 19:	SHC3	Q92529	S524	GDFLVRKSTTNPGSF	71 / 7 AA	64
Phosphosite 20:	SHC3	Q92529	T525	DFLVRKSTTNPGSFV	71 / 7 AA	64