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:	S81
P-Site Sequence:	PKTLIPDSLPVAPGR
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	S81	PKTLIPDSLPVAPGR	100 / 9 AA	57
Phosphosite 1:	KIAA0226	Q92622	S667	KLLPIPDSLPISPDD	75 / 8 AA	109
Phosphosite 2:	SLC15A1	P46059	S117	NHDGTPDSLPVHVVL	85 / 7 AA	79
Phosphosite 3:	DTX4	Q9Y2E6	S491	EYHLIPHSLPGHPDC	85 / 7 AA	67
Phosphosite 4:	DTX1	Q86Y01	S495	EFHLIPHSLPGFPDT	85 / 7 AA	67
Phosphosite 5:	KIAA0240	Q6AI39	S406	SQFLIPTSLSVSSNS	66 / 9 AA	115
Phosphosite 6:	ZNF507	Q8TCN5	S376	EENLIPDSLLTSAQK	100 / 6 AA	106
Phosphosite 7:	RASSF7	Q02833	S111	ERCLIRASLPVKPRA	75 / 8 AA	40
Phosphosite 8:	POLD4	Q9HCU8	S10	RKRLITDSYPVVKRR	75 / 8 AA	12
Phosphosite 9:	UBN1	Q9NPG3	S1116	VPTHIPQSLPGASQL	75 / 8 AA	122
Phosphosite 10:	PTPN21	Q16825	S610	VQTFQEDSLPVAHSL	100 / 6 AA	133
Phosphosite 11:	TTC28	Q96AY4	S1582	HPYTIPESLRVQDDA	71 / 7 AA	271
Phosphosite 12:	NR2F6	P10588	S134	QRGRIPHSLPGAVAA	75 / 8 AA	43
Phosphosite 13:	PIK3R4	Q99570	S1323	TPRRGPESLPVGHHD	71 / 7 AA	153
Phosphosite 14:	KIAA0174	P53990	T332	ELPSVPDTLPTASAG	62 / 8 AA	40
Phosphosite 15:	NPHS1	O60500	S1231	LDTLEPDSLPFELRG	85 / 7 AA	135
Phosphosite 16:	ARL4C	P56559	S134	NKQDLPKSLPVAEIE	75 / 8 AA	21
Phosphosite 17:	AGBL2	Q5U5Z8	T70	KDDLIPDTLQKEKLL	71 / 7 AA	104
Phosphosite 18:	BORA	Q6PGQ7	S207	GNGSISDSLPSASPG	75 / 8 AA	61
Phosphosite 19:	FLJ44290	Q6ZR08	S126	MLRLIPESLKEGKER	83 / 6 AA	92
Phosphosite 20:	HAUS6	Q7Z4H7	S624	HREVLPESLPVLHNQ	71 / 7 AA	109