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:	S478
P-Site Sequence:	VQPVSLPSPTSTDGD
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	S478	VQPVSLPSPTSTDGD	100 / 9 AA	75
Phosphosite 1:	CREBBP	Q92793	S1884	VPQQSLPSPTSAPPG	87 / 8 AA	265
Phosphosite 2:	GMEB2	Q9UKD1	S191	GARVSLSSPTSAEYI	77 / 9 AA	56
Phosphosite 3:	GMEB2	Q9UKD1	S190	SGARVSLSSPTSAEY	87 / 8 AA	56
Phosphosite 4:	KCTD18	Q6PI47	S393	ATAPCLPSPTATRQA	75 / 8 AA	47
Phosphosite 5:	RIPK3	Q9Y572	S410	TFRNQMPSPTSTGTP	85 / 7 AA	57
Phosphosite 6:	RIPK3	Q9Y572	T412	RNQMPSPTSTGTPSP	85 / 7 AA	57
Phosphosite 7:	FOXK2	Q01167	T201	ISPLPSPTGTISAAN	85 / 7 AA	69
Phosphosite 8:	hnRNP K	P61978	S116	EEGLQLPSPTATSQL	85 / 7 AA	51
Phosphosite 9:	hnRNP K	P61978	T118	GLQLPSPTATSQLPL	85 / 7 AA	51
Phosphosite 10:	SLFN12L	Q6IEE8	S403	PVCEELPSPASTSSP	85 / 7 AA	62
Phosphosite 11:	Rab3IP	Q96QF0	S32	FHEVNLASPTSPDLL	75 / 8 AA	53
Phosphosite 12:	SYN1	P17600	S510	PLPQRLPSPTSAPQQ	85 / 7 AA	74
Phosphosite 13:	MAP7D3	Q8IWC1	S509	ENACGLPSPISTNRQ	66 / 9 AA	98
Phosphosite 14:	CD19	P15391	T356	GNVLSLPTPTSGLGR	75 / 8 AA	61
Phosphosite 15:	FOXJ2	Q9P0K8	S197	NPQMSLQSPTSIASY	66 / 9 AA	62
Phosphosite 16:	FOXK2	Q01167	S199	HLISPLPSPTGTISA	85 / 7 AA	69
Phosphosite 17:	MAMSTR	Q6ZN01	S357	VFSSSLPSPTNSSSP	75 / 8 AA	45
Phosphosite 18:	SHARPIN	Q9H0F6	S143	GPEACPVSLPSPPEA	100 / 6 AA	40
Phosphosite 19:	ZBTB3	Q9H5J0	S271	VADVSLASPSSSTET	66 / 9 AA	62
Phosphosite 20:	SYN1	P17600	T512	PQRLPSPTSAPQQPA	85 / 7 AA	74