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:	EP300
Human P-Site:	S2304
P-Site Sequence:	QQIPNSLSNQVRSPQ
UniProt:	Q09472
Intern. Prot. ID:	IPI00020985

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	EP300	Q09472	S2304	QQIPNSLSNQVRSPQ	100 / 9 AA	264
Phosphosite 1:	CREBBP	Q92793	S2340	QQIATSLSNQVRSPA	77 / 9 AA	265
Phosphosite 2:	EP300	Q09472	S2302	QGQQIPNSLSNQVRS	100 / 7 AA	264
Phosphosite 3:	ITM2C	Q9NQX7	S105	VLYEDSLSSQVRTQM	75 / 8 AA	30
Phosphosite 4:	ITM2C	Q9NQX7	S106	LYEDSLSSQVRTQME	75 / 8 AA	30
Phosphosite 5:	HMCN1	Q96RW7	S2430	DGWPVSLSNSVRILS	77 / 9 AA	613
Phosphosite 6:	RIBC1	Q8N443	S185	ENYTDALSNQLRLAM	62 / 8 AA	44
Phosphosite 7:	MTO1	Q9Y2Z2	S650	TIRDVSLSHEVREKL	71 / 7 AA	80
Phosphosite 8:	ZNF644	Q9H582	S979	FETGVGLSNHVRGHL	71 / 7 AA	150
Phosphosite 9:	ZNF644	Q9H582	S1054	FDTKIGLSNHVRGHL	71 / 7 AA	150
Phosphosite 10:	ETAA1	Q9NY74	S344	NKTPRSLSSQVDTPI	75 / 8 AA	103
Phosphosite 11:	ADAMTS15	Q8TE58	S829	HNSVLSLSNQVEQPD	100 / 6 AA	103
Phosphosite 12:	BRWD2	Q9BZH6	S895	QEQLNSLSNDIKKLL	62 / 8 AA	137
Phosphosite 13:	ARHGAP23	Q9P227	S293	QALSHWLSNQVPRRA	71 / 7 AA	162
Phosphosite 14:	UGGT1	Q9NYU2	S1449	SQDPNSLSNLDQDLP	100 / 6 AA	177
Phosphosite 15:	UGGT1	Q9NYU2	S1447	GLSQDPNSLSNLDQD	100 / 6 AA	177
Phosphosite 16:	UGCGL2	Q9NYU1	S1424	SQDPNSLSNLDQDLP	100 / 6 AA	175
Phosphosite 17:	UGCGL2	Q9NYU1	S1422	ALSQDPNSLSNLDQD	100 / 6 AA	175
Phosphosite 18:	PCYT1B	Q9Y5K3	S17	SETGIPKSLSNEPPS	71 / 7 AA	42
Phosphosite 19:	EGFL8	Q99944	S266	GDRIESLSDQVLLLE	71 / 7 AA	32
Phosphosite 20:	UBN1	Q9NPG3	S403	EAQTRELSSQVRSGV	83 / 6 AA	122