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:	PARP8
Human P-Site:	S323
P-Site Sequence:	KLLRRTCSSTVKTDD
UniProt:	Q8N3A8
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PARP8	Q8N3A8	S323	KLLRRTCSSTVKTDD	100 / 9 AA	96
Phosphosite 1:	PARP8	Q8N3A8	S324	LLRRTCSSTVKTDDV	100 / 8 AA	96
Phosphosite 2:	PARP8	Q8N3A8	T321	THKLLRRTCSSTVKT	100 / 7 AA	96
Phosphosite 3:	PARP8	Q8N3A8	T325	LRRTCSSTVKTDDVC	100 / 7 AA	96
Phosphosite 4:	H2AFB2	P0C5Z0	S21	GGRGRTCSRTVRAEL	75 / 8 AA	13
Phosphosite 5:	H2AFB1	P0C5Y9	S21	GGRGRTCSRTVRAEL	75 / 8 AA	13
Phosphosite 6:	FGA	P02671	S462	TTTRRSCSKTVTKTV	75 / 8 AA	95
Phosphosite 7:	ZNF735	P0CB33	T367	RTFNCSSTVKAHKRI	100 / 6 AA	48
Phosphosite 8:	APOB	P04114	T3920	LDSTCSSTVQFLEYE	85 / 7 AA	516
Phosphosite 9:	ZNF735	P0CB33	S365	CGRTFNCSSTVKAHK	100 / 6 AA	48
Phosphosite 10:	RHBDL6	Q6PJF5	S387	RSYRRSISSTVQRQL	66 / 9 AA	97
Phosphosite 11:	GPRIN2	O60269	S44	PELRKTASSTVWQAQ	75 / 8 AA	47
Phosphosite 12:	C20orf94	Q5VYV7	S300	QQKRRNCSSAEDFDH	71 / 7 AA	46
Phosphosite 13:	OBSCN	Q5VST9	T2441	HRLMLRRTCSTMTGP	83 / 6 AA	868
Phosphosite 14:	C18orf21	Q32NC0	T110	TCKTCNRTVKHHGKS	71 / 7 AA	25
Phosphosite 15:	PTDSR	Q6NYC1	S381	RKKRRTCSMVGNGDT	100 / 5 AA	46
Phosphosite 16:	OBSCN	Q5VST9	S2443	LMLRRTCSTMTGPVH	83 / 6 AA	868
Phosphosite 17:	HSD17B2	P37059	T127	GAEELRRTCSPRLSV	83 / 6 AA	43
Phosphosite 18:	PTDSR	Q6NYC1	T379	HRRKKRRTCSMVGNG	100 / 5 AA	46
Phosphosite 19:	HSD17B2	P37059	S129	EELRRTCSPRLSVLQ	83 / 6 AA	43
Phosphosite 20:	ZNF469	Q96JG9	T1583	EPPSQRRTCQATVPH	71 / 7 AA	259