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:	T666
P-Site Sequence:	RQLKFMHTPHQFLLL
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	T666	RQLKFMHTPHQFLLL	100 / 9 AA	96
Phosphosite 1:	PARP6	Q2NL67	T442	SRLKFMHTSHQFLLL	88 / 9 AA	71
Phosphosite 2:	PARP6	Q2NL67	S443	RLKFMHTSHQFLLLS	87 / 8 AA	71
Phosphosite 3:	Zfp827	Q17R98	T1058	VCHKFMKTPEQLLEH	66 / 9 AA	119
Phosphosite 4:	ZNF350	Q9GZX5	T250	FSRKFMLTEHQRTHT	75 / 8 AA	60
Phosphosite 5:	MDN1	Q9NU22	T5264	SRESTIHTAHQFLMD	71 / 7 AA	633
Phosphosite 6:	ZNF280C	Q8ND82	T377	CHIESTHTPHEFSTI	71 / 7 AA	83
Phosphosite 7:	ZNF280D	Q6N043	T382	CHIESTHTPHEFSTI	71 / 7 AA	109
Phosphosite 8:	MDC1	Q14676	T725	PTQAFMLTPPQELGP	71 / 7 AA	227
Phosphosite 9:	SLA/LP	Q9HD40	T366	YNERLLHTPHNPISL	57 / 7 AA	56
Phosphosite 10:	TAF1L	Q8IZX4	T686	GELFFMRTPQDLTGK	50 / 8 AA	207
Phosphosite 11:	TAF1	P21675	T667	GEMFFMRTPQDLTGK	50 / 8 AA	213
Phosphosite 12:	Cyclin K	O75909	T269	KQQMPHHTPHQLQQP	83 / 6 AA	41
Phosphosite 13:	MKI67	P46013	T1906	SAGKAMHTPKAAVGE	83 / 6 AA	359
Phosphosite 14:	MKI67	P46013	T1784	SAGKAMHTPKPAVGE	83 / 6 AA	359
Phosphosite 15:	MKI67	P46013	T1540	SAGKAMHTPKPAVSG	83 / 6 AA	359
Phosphosite 16:	GULP1	Q9UBP9	T16	KDKTWMHTPEALSKH	44 / 9 AA	34
Phosphosite 17:	MKI67	P46013	T1298	SAGKAMHTPKPSVGE	83 / 6 AA	359
Phosphosite 18:	GORASP1	Q9BQQ3	T291	GLPHFMETPLQPPPP	71 / 7 AA	46
Phosphosite 19:	DCAF13	Q9NV06	Y384	LKEKFQHYPHIKRIA	71 / 7 AA	51
Phosphosite 20:	BDP1	A6H8Y1	T1365	EVLSMMHTPVEEKRN	57 / 7 AA	294