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:	S53
P-Site Sequence:	GPRSVSYSVHVSEDY
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	S53	GPRSVSYSVHVSEDY	100 / 9 AA	96
Phosphosite 1:	PARP8	Q8N3A8	Y52	GGPRSVSYSVHVSED	100 / 8 AA	96
Phosphosite 2:	PARP8	Q8N3A8	S51	VGGPRSVSYSVHVSE	100 / 7 AA	96
Phosphosite 3:	C19orf21	Q8IVT2	Y68	VQRQGVSYSVHAYTG	85 / 7 AA	75
Phosphosite 4:	C19orf21	Q8IVT2	S69	QRQGVSYSVHAYTGQ	85 / 7 AA	75
Phosphosite 5:	TCN1	P20061	S339	SYISVNYSVRINETY	55 / 9 AA	48
Phosphosite 6:	HIVEP1	P15822	T263	QSSCTSYTVHMSAAQ	55 / 9 AA	297
Phosphosite 7:	KIF1A	Q12756	S141	TNDNMSYSVEVSYME	66 / 9 AA	191
Phosphosite 8:	SGK3	Q96BR1	S461	TEETVPYSVCVSSDY	66 / 9 AA	57
Phosphosite 9:	GIT1	Q9Y2X7	S546	LEDDAIYSVHVPAGL	83 / 6 AA	84
Phosphosite 10:	Cx36	Q9UKL4	S97	SLCFITYSVHQSAKQ	62 / 8 AA	36
Phosphosite 11:	RCL1	Q9Y2P8	S197	RIRGMAYSVRVSPQM	55 / 9 AA	41
Phosphosite 12:	KIF1C	O43896	S141	QSAQLSYSVEVSYME	75 / 8 AA	123
Phosphosite 13:	POLN	Q7Z5Q5	S57	NKSSVKYSVQLEDRK	62 / 8 AA	100
Phosphosite 14:	GIT1	Q9Y2X7	Y545	ELEDDAIYSVHVPAG	100 / 5 AA	84
Phosphosite 15:	NPC2	P61916	S56	LSKGQSYSVNVTFTS	71 / 7 AA	17
Phosphosite 16:	GPR125	Q8IWK6	Y1068	CCPGRSSYSVQVNVQ	83 / 6 AA	146
Phosphosite 17:	TTN	Q8WZ42	S24167	KPAFSSYSVQVGQDL	71 / 7 AA	3816
Phosphosite 18:	POLN	Q7Z5Q5	Y56	INKSSVKYSVQLEDR	62 / 8 AA	100
Phosphosite 19:	COL7A1	Q02388	S839	RGLEGGVSYSVRVTA	71 / 7 AA	295
Phosphosite 20:	CCDC82	Q8N4S0	S436	LHRYCKYSVHLSGEL	83 / 6 AA	64