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:	PARP9
Human P-Site:	S121
P-Site Sequence:	LTPRIELSVWKDDLT
UniProt:	Q8IXQ6
Intern. Prot. ID:	IPI00027803

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PARP9	Q8IXQ6	S121	LTPRIELSVWKDDLT	100 / 9 AA	96
Phosphosite 1:	MIER1	Q8N108	S310	KAAREELSVWTEEEC	66 / 9 AA	61
Phosphosite 2:	KLHL23	Q8NBE8	S193	ILSRKNLSVWKEEAI	66 / 9 AA	64
Phosphosite 3:	RhoE	P61587	S74	DTQRIELSLWDTSGS	85 / 7 AA	27
Phosphosite 4:	IDO1	P14902	S235	SVLRIYLSGWKGNPQ	66 / 9 AA	45
Phosphosite 5:	INPP5A	Q14642	S310	LEFDKELSVFKDRLY	85 / 7 AA	48
Phosphosite 6:	VPS13B	Q7Z7G8	S2972	SPMRVKLSIWKPYVR	62 / 8 AA	449
Phosphosite 7:	GRLF1	Q9NRY4	S836	HKKRIELSVLSYHSS	85 / 7 AA	172
Phosphosite 8:	TOB2	Q14106	S91	ANVPEELSVWIDPFE	85 / 7 AA	37
Phosphosite 9:	EPS8L2	Q9H6S3	S512	ARNANELSVLKDEVL	85 / 7 AA	81
Phosphosite 10:	SYCN	Q0VAF6	T89	VAPRCELTVWSRQGK	71 / 7 AA	14
Phosphosite 11:	Eps8	Q12929	S551	ARNNSELSVLKDDIL	85 / 7 AA	92
Phosphosite 12:	UNC13A	Q9UPW8	S949	NSLRIDLSMYRNNFP	44 / 9 AA	193
Phosphosite 13:	DIDO1	Q9BTC0	S768	ELVSKELSTWKERPA	71 / 7 AA	244
Phosphosite 14:	GOLGA4	Q13439	S708	HKLEEELSVLKDQTD	85 / 7 AA	261
Phosphosite 15:	ERK3	Q16659	S477	PKLIIDLSNWKEQSK	62 / 8 AA	83
Phosphosite 16:	CABIN1	Q9Y6J0	S301	LGKRIDLSDYQDPSQ	55 / 9 AA	246
Phosphosite 17:	SYT10	Q6XYQ8	T349	SDLSREATVWKDIHC	71 / 7 AA	59
Phosphosite 18:	TOB1	P50616	S91	GNLPQDLSVWIDPFE	71 / 7 AA	38
Phosphosite 19:	WTAP	Q15007	S143	EQAQNELSAWKFTPD	62 / 8 AA	44
Phosphosite 20:	ANKRD36B	Q8N2N9	S24	VRLRIELSPQKQPAE	66 / 9 AA	127