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:	CASP9
Human P-Site:	S50
P-Site Sequence:	IQRAGSGSRRDQARQ
UniProt:	P55211
Intern. Prot. ID:	IPI00023875

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CASP9	P55211	S50	IQRAGSGSRRDQARQ	100 / 9 AA	46
Phosphosite 1:	PUM1	Q14671	S705	NSNTGSGSRRDSLTG	87 / 8 AA	126
Phosphosite 2:	UBQLN4	Q9NRR5	S133	SASSDAGSGSRRSSG	100 / 7 AA	64
Phosphosite 3:	AHNAK2	Q8IVF2	S375	ETGAATGSRREERAE	55 / 9 AA	617
Phosphosite 4:	CPSF6	Q16630	S489	SKSYGSGSRRERSRE	75 / 8 AA	59
Phosphosite 5:	UBQLN4	Q9NRR5	S135	SSDAGSGSRRSSGGG	100 / 7 AA	64
Phosphosite 6:	CASP9	P55211	S48	EDIQRAGSGSRRDQA	100 / 7 AA	46
Phosphosite 7:	MeCP2	P51608	S166	VTGRGSPSRREQKPP	75 / 8 AA	52
Phosphosite 8:	PPA2	Q9H2U2	S28	GTSAGTGSRRAMALY	66 / 9 AA	38
Phosphosite 9:	ZNF219	Q9P2Y4	S605	SSGAGPGSRRKPASP	66 / 9 AA	77
Phosphosite 10:	eIF4B	P23588	Y285	RRAFGSGYRRDDDYR	75 / 8 AA	69
Phosphosite 11:	PLCL4	O75038	S984	QEGPGSGSPRDTRPL	75 / 8 AA	68
Phosphosite 12:	CREM	Q03060	S62	AQVSVAGSGTRRGSP	85 / 7 AA	37
Phosphosite 13:	MAP3K1	Q13233	S531	QQQPLAGSRRNQESN	71 / 7 AA	164
Phosphosite 14:	CREM	Q03060	T64	VSVAGSGTRRGSPAV	75 / 8 AA	37
Phosphosite 15:	PUM1	Q14671	S703	VANSNTGSGSRRDSL	85 / 7 AA	126
Phosphosite 16:	PRICKLE2	Q7Z3G6	S740	QESMGHGSRRDLYGQ	85 / 7 AA	96
Phosphosite 17:	C9orf156	Q9BU70	S258	AVDFGLESRRDQSSS	75 / 8 AA	49
Phosphosite 18:	GALR2	O43603	S225	VDPVAAGSGARRAKR	85 / 7 AA	42
Phosphosite 19:	PNMAL1	Q86V59	S395	MPKKGPGSRREASDQ	71 / 7 AA	48
Phosphosite 20:	IKZF1	Q13422	S95	SGEKMNGSHRDQGSS	71 / 7 AA	58