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:	ATG4B
Human P-Site:	S383
P-Site Sequence:	RLERFFDSEDEDFEI
UniProt:	Q9Y4P1
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	ATG4B	Q9Y4P1	S383	RLERFFDSEDEDFEI	100 / 9 AA	44
Phosphosite 1:	REXO1	Q8N1G1	S289	CDARFSDSEDEAATV	87 / 8 AA	132
Phosphosite 2:	CLN3	Q13286	S14	SRRRFSDSEGEETVP	66 / 9 AA	48
Phosphosite 3:	ITM2A	O43736	S94	GEMCFFDSEDPANSL	85 / 7 AA	30
Phosphosite 4:	DVL3	Q92997	S192	ETTSFFDSDEDDSTS	55 / 9 AA	78
Phosphosite 5:	HEATR1	Q9H583	S1981	TDEAFFDSENDPEKC	71 / 7 AA	242
Phosphosite 6:	REXO1	Q8N1G1	S287	GSCDARFSDSEDEAA	85 / 7 AA	132
Phosphosite 7:	ASH1L	Q9NR48	S938	SSSDFFESEDQLQDP	71 / 7 AA	333
Phosphosite 8:	BMP2K	Q9NSY1	S791	HRPLLMDSEDEEEEE	62 / 8 AA	129
Phosphosite 9:	MAST2	Q6P0Q8	S825	ERYHHMDSEDEEEVS	55 / 9 AA	196
Phosphosite 10:	BMP2KL	Q5H9B9	S46	HRPLLMDSEDEEEEE	62 / 8 AA	46
Phosphosite 11:	EAPP	Q56P03	S109	YDDIYFDSDSEDEDR	62 / 8 AA	33
Phosphosite 12:	RBM28	Q9NW13	S346	IRNLSFDSEEEELGE	71 / 7 AA	86
Phosphosite 13:	C2orf60	A2RUC4	S100	KHKEFFVSEDEKYYL	85 / 7 AA	37
Phosphosite 14:	Ron	Q04912	S1043	HGASFSDSEDESCVP	75 / 8 AA	152
Phosphosite 15:	LEMD3	Q9Y2U8	S261	CRENYSDSEEEDDDD	62 / 8 AA	100
Phosphosite 16:	C2orf55	Q6NV74	S75	SGPVGYDSEDELEES	83 / 6 AA	102
Phosphosite 17:	HBG2	P69892	S45	WTQRFFDSFGNLSSA	100 / 5 AA	16
Phosphosite 18:	HBG1	P69891	S45	WTQRFFDSFGNLSSA	100 / 5 AA	16
Phosphosite 19:	HBE1	P02100	S45	WTQRFFDSFGNLSSP	100 / 5 AA	16
Phosphosite 20:	HDAC2	Q92769	S424	CDEEFSDSEDEGEGG	85 / 7 AA	55