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:	ATG4A
Human P-Site:	Y57
P-Site Sequence:	SARLWFTYRRKFSPI
UniProt:	Q8WYN0
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	ATG4A	Q8WYN0	Y57	SARLWFTYRRKFSPI	100 / 9 AA	45
Phosphosite 1:	ATG4A	Q8WYN0	T56	ISARLWFTYRRKFSP	100 / 8 AA	45
Phosphosite 2:	ATG4B	Q9Y4P1	Y54	ASRLWFTYRKNFPAI	77 / 9 AA	44
Phosphosite 3:	ATG4D	Q86TL0	Y124	VSRLWLTYRRDFPPL	77 / 9 AA	53
Phosphosite 4:	ATG4B	Q9Y4P1	T53	VASRLWFTYRKNFPA	75 / 8 AA	44
Phosphosite 5:	ATG4D	Q86TL0	T123	FVSRLWLTYRRDFPP	75 / 8 AA	53
Phosphosite 6:	MYO1H	Q8N1T3	Y634	VRRAGFAYRRKYEHF	71 / 7 AA	119
Phosphosite 7:	MYO1C	O00159	Y664	VRRAGFAYRRKYEAF	71 / 7 AA	122
Phosphosite 8:	ADH1A	P07327	T132	QDGTSRFTCRRKPIH	71 / 7 AA	40
Phosphosite 9:	ZHX2	Q9Y6X8	S578	REIDSWFSERRKLRD	71 / 7 AA	92
Phosphosite 10:	ZHX3	Q9H4I2	S661	REIDSWFSERRKKVN	71 / 7 AA	105
Phosphosite 11:	SH2D7	A6NKC9	Y446	LRRLFFTYRKHKF__	71 / 7 AA	50
Phosphosite 12:	XRCC6	P12956	Y473	VEKLRFTYRSDSFEN	83 / 6 AA	70
Phosphosite 13:	XRCC6	P12956	T472	IVEKLRFTYRSDSFE	83 / 6 AA	70
Phosphosite 14:	SH2D7	A6NKC9	T445	KLRRLFFTYRKHKF_	71 / 7 AA	50
Phosphosite 15:	ZNF272	Q14592	Y291	ECGKAFTYRSNFVLH	71 / 7 AA	64
Phosphosite 16:	RYR2	Q92736	Y372	DTGLWLTYQSVDVKS	57 / 7 AA	565
Phosphosite 17:	COL6A1	P12109	Y209	IIATDHTYRRNFTAA	83 / 6 AA	109
Phosphosite 18:	ZNF256	Q9Y2P7	Y418	ECGKLFTYRSRFFQH	62 / 8 AA	72
Phosphosite 19:	ARHGAP5	Q13017	Y737	VDVPAGTYPRKFNET	83 / 6 AA	172
Phosphosite 20:	PIGK	Q92643	Y59	TSRFWFNYRHVANTL	57 / 7 AA