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:	AP4S1
Human P-Site:	Y20
P-Site Sequence:	QTRLSKYYEHVDINK
UniProt:	Q9Y587
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	AP4S1	Q9Y587	Y20	QTRLSKYYEHVDINK	100 / 9 AA	17
Phosphosite 1:	AP4S1	Q9Y587	Y19	GQTRLSKYYEHVDIN	100 / 8 AA	17
Phosphosite 2:	SMTNL1	A8MU46	Y358	CRAMTKKYEHVDIQN	66 / 9 AA	49
Phosphosite 3:	AP4S1	Q9Y587	S17	KQGQTRLSKYYEHVD	100 / 6 AA	17
Phosphosite 4:	EP400	Q96L91	Y1320	EKQLTKKYEHVLKCR	75 / 8 AA	344
Phosphosite 5:	Nna1	Q9UPW5	Y901	AMPESNYYEHICHFR	71 / 7 AA	138
Phosphosite 6:	MLPH	Q9BV36	Y121	KIGSLEWYYEHVKAR	75 / 8 AA	66
Phosphosite 7:	PPHLN1	Q8NEY8	Y53	EGSYNRYYSHVDYRD	62 / 8 AA	53
Phosphosite 8:	PPHLN1	Q8NEY8	S54	GSYNRYYSHVDYRDY	62 / 8 AA	53
Phosphosite 9:	MLPH	Q9BV36	Y122	IGSLEWYYEHVKARF	75 / 8 AA	66
Phosphosite 10:	OSBPL5	Q9H0X9	Y407	LNKLSDYYYHADLLS	66 / 9 AA	99
Phosphosite 11:	OSBPL8	Q9BZF1	Y443	LDKLSDYYYHADFLS	66 / 9 AA	101
Phosphosite 12:	TOR1B	O14657	Y197	IKPFLDYYEQVDGVS	83 / 6 AA	38
Phosphosite 13:	USP48	Q86UV5	S234	GRESKLLSKFYELEL	83 / 6 AA	119
Phosphosite 14:	Cyclin H	P51946	Y59	EEMTLCKYYEKRLLE	83 / 6 AA	38
Phosphosite 15:	C6orf150	Q8N884	Y214	GLLNTGSYYEHVKIS	71 / 7 AA	59
Phosphosite 16:	C6orf150	Q8N884	Y215	LLNTGSYYEHVKISA	100 / 5 AA	59
Phosphosite 17:	Cyclin H	P51946	Y60	EMTLCKYYEKRLLEF	83 / 6 AA	38
Phosphosite 18:	ARHGAP14	O43295	Y257	TNAAISKYYIHDVSD	71 / 7 AA	125
Phosphosite 19:	SMTN	P53814	Y816	CRAKTRGYEHVDIQN	100 / 5 AA	100
Phosphosite 20:	BRWD3	Q6RI45	Y547	FGFGCSKYYEKIPDQ	71 / 7 AA	204