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:	MMP21
Human P-Site:	Y515
P-Site Sequence:	SAYYSYAYNSIFFFK
UniProt:	Q8N119
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	MMP21	Q8N119	Y515	SAYYSYAYNSIFFFK	100 / 9 AA	65
Phosphosite 1:	PEX13	Q92968	Y100	YSPYSYGYNGLGYNR	62 / 8 AA	44
Phosphosite 2:	PAH (Phenylalanine Hydroxylase)	P00439	Y206	KTHACYEYNHIFPLL	62 / 8 AA	52
Phosphosite 3:	MYO1E	Q12965	Y625	VRRAGYAYRRIFQKF	62 / 8 AA	127
Phosphosite 4:	PSMD2	Q13200	Y723	DADPEVSYNSIFAMG	83 / 6 AA	100
Phosphosite 5:	USP47	Q96K76	Y176	YVSQSYSYSSILNKS	62 / 8 AA	157
Phosphosite 6:	CYHR1	Q6ZMK1	Y217	HRKEMQLYNSIFSLL	100 / 5 AA	41
Phosphosite 7:	USP47	Q96K76	S177	VSQSYSYSSILNKSE	62 / 8 AA	157
Phosphosite 8:	PEX13	Q92968	Y98	GGYSPYSYGYNGLGY	71 / 7 AA	44
Phosphosite 9:	Putative serine protease 47	A8MTI9	Y304	LDCRHPAYPSIFTRV	83 / 6 AA	41
Phosphosite 10:	GAS1	P54826	Y63	QGEPECSYAYNQYAE	83 / 6 AA	36
Phosphosite 11:	Ctip	Q99708	Y884	RPKRRQPYNAIFSPK	66 / 6 AA	102
Phosphosite 12:	USP47	Q96K76	S175	DYVSQSYSYSSILNK	71 / 7 AA	157
Phosphosite 13:	CLC-3	P51790	Y16	RGYYRNSYNSITSAS	62 / 8 AA	85
Phosphosite 14:	EIF3C	Q99613	Y799	LFTYSSVYDSISMET	62 / 8 AA	105
Phosphosite 15:	OR2AT4	A6NND4	Y173	VRTSQMAYNSIAYIY	100 / 5 AA	36
Phosphosite 16:	USP9X	Q93008	Y1378	LLRHLLNYAYNSNIN	83 / 6 AA	290
Phosphosite 17:	GDF9	O60383	T198	GRAPYSFTFNSQFEF	57 / 7 AA	51
Phosphosite 18:	PEX13	Q92968	S97	YGGYSPYSYGYNGLG	83 / 6 AA	44
Phosphosite 19:	MCM8	Q9UJA3	Y791	NNVAERTYNNIFQFH	66 / 6 AA	94
Phosphosite 20:	OR6Y1	Q8NGX8	Y271	YARPKLMYAYNSNKV	100 / 5 AA	37