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:	T453
P-Site Sequence:	GIPSPLDTAFYDRRQ
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	T453	GIPSPLDTAFYDRRQ	100 / 9 AA	65
Phosphosite 1:	ERBB2	P04626	S1002	GPASPLDSTFYRSLL	75 / 8 AA	138
Phosphosite 2:	AGBL5	Q8NDL9	T188	THSSPLDTIYYHREL	66 / 9 AA	98
Phosphosite 3:	MMP21	Q8N119	Y456	SPLDTAFYDRRQKLI	100 / 6 AA	65
Phosphosite 4:	ERBB2	P04626	T1003	PASPLDSTFYRSLLE	71 / 7 AA	138
Phosphosite 5:	WWC3	Q9ULE0	T470	PPSSPLDTPFLPASR	85 / 7 AA	123
Phosphosite 6:	SLC26A1	Q9H2B4	Y522	RIGDTAFYEDATEFE	83 / 6 AA	75
Phosphosite 7:	WWP1	Q9H0M0	T701	KDLESIDTEFYNSLI	50 / 8 AA	105
Phosphosite 8:	ATR	Q13535	Y1820	KRDITAFYDSLKLVR	100 / 5 AA	301
Phosphosite 9:	ATR	Q13535	T1817	SAKKRDITAFYDSLK	100 / 5 AA	301
Phosphosite 10:	PRUNE2	Q8WUY3	T606	SVPSPLDTNYSTSDS	71 / 7 AA	34
Phosphosite 11:	GLT25D1	Q8NBJ5	S616	VLQSPLDSAARDEL_	66 / 9 AA	72
Phosphosite 12:	Ig heavy chain V-I region EU	P01742	T91	SSLRSEDTAFYFCAG	100 / 5 AA	12
Phosphosite 13:	SART2	Q9UL01	T582	GEESPLETAASFFHN	83 / 6 AA	110
Phosphosite 14:	GTF3C1	Q12789	S1122	GAAGLDSSFYGHLKR	57 / 7 AA	239
Phosphosite 15:	SH3BP1	Q9Y3L3	T247	RSLSSLDTALAELRE	55 / 9 AA	76
Phosphosite 16:	TIGD4	Q8IY51	T81	PKRKRLRTAFYTDLE	71 / 7 AA	57
Phosphosite 17:	Ig heavy chain V-III region DOB	P01782	Y94	RPEDTAFYYCAKGYI	100 / 5 AA	13
Phosphosite 18:	Ig heavy chain V-I region EU	P01742	Y94	RSEDTAFYFCAGGYG	100 / 5 AA	12
Phosphosite 19:	C12orf35	Q9HCM1	T1212	EQCSPLDTNSCKQGE	62 / 8 AA	195
Phosphosite 20:	DLC1	Q96QB1	T805	RESYPEDTVFYIPED	71 / 7 AA	171