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:	S317
P-Site Sequence:	PAFELDWSDRKAIQK
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	S317	PAFELDWSDRKAIQK	100 / 9 AA	65
Phosphosite 1:	PLEC1	Q15149	S782	EEVGFDWSDRNTNMT	62 / 8 AA	532
Phosphosite 2:	EPDR1	Q9UM22	S152	QITVQEWSDRKSARS	71 / 7 AA	25
Phosphosite 3:	DOCK4	Q8N1I0	S1233	YDELLEWSDRPLREF	83 / 6 AA	225
Phosphosite 4:	TTLL4	Q14679	S491	EARELDSSDRDISSA	85 / 7 AA	133
Phosphosite 5:	TTLL4	Q14679	S490	EEARELDSSDRDISS	85 / 7 AA	133
Phosphosite 6:	ANGPTL1	O95841	S375	LIELEDWSDKKVYAE	71 / 7 AA	57
Phosphosite 7:	ANGPTL2	Q9UKU9	S373	LVTMEDWSGRKVFAE	71 / 7 AA	57
Phosphosite 8:	ST5	P78524	S559	SLRSGNWSERKSHRL	57 / 7 AA	126
Phosphosite 9:	CLEC18C	Q8NCF0	S75	DMRRLDWSDSLAQLA	75 / 8 AA	50
Phosphosite 10:	CLEC18B	Q6UXF7	S75	DMRRLDWSDSLAQLA	75 / 8 AA	50
Phosphosite 11:	CLEC18A	A5D8T8	S75	DMRRLDWSDSLAQLA	75 / 8 AA	50
Phosphosite 12:	SORBS1	Q9BX66	S1041	SLPHLSWSDRPTPRS	62 / 8 AA	142
Phosphosite 13:	MCTP2	Q6DN12	S106	SEEELDWSQEEASHL	66 / 9 AA	100
Phosphosite 14:	CLASP1	Q7Z460	S870	HCASSNWSERKEGLL	66 / 6 AA	169
Phosphosite 15:	CLASP2	O75122	S668	RCASSNWSERKEGLL	66 / 6 AA	141
Phosphosite 16:	SORBS1	Q9BX66	S1039	SLSLPHLSWSDRPTP	83 / 6 AA	142
Phosphosite 17:	ILK	Q13418	S228	VLKVRDWSTRKSRDF	71 / 7 AA	51
Phosphosite 18:	RHPN1	Q8TCX5	S123	ETKELDWSTPLKELI	100 / 5 AA	76
Phosphosite 19:	SYNRG	Q9UMZ2	S897	TLTSYDWSDRDDATQ	83 / 6 AA	141
Phosphosite 20:	RalGDS	Q12967	S669	TAIVKRWSDRQAPST	83 / 6 AA	101