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:	MMP1
Human P-Site:	S223
P-Site Sequence:	AAHELGHSLGLSHST
UniProt:	P03956
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	MMP1	P03956	S223	AAHELGHSLGLSHST	100 / 9 AA	54
Phosphosite 1:	MMP8	P22894	S222	AAHEFGHSLGLAHSS	77 / 9 AA	53
Phosphosite 2:	MMP7	P09237	S219	ATHELGHSLGMGHSS	77 / 9 AA	30
Phosphosite 3:	MMP26	Q9NRE1	S213	ATHEIGHSLGLQHSG	87 / 8 AA	30
Phosphosite 4:	MMP13	P45452	S227	AAHEFGHSLGLDHSK	87 / 8 AA	54
Phosphosite 5:	MMP28	Q9H239	T245	LAHEIGHTLGLTHSP	66 / 9 AA	59
Phosphosite 6:	MMP12	P39900	S223	AVHEIGHSLGLGHSS	77 / 9 AA	54
Phosphosite 7:	4931414P19Rik	Q9H972	S279	STGELRHSLGLTVSP	77 / 9 AA	59
Phosphosite 8:	ADAMTS7	Q9UKP4	S393	VAHELGHSFGIQHDG	75 / 8 AA	184
Phosphosite 9:	ADAMTS12	P58397	S397	IAHELGHSFGIQHDG	75 / 8 AA	178
Phosphosite 10:	ADAMTS13	Q76LX8	S229	IAHEIGHSFGLEHDG	75 / 8 AA	154
Phosphosite 11:	ADAMTS20	P59510	T408	IAHELGHTLGVQHDD	75 / 8 AA	215
Phosphosite 12:	BARX2	Q9UMQ3	S169	DRLDLAQSLGLTQLQ	55 / 9 AA	31
Phosphosite 13:	RPUSD3	Q6P087	S112	VLPELSQSLGLREQE	75 / 8 AA	38
Phosphosite 14:	ARFGAP1	Q8N6T3	S246	KASELGHSLNENVLK	100 / 6 AA	45
Phosphosite 15:	HYAL1	Q12794	S306	PLDELEHSLGESAAQ	77 / 9 AA	48
Phosphosite 16:	ARL1	P40616	S142	TSSEMANSLGLPALK	55 / 9 AA	20
Phosphosite 17:	PLCL4	O75038	S1279	GSRRLSHSLGLPGGT	75 / 8 AA	68
Phosphosite 18:	MAST4	O15021	S1406	PSPLLGHSLGNSKIA	87 / 8 AA	284
Phosphosite 19:	CMYA5	Q8N3K9	S2579	SDISLGHSLGETQSF	100 / 6 AA	449
Phosphosite 20:	BARX1	Q9HBU1	S178	DRIDLAESLGLSQLQ	66 / 9 AA	27