MMP-1 Antibody [C7E21] | Primary Antibodies

Application: Reactivity: Human

Lane 1: SF-295

Usage Information

Dilution
WB1:1000 IP1:100 IHC1:100-1:400 IF1:400-1:1600

Application
WB, IP, IHC, IF

Reactivity
Human

Source
Rabbit Monoclonal Antibody

Storage Buffer
PBS, pH 7.2+50% Glycerol+0.05% BSA+0.01% NaN3

Storage (from the date of receipt)
-20°C (avoid freeze-thaw cycles), 2 years

Predicted MW
55 kDa

Datasheet & SDS

Biological Description

Specificity
MMP-1 Antibody [C7E21] detects endogenous levels of total MMP-1 protein.

Clone
C7E21

Synonym(s)
Interstitial collagenase; Fibroblast collagenase; Matrix metalloproteinase-1 (MMP-1); 22 kDa interstitial collagenase; 27 kDa interstitial collagenase; MMP1; CLG

Background
MMP-1 (interstitial collagenase), the founding member of the collagenase subfamily within the matrix metalloproteinase family of zinc-dependent endopeptidases, initiates fibrillar collagen (types I, II, III) degradation by unwinding the triple helix at discrete Gly-Ile/Leu bonds through a conserved catalytic zinc and His/Glu dyad that polarizes water for nucleophilic attack on the scissile peptide carbonyl. Latent proMMP-1 undergoes proteolytic activation via MT1-MMP or plasmin cleavage of the N-terminal cysteine-switch domain, exposing the active site while the hemopexin-like C-domain clamps extended collagen substrates in a processive exosite manner to generate collagenase-specific three-quarter/fourth-quarter fragments that become gelatinase substrates. MMP-1 cleaves latent TGF-β, E-cadherin, and PAR1 receptor to trigger canonical Smad2/3 and Gα12/13 signaling cascades that drive myofibroblast differentiation and epithelial-mesenchymal transition, while ICAM-1 shedding modulates leukocyte extravasation during inflammation. Transcriptional induction follows integrin αvβ3/FAK/Src activation of AP-1/ETS factors or cytokine-stimulated NF-κB/STAT1 crosstalk, with TIMP-1/2/3 providing physiological inhibition through 1:1 complex stoichiometry. MMP-1 orchestrates branching morphogenesis, ovulation follicle rupture, and ductal elongation during mammary gland development, while wound granulation requires transient fibroblast-derived bursts synchronized with VEGF gradients. Researchers exploit its collagen-type selectivity and fluorogenic peptide substrates for real-time matrix turnover profiling in organotypic cultures or zymography of conditioned media from diseased tissues. Chronic overexpression drives joint destruction in rheumatoid arthritis through pannus invasion and plaque rupture in atherosclerosis via fibrous cap thinning, while tumor-stromal MMP-1 fuels metastatic dissemination through pre-metastatic niche conditioning.

Background

MMP-1 (interstitial collagenase), the founding member of the collagenase subfamily within the matrix metalloproteinase family of zinc-dependent endopeptidases, initiates fibrillar collagen (types I, II, III) degradation by unwinding the triple helix at discrete Gly-Ile/Leu bonds through a conserved catalytic zinc and His/Glu dyad that polarizes water for nucleophilic attack on the scissile peptide carbonyl. Latent proMMP-1 undergoes proteolytic activation via MT1-MMP or plasmin cleavage of the N-terminal cysteine-switch domain, exposing the active site while the hemopexin-like C-domain clamps extended collagen substrates in a processive exosite manner to generate collagenase-specific three-quarter/fourth-quarter fragments that become gelatinase substrates. MMP-1 cleaves latent TGF-β, E-cadherin, and PAR1 receptor to trigger canonical Smad2/3 and Gα12/13 signaling cascades that drive myofibroblast differentiation and epithelial-mesenchymal transition, while ICAM-1 shedding modulates leukocyte extravasation during inflammation. Transcriptional induction follows integrin αvβ3/FAK/Src activation of AP-1/ETS factors or cytokine-stimulated NF-κB/STAT1 crosstalk, with TIMP-1/2/3 providing physiological inhibition through 1:1 complex stoichiometry. MMP-1 orchestrates branching morphogenesis, ovulation follicle rupture, and ductal elongation during mammary gland development, while wound granulation requires transient fibroblast-derived bursts synchronized with VEGF gradients. Researchers exploit its collagen-type selectivity and fluorogenic peptide substrates for real-time matrix turnover profiling in organotypic cultures or zymography of conditioned media from diseased tissues. Chronic overexpression drives joint destruction in rheumatoid arthritis through pannus invasion and plaque rupture in atherosclerosis via fibrous cap thinning, while tumor-stromal MMP-1 fuels metastatic dissemination through pre-metastatic niche conditioning.

References
https://pubmed.ncbi.nlm.nih.gov/26288845/ https://pubmed.ncbi.nlm.nih.gov/15474975/

Reference Table for Selecting PVDF Membrane Pore Size Specifications

Protein Size (kDa)	PVDF Transfer Membrane Pore Size (μm)
< 10	0.22
10-20	0.22
20-30	0.45
30-45	0.45
45-70	0.45
80-100	0.45
100-140	0.45
> 140	0.45

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Protein Size (kDa)	Separating Gel Percentage
4-40	20%
12-45	15%
10-70	12.5%
15-100	10%
25-100	8%
60-210	5%