MMP9

Gene Information
 
Gene Symbol
MMP9
 
Aliases
CLG4B, GELB, MANDP2, MMP-9
 
Entrez Gene ID
 
Gene Name
Matrix metallopeptidase 9
 
Chromosomal Location
20q13.12
 
HGNC ID
 
Summary
Proteins of the matrix metalloproteinase (MMP) family are involved in the breakdown of extracellular matrix in normal physiological processes, such as embryonic development, reproduction, and tissue remodeling, as well as in disease processes, such as arthritis and metastasis. Most MMP's are secreted as inactive proproteins which are activated when cleaved by extracellular proteinases. The enzyme encoded by this gene degrades type IV and V collagens. Studies in rhesus monkeys suggest that the enzyme is involved in IL-8-induced mobilization of hematopoietic progenitor cells from bone marrow, and murine studies suggest a role in tumor-associated tissue remodeling. [provided by RefSeq, Jul 2008]
 
RefSeq DNA
 
RefSeq mRNA
  e!Ensembl
Gene
Transcript  
Protein

Gene Ontology (GO)

GO ID Ontology Function Evidence Reference
GO:0001934 Biological process Positive regulation of protein phosphorylation IMP 22984561
GO:0006508 Biological process Proteolysis IDA 2551898, 15863497, 19022250, 24164424
GO:0030198 Biological process Extracellular matrix organization IBA 21873635
GO:0030225 Biological process Macrophage differentiation TAS 2551898
GO:0030335 Biological process Positive regulation of cell migration IGI 28280358
Protein Information
 
Protein Name
Matrix metalloproteinase-9, macrophage gelatinase, matrix metallopeptidase 9 (gelatinase B, 92kDa gelatinase, 92kDa type IV collagenase), matrix metalloproteinase 9 (gelatinase B, 92kDa gelatinase, 92kDa type IV collagenase), type V collagenase
 
Function
May play an essential role in local proteolysis of the extracellular matrix and in leukocyte migration. Could play a role in bone osteoclastic resorption. Cleaves KiSS1 at a Gly-|-Leu bond. Cleaves type IV and type V collagen into large C-terminal three quarter fragments and shorter N-terminal one quarter fragments. Degrades fibronectin but not laminin or Pz-peptide.
 
Refseq Proteins
 
UniProt
 
PDB
 
Pfam
Pfam Accession Pfam ID
PF00040 fn2
PF00045 Hemopexin
PF00413 Peptidase_M10
PF01471 PG_binding_1
Pathways
 
KEGG
 
Reactome
 

Endocrine resistance
IL-17 signaling pathway
TNF signaling pathway
Leukocyte transendothelial migration
Estrogen signaling pathway
Relaxin signaling pathway
Hepatitis B
Pathways in cancer
Transcriptional misregulation in cancer
Proteoglycans in cancer
MicroRNAs in cancer
Prostate cancer
Bladder cancer
Fluid shear stress and atherosclerosis

 

Signaling by SCF-KIT
Collagen degradation
Degradation of the extracellular matrix
Activation of Matrix Metalloproteinases
Assembly of collagen fibrils and other multimeric structures
EPH-ephrin mediated repulsion of cells
Interleukin-4 and Interleukin-13 signaling
Neutrophil degranulation
Extra-nuclear estrogen signaling

Interactions
 
STRING MINT IntAct
ENSP00000221930 P01137 P01137
    View interactions
     

Associated Diseases

Disease groupDisease NameReferences
Cardiovascular Diseases
Acute Coronary Syndrome
Aortic Aneurysm
Angina pectoris
Aortic Rupture
Myocardial Infarction
References
 
 
PubMed ID Associated gene/s Associated condition Genetic Mutation Diagnostic Criteria Association with PCOS Ethnicity Conclusion
MMP-2 and TIMP-1 
Follicular atresia, formation of multiple ovarian cysts 
 
endocrine profile and ultrasonographic criteria 
Related 
 
A time-dependent increase in the production of MMP-9 was observed in cells from both normal and PCOS women, although the increase was more pronounced in the latter. 
NGAL,estradiol, androgens, C-reactive protein 
Vascular remodeling and plaque instability 
 
 
Related 
 
These findings indicate that NGAL and MMP-9/NGAL complex, two molecules that activate atherotic plaque erosion, is in lower concentrations in PCOS subjects. 
TIMP-1 
 
 
endocrine profile and ultrasonographic criteria 
Related 
 
In this preliminary study, similar and divergent patterns have emerged in the regulation of MMP-9 and TIMP-1 in human luteinized granulosa cells. Repressing MMP-9-TIMP-1 ratio may have an important modulatory effect on progesterone secretion. 
MMP-2, TIMP-1 
Cardiovascular risk,menstrual irregularities 
 
Rotterdam criteria 
Related 
 
Obese women with PCOS have elevated serum concentrations of MMP-2 and -9. 
MMP-2, TIMP-1, TIMP-2 
 
 
 
Related 
 
Significantly higher levels of MMP-2 and MMP-9 (p=0.02 and p<0.001, respectively) as well as TIMP-2 and TIMP-1 (p=0.006 and p<0.001, respectively) were found in the PCOS group compared to controls. 

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