MT3 Gene Summary [Human]

This gene is a member of the metallothionein family of genes. Proteins encoded by this gene family are low in molecular weight, are cysteine-rich, lack aromatic residues, and bind divalent heavy metal ions. This gene family member displays tissue-specific expression, and contains a threonine insert near its N-terminus and a glutamate-rich hexapeptide insert near its C-terminus relative to the proteins encoded by other gene family members. It plays an important role in zinc and copper homeostasis, and is induced under hypoxic conditions. The encoded protein is a growth inhibitory factor, and reduced levels of the protein are observed in the brains of individuals with some metal-linked neurodegenerative disorders such as Alzheimer's disease. [provided by RefSeq, Sep 2017]

Details

Type
Protein Coding
Official Symbol
MT3
Official Name
metallothionein 3 [Source:HGNC Symbol;Acc:HGNC:7408]
Ensembl ID
ENSG00000087250
Bio databases IDs NCBI: 4504 Ensembl: ENSG00000087250
Aliases metallothionein 3
Synonyms GIF, GIFB, GRIF, Metallothionein 3, ZnMT3
Species
Human, Homo sapiens
OrthologiesMouseRat

Protein Domains

A protein domain is a distinct structural or functional region within a protein that can evolve, function, and exist independently of the rest of the protein chain. These domains in human MT3 often fold into stable, three-dimensional structures and are associated with specific biological functions, such as binding to DNA, other proteins, or small molecules.
  • protein kinase activator
  • copper ion binding
  • zinc ion binding
  • Metallothionein
  • metal ion binding
  • protein binding
  • cadmium ion binding

Pathways

Biological processes and signaling networks where the MT3 gene in human plays a role, providing insight into its function and relevance in health or disease.

Top Findings

The most significant associations for this gene, including commonly observed domains, pathway involvement, and functional highlights based on current data.
disease
  • Alzheimer disease
  • diabetic nephropathy
  • tumorigenesis
  • psychosis
  • limbic seizure
  • osteoarthritis
  • seizures
regulated by
regulates
role in cell
  • activation in
  • expression in
  • apoptosis
  • proliferation
  • necrosis
  • cell death
  • growth
  • chemorepulsion
  • inhibition
  • development

Subcellular Expression

Locations within the cell where the protein is known or predicted to be active, providing insight into its function and cellular context.
  • Cytoplasm
  • Extracellular Space
  • intracellular space
  • perinuclear region
  • ribosome
  • Nucleus
  • microtubules
  • cytosol
  • mitochondrial outer membrane
  • dendritic spines
  • synaptic vesicles
  • perikaryon
  • axons
  • astrocyte projections
  • plasma

Gene Ontology Annotations

Describes the biological processes, cellular components, and molecular functions associated with the human MT3 gene, providing context for its role in the cell.

Biological Process

Functions and activities the gene product is involved in
  • regulation of response to food
  • cellular zinc ion homeostasis
  • cellular response to copper ion
  • negative regulation of neuron apoptotic process
  • response to hypoxia
  • cellular response to zinc ion
  • negative regulation of neuron projection development
  • positive regulation of transcription, DNA-dependent
  • negative regulation of cell growth
  • positive regulation of vascular endothelial growth factor receptor signaling pathway
  • cellular response to cadmium ion
  • positive regulation of oxygen metabolic process
  • cellular response to hypoxia
  • cellular cation homeostasis
  • activation of protein kinase B activity
  • detoxification of copper ion
  • leptin-mediated signaling pathway
  • negative regulation of hydrogen peroxide catabolic process
  • energy reserve metabolic process
  • negative regulation of oxidoreductase activity
  • negative regulation of axon extension
  • zinc ion transport
  • positive regulation of gene expression
  • removal of superoxide radicals
  • positive regulation of ERK1 and ERK2 cascade
  • positive regulation of protein phosphorylation
  • cellular response to oxidative stress
  • protein stabilization
  • cellular response to reactive oxygen species

Cellular Component

Where in the cell the gene product is active
  • synaptic vesicle
  • ribosome
  • mitochondrial outer membrane
  • microtubule
  • nucleus
  • extracellular space
  • perinuclear region of cytoplasm
  • cytoplasm
  • dendritic spine
  • cytosol
  • inclusion body
  • axon

Molecular Function

What the gene product does at the molecular level
  • zinc ion binding
  • protein binding
  • antioxidant activity
  • copper ion binding
  • metal ion binding
  • protein kinase activator activity
  • cadmium ion binding

Gene-Specific Assays for Results You Can Trust

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