MAP1B Gene Summary [Human]

This gene encodes a protein that belongs to the microtubule-associated protein family. The proteins of this family are thought to be involved in microtubule assembly, which is an essential step in neurogenesis. The product of this gene is a precursor polypeptide that presumably undergoes proteolytic processing to generate the final MAP1B heavy chain and LC1 light chain. Gene knockout studies of the mouse microtubule-associated protein 1B gene suggested an important role in development and function of the nervous system. [provided by RefSeq, Jul 2008]

Details

Type
Protein Coding
Official Symbol
MAP1B
Official Name
microtubule associated protein 1B [Source:HGNC Symbol;Acc:HGNC:6836]
Ensembl ID
ENSG00000131711
Bio databases IDs NCBI: 4131 Ensembl: ENSG00000131711
Aliases microtubule associated protein 1B, protein phosphatase 1, regulatory subunit 102
Synonyms A230055D22, DFNA83, FUTSCH, MAP5, Mapb1, microtubule-associated protein 1B, Mtap1b, Mtap-5, PPP1R102, PVNH9
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 MAP1B often fold into stable, three-dimensional structures and are associated with specific biological functions, such as binding to DNA, other proteins, or small molecules.
  • phospholipid binding
  • microtubule binding
  • microtubule binding domain
  • constant light chain domain
  • binding protein
  • actin binding
  • protein binding
  • MAP1A homology domain
  • cytoskeletal regulatory protein binding

Pathways

Biological processes and signaling networks where the MAP1B 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
  • seizures
  • tremor
  • Alzheimer disease
  • Parkinson disease
  • periventricular nodular heterotopia type 9
  • congenital fibrosis of extraocular muscles type 1
  • autosomal dominant deafness type 83
  • attention deficit hyperactivity disorder
  • hereditary disorder
  • keratocystic odontogenic tumor
regulated by
regulates
role in cell
  • apoptosis
  • migration
  • growth
  • quantity
  • differentiation
  • formation
  • loss
  • outgrowth
  • shrinkage
  • elongation

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
  • microtubule fractions
  • soluble fraction
  • glutaminergic synapse
  • axon component
  • cell surface
  • somatodendritic region
  • perinuclear region
  • postsynaptic region
  • filamentous network
  • Plasma Membrane
  • microtubules
  • cytosol
  • synaptic vesicles
  • growth cone
  • neurites
  • nodal axolemma
  • photoreceptor outer segments
  • filopodia
  • perikaryon
  • axons
  • dendrites
  • postsynaptic density
  • axon terminals
  • dendritic shafts
  • axonal shafts
  • dendritic branches
  • axon branches
  • plasma
  • lamellipodia
  • parallel fiber
  • apical processes
  • cytoskeletal fraction
  • cytosolic fraction

Gene Ontology Annotations

Describes the biological processes, cellular components, and molecular functions associated with the human MAP1B gene, providing context for its role in the cell.

Biological Process

Functions and activities the gene product is involved in
  • positive regulation of neuron differentiation
  • response to xenobiotic stimulus
  • response to mechanical stimulus
  • neuron migration
  • response to insecticide
  • mitochondrion transport along microtubule
  • axonogenesis
  • cellular response to peptide hormone stimulus
  • odontoblast differentiation
  • negative regulation of intracellular transport
  • positive regulation of microtubule polymerization
  • regulation of microtubule depolymerization
  • dendrite development
  • peripheral nervous system axon regeneration
  • establishment of monopolar cell polarity
  • neuron projection development
  • response to carbohydrate stimulus
  • negative regulation of microtubule depolymerization
  • positive regulation of axon extension
  • developmental maturation
  • microtubule cytoskeleton organization
  • synapse assembly
  • microtubule bundle formation
  • axon extension
  • cellular response to growth factor stimulus
  • response to estradiol stimulus
  • induction of synaptic plasticity by chemical substance
  • response to vitamin A

Cellular Component

Where in the cell the gene product is active
  • postsynaptic density
  • synapse
  • neuronal cell body
  • perikaryon
  • microtubule associated complex
  • plasma membrane
  • microtubule
  • photoreceptor outer segment
  • growth cone
  • dendrite
  • perinuclear region of cytoplasm
  • varicosity
  • dendritic spine
  • cytosol
  • axon

Molecular Function

What the gene product does at the molecular level
  • protein binding
  • actin binding
  • structural molecule activity
  • phospholipid binding
  • microtubule binding

Gene-Specific Assays for Results You Can Trust

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