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  1. Protein isoform - Wikipedia

    A protein isoform, or " protein variant ", [1] is a member of a set of highly similar proteins that originate from a single gene and are the result of genetic differences. [2] While many perform …

  2. What Is a Protein Isoform? A Clear Definition - Biology Insights

    Jul 31, 2025 · Isoforms enhance the functional diversity and complexity of proteins within an organism. By generating multiple protein versions from a single gene, they enable a limited …

  3. ISOFORM Definition & Meaning - Merriam-Webster

    The meaning of ISOFORM is any of two or more functionally similar proteins that have a similar but not an identical amino acid sequence.

  4. Isoforms in Molecular Biology

    Jun 9, 2025 · Isoforms are different forms of a protein or RNA that arise from a single gene. The existence of isoforms is a testament to the complexity and versatility of the genetic code, …

  5. Protein Isoforms Definition - Biological Chemistry I Key Term

    Protein isoforms are different forms of a protein that arise from the same gene due to variations in splicing, post-translational modifications, or genetic mutations. These isoforms can exhibit …

  6. Isoform - an overview | ScienceDirect Topics

    Isoforms are defined as different forms of muscle proteins that can arise from the same gene through alternative splicing or from different genes within the same family, known as isogenes. …

  7. Isoforms: Fundamental differences - eLife

    Feb 1, 2018 · At its simplest, isoform generation provides a mechanism to specialize the properties of a gene or protein at one of three levels – DNA, messenger RNA (mRNA) or the …

  8. The human proteome in isoform - The Human Protein Atlas

    Alternative splicing is a widely used mechanism for the formation of isoforms. In this process, which occurs during gene expression, the exons of a gene may be included or excluded in the …

  9. Educating with the Genome Browser

    Once a gene has been transcribed, the mRNA can be spliced in a variety of ways; introns are removed, but depending on the desired protein, certain exons are spliced out while others are …

  10. What Are Protein Isoforms and Why Are They Important?

    Aug 24, 2025 · Isoforms allow for the fine-tuning of cellular processes. Subtle structural differences among isoforms can alter their activity levels, their precise location within a cell, or …