Tetramer Collection

Z-DNA tetramer molecule C015 / 6557
Z-DNA (deoxyribonucleic acid) tetramer, molecular model. DNA is composed of two strands twisted into a double helix. This is a tetramer of the molecule, containing four strands

Tumour suppressor protein and DNA C017 / 3647
Tumour suppressor protein and DNA. Computer artwork showing a molecule of the tumour suppressor protein p53 (blue and pink) bound to a molecule of DNA (deoxyribonucleic acid, yellow and orange)

Catalase, molecular model F006 / 9774
Catalase. Molecular model of catalase from a cow liver. This enzyme to water and oxygen. Hydrogen peroxide is a highly toxic byproduct of a number of normal cellular processes

Voltage-gated potassium channel F006 / 9642
Voltage-gated potassium channel. Molecular model of a voltage-gated potassium (Kv) ion channel. Ion channels are membrane-spanning proteins that form pores in cell membranes

Voltage-gated potassium channel F006 / 9562
Voltage-gated potassium (Kv) ion channel, molecular model. Ion channels are membrane-spanning proteins that form pores in cell membranes

Human catalase, molecular model F006 / 9478
Human catalase, molecular model. This enzyme catalyses the break down of hydrogen peroxide to water and oxygen. Hydrogen peroxide is a highly toxic byproduct of a number of normal cellular processes

Voltage-gated potassium channel F006 / 9391
Voltage-gated potassium channel. Molecular model of a voltage-gated potassium (Kv) ion channel complexed with the antigen-binding fragment (Fab) of a monoclonal antibody

Voltage-gated potassium channel F006 / 9324
Voltage-gated potassium channel. Molecular model of a voltage-gated potassium (Kv) ion channel. Ion channels are membrane-spanning proteins that form pores in cell membranes

Human catalsae, molecular model F006 / 9288
Human catalase, molecular model. This enzyme catalyses the break down of hydrogen peroxide to water and oxygen. Hydrogen peroxide is a highly toxic byproduct of a number of normal cellular processes

Carbamoylsarcosine amidase enzyme, molecular model. This enzyme catalyses the chemical reaction that converts the chemical N-carbamoylsarcosine in the presence of water to sarcosine (N-methylglycine)

Thymidylic acid-ribonuclease A complex. Molecular model of a thymidylic acid tetramer (blue) in complex with ribonuclease A (red)

Cat allergen protein, molecular model C015 / 3962
Cat allergen protein. Molecular model of the tetrameric form of the major cat allergen fel d 1 (Felis domesticus allergen 1)

Cat allergen protein, molecular model
Cat allergen protein. Molecular model of the tetrameric form of the major cat allergen fel d 1 (Felis domesticus allergen 1)

Tumour suppressor protein molecular model C016 / 2065
Tumour suppressor protein. Molecular model of the tumour suppressor protein p53 (left and right) bound to a molecule of DNA (deoxyribonucleic acid, down centre) at the p53 response element

cAMP-dependent protein kinase molecule C016 / 2063
cAMP-dependent protein kinase, molecular model. This enzyme is also known as protein kinase A (PKA). This is the holoenzyme, which consists of two regulatory subunits and two catalytic subunits

Potassium ion channel. Computer artwork of a KcsA potassium ion (K+) channel (ribbons) embedded in a phospholipid (spheres) cell membrane (horizontal, centre)

Voltage-gated potassium channel. Computer model showing the molecular structure of a voltage-gated potassium (Kv) ion channel

Newcastle disease virus protein C015 / 6912
Newcastle disease virus protein, molecular model. This is a hemagglutinin-neuromidase (HN) protein that enables the virus to bind to and infect host cells

Plant agglutinin protein C015 / 6107
Plant agglutinin protein, molecular model. This example, from the hedge-apple (Maclura pomifera), is known as Maclura pomifera agglutinin (MPA). It is a tetrameric plant seed lectin

Plant agglutinin protein C015 / 6106
Plant agglutinin protein, molecular model. This example, from the hedge-apple (Maclura pomifera), is known as Maclura pomifera agglutinin (MPA). It is a tetrameric plant seed lectin

Cholera virulence regulator protein C015 / 6727
Cholera virulence regulator protein, molecular model. This protein is AphB, a virulence gene activator from the Vibrio cholerae bacterium

Cholera virulence regulator protein C015 / 6726
Cholera virulence regulator protein, molecular model. This protein is AphB, a virulence gene activator from the Vibrio cholerae bacterium

Z-DNA tetramer molecule C015 / 6558
Z-DNA (deoxyribonucleic acid) tetramer, molecular model. DNA is composed of two strands twisted into a double helix. This is a tetramer of the molecule, containing four strands

Interferon antagonism by viral protein C015 / 5421
Interferon (IFN) antagonism by viral protein. Molecular model of an orthopoxvirus IFN-gamma-binding protein tetramer bound to an IFN-gamma dimer

Interferon antagonism by viral protein C015 / 5420
Interferon (IFN) antagonism by viral protein. Molecular model of an orthopoxvirus IFN-gamma-binding protein tetramer bound to an IFN-gamma dimer

Influenza inhibition mechanism, artwork C016 / 5794
Influenza inhibition mechanism. Artwork of the membrane of an influenza (flu) virus, showing a molecule of the drug zanamivir (space-filled sphere model)

DNA recombination, molecular model
DNA recombination. Molecular model of a Holliday Junction, a moving point of contact between two DNA (deoxyribonucleic acid)

Histone structures, diagram. Histone cores are cylindrical structures around which the genetic molecule DNA (deoxyribonucleic acid) is wound with other proteins to form chromatin

Enzyme catalysing DNA recombination. Computer model of the enzyme flippase recombinase (FLP recombinase, atoms represented as tubes)

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Caption: Exploring the Intricacies of Tetramers in Molecular Biology From left to right: Z-DNA tetramer molecule (C015 / 6557): Revealing the unique structure and properties of this fascinating DNA configuration. Tumour suppressor protein and DNA (C017 / 3647): Unraveling the intricate relationship between these crucial components in cancer prevention. Tumour suppressor protein molecular model: Gaining insights into the three-dimensional structure that plays a vital role in regulating cell growth and division. Catalase, molecular model (F006 / 9774): Understanding how this enzyme protects cells from oxidative stress by breaking down harmful hydrogen peroxide molecules. CAMP-dependent protein kinase molecule (F006 / 9728): Investigating the key player responsible for transmitting signals within cells, influencing various biological processes. 6 & Voltage-gated potassium channel (F006 / 9642 & F006 /9562): Delving into the mechanisms behind these channels' ability to regulate electrical impulses across cell membranes. 8 & Human catalase, molecular model (F006/9478) & Voltage-gated potassium channel (F006/9391): Examining human-specific structures with potential implications for disease research and drug development. 10 &11. Voltage-gated potassium channel (F006/9324) & (Human catalase, molecular model F006/9288 ): Shedding light on additional aspects of these critical proteins involved in maintaining cellular homeostasis. Carbamoylsarcosine amidase enzyme: Studying an essential enzyme involved in metabolizing carbamoyl compounds, potentially aiding therapeutic advancements. These captivating images showcase various facets of tetramers—molecules composed of four subunits—providing valuable insights into their structural intricacies and functional significance within biological systems.