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A ball and stick + ribbons model of beta-secretase - a protein that is important in forming healthy peripheral nerve cells, but is also involved in the onset of Alzheimer's disease.
3D cartoon model, secondary structure color scheme, PDB 2ygt, white background
The cytokin interleukin 11 (IL-11) plays an important role in autoimmune diseases, fibrotic complications, and solid cancers. Blocking IL-11 can extend lifespan and improve health.
The three-dimensional structure of proteins is represented in a variety of conformations. This image is based on the ribbon structure of a protein. It is suitable for biology notebooks and book covers.\nThis image has not been created by AI.
The crystal structure of the tumor marker protein. The 3D model of the biological macromolecule.
Immunoglobulin G (IgG) - 3d rendered image. Microbiology illustration  the structure of an antibody. The Y-shaped structure. IgG is the most common type of antibody.
Recombinant human insulin. 3d cartoon model based on protein data bank
Freshness capsule
Glucose-6-phosphate dehydrogenase (G6PD) protein. Enzyme of the pentose phosphate pathway that generates co-enzyme NADPH. 3D illustration.
RNA molecule,Epigenetics concept.
Resistin also known as adipose tissue-specific secretory factor (ADSF) or C/EBP-epsilon-regulated myeloid-specific secreted cysteine-rich protein (XCP1) is a cysteine-rich peptide hormone derived from adipose tissue that in humans is encoded by the RETN gene. 3D cartoon and Gaussian surface models, chain id color scheme, based on PDB 1rfx, white background
Phospholipid bilayer membrane structures that make up living cells and their contents. This is an image of membrane proteins in the membrane.\nThis image, which looks like a plastic model, evokes biology and biochemistry. It can be used as a cover for magazines, textbooks and presentation materials.\nThis image was not created by AI.
Calmodulin is an intracelular target of calcium ions. Once activated by Ca2+ (red), calmodulin interacts with various target proteins such as kinases and phosphatases.. It plays an important role in long-term memory. and muscle contraction. CaM has 4 calcium binding sites. PDB entry 3CLN, 1CFD
DNA A-T Pair
Concept image of an anticancer drug called ADC. 3d rendering
Covid-19 Coronavirus Variants Omicron Delta Gamma Beta Alpha Pandemic Virus Disease Mutation
Aromatase (estrogen synthase) enzyme. Protein responsible for the key step in the synthesis of estrogens. 3D illustration. Cartoon representation.
chromosome,Human genome concept
3D cartoon and Gaussian surface models, PDB 6vg8, white background
A space-filling molecular model of collagen, a fibrous protein that provides structural support in animals. It has a distinctive triple helix structure. Isolated on black.
Bacterial multidrug efflux pumps (E-CmeB) expel antibiotics  from inside the bacterium (bottom): ciprofloxacin (yellow), chloramphenicol (violet),  ampicillin (red).
Molecular Model of Infliximab, or Remicade, a monoclonal antibody against tumour necrosis factor alpha (TNF-α), which is used to treat autoimmune diseases
3d rendering of scattered immunoglobulin A, or IgA, molecules in conjunction with secretory protein
Abstract geometric shape
Beta-amyloid (Abeta) peptide, 3D rendering. Major component of plaques found in Alzheimer's disease. Cartoon representation.
chromosome,Human genome concept
Prions are misfolded proteins with the ability to transmit their misfolded shape onto normal variants of the same protein. They characterize several fatal and transmissible neurodegenerative diseases in humans and many other animals.
A ball and stick model of one of the proteins which form the fibres of spider's silk.
HER2 (light blue) and HER3 form a potent pro-oncogenic heterocomplex.  They play a  crucial role in cellular proliferation, survival, and differentiation.
Model of human Insulin, a hormone to regulate carbohydrate and fat metabolism
Free Images: "bestof:PDB 1pgb EBI.jpg Alpha and beta proteins a+b beta-Grasp ubiquitin-like Immunoglobulin-binding domains Immunoglobulin-binding domains Immunoglobulin-binding"
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