Click Here for More Images from iStock- 15% off with coupon 15FREEIMAGES 
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.
c-Myc and Max transcription factors bound to DNA. 3D illustration. Atoms shown as spheres with conventional color coding.
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.
Nirmatrelvir inhibits the 3C-like protease of the SARS-CoV 2 virus. The coronavirus 3CL hydrolase enzyme, also known as the main protease, is essential for the maturation of the virus.
3D cartoon and Gaussian surface models, chain id color scheme, PDB 5y0m, white background
Molecular Model of Infliximab, or Remicade, a monoclonal antibody against tumour necrosis factor alpha (TNF-α), which is used to treat autoimmune diseases
Cytochrome P450 molecule. CYP 3A4 is the most promiscuous of the human CYP enzymes. Molecular model. 3D rendering. Illustration
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.
The crystal structure of the tumor marker protein. The 3D model of the biological macromolecule.
Abstract background with molecules spheres
Recombinant human insulin. 3d cartoon model based on protein data bank
Freshness capsule
Beta-amyloid (Abeta) peptide, 3D rendering. Major component of plaques found in Alzheimer's disease. Cartoon representation.
A ball-and-stick molecular model of the hormone Orexin, also known as Hypocretin. Orexin is involved in the regulation of the sleep/wake cycle and it stimulates apetite, wakefulness and energy expenditure. It has been linked with Alzheimer's disease. Isolated on white.
3D cartoon and Gaussian surface models. PDB 2aai, white background.
3d Golgi apparatus
Aztreonam (left, orange) inhibits the beta-lactamase from Acinetobacter species. Avibactam (red) inhibits the beta-lactamase (blue) of Clostridioides difficile.
DNA A-T Pair
Cytochrome P450 molecule. CYP 3A4 is the most promiscuous of the human CYP enzymes. Molecular model. 3D rendering. Illustration
Abstract geometric shape
Aromatase (estrogen synthase) enzyme. Protein responsible for the key step in the synthesis of estrogens. 3D illustration. Cartoon representation.
A ball and stick + ribbons model of HIV protease - an enzyme that is the target of much AIDS and HIV research.
3D cartoon and Gaussian surface models, PDB 1j7n, chain id color scheme, white background
Liquid bubbles up Fluid Twirl
Avibactam is a diazobicyclooctane inhibitor of gram-negative and gram-positive bacteria. Avibactam (red) inhibits the bacterial enzyme beta-lactamase (blue) of Clostridioides difficile.
Spherical molecule render. The model is isolated on white and could be easily extracted as well as used with the background.
Maltose or maltobiose or malt sugar is a disaccharide formed from two units of glucose joined with an alpha bond. 3d illustration
\
Bovine beta-lactoglobulin protein, 3D structure. Major whey protein, present in cow milk. Important food allergen.
A model of a molecule of arginine, an amino acid. Amino acids are the building blocks of proteins and have many functions in metabolism. In particular, Arginine has an important function in the immune system, wound healing and cell division.
Free Images: "bestof:PDB 1b87 EBI.jpg Alpha and beta proteins a+b Acyl-CoA N-acyltransferases Nat Acyl-CoA N-acyltransferases Nat N-acetyl transferase NAT Aminoglycoside"
Luther auf dem Totenbett Karlsruhe.jpg
Hepatitis B virus v2.svg
PDB 1b87 EBI.jpg
PDB 1n71 EBI.jpg
PDB 1bo4 EBI.jpg
PDB 1m4g EBI.jpg
PDB 1s60 EBI.jpg
PDB 2a4n EBI.jpg
PDB 1m44 EBI.jpg
PDB 1m4i EBI.jpg
PDB 1m4d EBI.jpg
PDB 1s3z EBI.jpg
PDB 1s5k EBI.jpg
PDB 2vbq EBI.png
PDB 2jdc EBI.png
PDB 2jdd EBI.png
PDB 2rc4 EBI.png
PDB 2d4p EBI.png
PDB 2d4o EBI.png
PDB 1ghe EBI.jpg
PDB 1j4j EBI.jpg
PDB 1cm0 EBI.jpg
PDB 1ygh EBI.jpg
PDB 1qst EBI.jpg
PDB 1m1d EBI.jpg
PDB 1qsr EBI.jpg
PDB 1qsn EBI.jpg
PDB 1q2d EBI.jpg
PDB 1pu9 EBI.jpg
PDB 1pua EBI.jpg
PDB 1q2c EBI.jpg
PDB 5gcn EBI.jpg
PDB 1z4r EBI.jpg
PDB 1qso EBI.jpg
PDB 1qsm EBI.jpg
PDB 1bob EBI.jpg
PDB 1fy7 EBI.jpg
PDB 1mja EBI.jpg
PDB 1mjb EBI.jpg
PDB 1mj9 EBI.jpg
PDB 1cjw EBI.jpg
PDB 1kux EBI.jpg
PDB 1kuv EBI.jpg
PDB 1b6b EBI.jpg
PDB 1l0c EBI.jpg
PDB 1kuy EBI.jpg
PDB 1i12 EBI.jpg
PDB 1i1d EBI.jpg
PDB 1i21 EBI.jpg
PDB 1ufh EBI.jpg
PDB 1on0 EBI.jpg
PDB 1mk4 EBI.jpg
PDB 1nsl EBI.jpg
PDB 1q2y EBI.jpg
PDB 1vhs EBI.jpg
PDB 1r57 EBI.jpg
PDB 2h5m EBI.jpg
PDB 1p0h EBI.jpg
PDB 1ozp EBI.jpg
PDB 2c27 EBI.jpg
PDB 1tiq EBI.jpg
PDB 1xmt EBI.jpg
PDB 2q44 EBI.jpg
PDB 2evn EBI.jpg
PDB 1xeb EBI.jpg
PDB 2cy2 EBI.jpg
PDB 1wk4 EBI.jpg
PDB 1u6m EBI.jpg
PDB 1vkc EBI.jpg
PDB 1wwz EBI.jpg
PDB 1y9w EBI.jpg
PDB 2b5g EBI.jpg
PDB 2g3t EBI.jpg
PDB 2b3u EBI.jpg
PDB 2f5i EBI.jpg
PDB 2jev EBI.jpg
PDB 2b58 EBI.jpg
PDB 2fxf EBI.jpg
PDB 2b3v EBI.jpg
PDB 2b4d EBI.jpg
PDB 2b4b EBI.jpg
PDB 1yx0 EBI.jpg
PDB 2g3a EBI.jpg
PDB 1z4e EBI.jpg
PDB 2ge3 EBI.jpg
PDB 2fia EBI.jpg
PDB 2ae6 EBI.jpg
PDB 2gan EBI.jpg
PDB 1yk3 EBI.jpg
PDB 2bsw EBI.jpg
PDB 2giv EBI.jpg
PDB 1y7r EBI.jpg
PDB 2fe7 EBI.jpg
PDB 1s7k EBI.jpg
PDB 1s7f EBI.jpg
PDB 1z9u EBI.jpg
PDB 1s7n EBI.jpg
PDB 1s7l EBI.jpg
PDB 2atr EBI.jpg
PDB 2fl4 EBI.jpg
Terms of Use   Search of the Day