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3D cartoon model, secondary structure color scheme, PDB 4krf, white background
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.
Indoleamine 2,3 dioxygenase 1 (IDO1) protein. Tryptophan catabolic enzyme of the kynurenine pathway. 3D illustration.
A molecular model of Human Insulin. Isolated on black.
The amyloid beta peptide (light blue) is a component of the amyloid precursor protein, which is bound to a cell membrane. The gamma secretase enzyme cuts the free form, that aggregates to amyloid plaques. Source: PDB entries 2beg, 1mwp
Inside protein molecule
Glucagon-like peptide 1 (GLP1, 7-36) molecule, a potent antihyperglycemic hormone. A neuropeptide and an incretin, chemical structure. treatment of diabetes, Molecular surface, 3d render
Abstract geometric shape
3D cartoon and Gaussian surface models, chain id color scheme, PDB 5y0m, white background
Cell Membrane Phospholipid Structure,Phospholipid bilayer of the cell membrane,Lipid bilayer,lipid bi-layer cell anatomy
Calreticulin, a protein which binds to misfolded proteins and prevents them from being exported from the endoplasmic reticulum to the Golgi apparatus. 3d rendering.
Endosomes - 3d rendered image of Endosomes are membrane-bound organelles. They are parts of endocytic membrane transport pathway.  Endomembrane system in cells. Bilayer Lipid Membrane. Abstract medical illustration. Microscopic view. Microbiologic research concept.
3D model of a protein molecule. Endothelial tyrosine kinase receptor, a marker of angiogenesis.
Organic objects form a triangle. Artificial space incorporating organic materials.\nThis work was policy within one month. It is also an original work for this brief and cannot be used elsewhere.
Main mutation site of the coronavirus variant B.1.531 emerged in South Africa. The spike protein (red) is bound to the angiotensin converting enzyme 2 (blue). The mutation is at the amino acid position 484 (yellow). Source: PDB entry 6cs2.
Curly marble stone with fashion veins.
A carboxypeptidase is a protease enzyme that hydrolyzes a peptide bond at the carboxy-terminal end of a protein or peptide. 3D cartoon model, secondary structure color scheme, PDB 2v77, white background.
Chromosome structure with telomeres at the ends.
c-Myc and Max transcription factors bound to DNA. 3D illustration. Atoms shown as spheres with conventional color coding.
DNA A-T Pair
Cytochrome P450 molecule. CYP 3A4 is the most promiscuous of the human CYP enzymes. Molecular model. 3D rendering. Illustration
A ball and stick model of a Polytetrafluoroethylene molecule, also known as PTFE or most commonly Teflon. It is a polymer consisting of only carbon and fluorine atoms. It is used as a non-stick coating for cookware, as a lubricant, and it is also used to contain highly reactive chemicals as it is extremely non-reactive.
Avibactam is a diazobicyclooctane inhibitor of gram-negative and gram-positive bacteria.  Avibactam (red) inhibits the bacterial enzyme beta-lactamase (blue) of Clostridioides difficile.
Neuroendocrine carcinoma well differentiated (carcinoid) rectum with immunostain synaptophysin
3D cartoon and Gaussian surface models. PDB 3kqg, chain id color scheme, white background.
In recent years, the presence of bacteria in the body has been reported as the cause of various biological phenomena, and the subject of bacteria is often a hot topic. This image shows bacteria under a microscope. These images of bacteria can be used universally for both good and bad bacteria.\nThis image was not created by AI.
Segment of human collagen isolated on a white background
Abstract green and blue spheres arranged in lines.
Three-dimensional crystal structure of protein molecule, tumor growth marker. 3D model of a biopolymer is a peptide.
plant Pine Cone-Female L.S. under light mircoscope with white background
Free Images: "bestof:PDB 1lif EBI.jpg All beta proteins Lipocalins Lipocalins Fatty acid binding protein-like Adipocyte lipid-binding protein ALBP EBI License 1lif November 16 2008"
market-fish-fish-market-food-897990.jpg
2ph1 pdb gallery nucleotide binding-protein-2 (MinD homolog).svg
Insulin glucose metabolism ZP-ca.svg
AminoAcid length distribution 2010.svg
Insulin glucose metabolism ZP.svg
Molbio-Header.svg
Protein primary structure zh (zh-tw).svg
Notable mutations.svg
Thyroid hormone synthesis.svg
Epicocconone protein.svg
Proteinoxidation 03.svg
Proteinoxidation 02.svg
Pseaa figure1.svg
Montanic acid.svg
Radotinib.svg
Levopimaric acid.svg
FattyAcid-MB-Reduction1.svg
Mead acid.svg
Glicoprotein.svg
ProteinQS.svg
Intermediate filament.svg
Ribosome mRNA translation tr.svg
Human genome by functions.svg
Main protein structure levels pl.svg
Molbio-Header-2.svg
Primärstruktur von Proteinen2.svg
PhOH-CHCl3 extraction.svg
Scheme facilitated diffusion in cell membrane-ca.svg
Thyroid hormone synthesis-it.svg
Portret van Jan van Huysum Rijksmuseum SK-A-5008.jpeg.jpg
Japan Electricity Production 1980-2014.svg
P450cycle.svg
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portugues-sexo_alemão-sex_ingles-sex_africano-seks_russo-секс_albanes-sex_chines-性別_bulgaro-секс_croata-spol_gales-rhyw_coreano-섹스_frances-sexe_japones-セックス_filandes-sukupuolesta_arabe-الجنس_prontos_ai_tens_em_15_linguas_a_p.jpg
portugues-sexo_alemão-sex_ingles-sex_africano-seks_russo-секс_albanes-sex_chines-性別_bulgaro-секс_croata-spol_gales-rhyw_coreano-섹스_frances-sexe_japones-セックス_filandes-sukupuolesta_arabe-الجنس_prontos_ai_tens_em_15_linguas_a_p.jpg
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