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A ribbons model of Human Growth Hormone, also known as Somatotropin, with a translucent surface model.
Tryptophan or Trp is an alpha-amino acid that is used in the biosynthesis of proteins, 3d illustration
Cytochrome P450 molecule. CYP 3A4 is the most promiscuous of the human CYP enzymes. Molecular model. 3D rendering. Illustration
ATP Synthase Protein - 3d rendered image. Medical microbiology concept.  Structure and conformational states of the bovine mitochondrial ATP (Adenosine triphosphate) synthase. Chemical energy is synthesized in eukaryotic cells primarily. Hydrolase. Hologram view. HUD, FUI
The androgen receptor (AR), also known as NR3C4 (nuclear receptor subfamily 3, group C, member 4), is a type of nuclear receptor that is activated by binding any of the androgenic hormones, including testosterone and dihydrotestosterone in the cytoplasm and then translocating into the nucleus. 3D cartoon model with the differently colored elements of the secondary structure, white background.
Molecular Model of Cyclosporine, an immunosuppressant drug widely used in organ transplantation to prevent rejection.
A new antibiotic (zosurabalpin, red) traps lipopolysaccharide (orange) in the intermembrane transporter of the Gram-negative bacterium Acinetobacter baylyi
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.
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.
Frataxin (human) mitochondrial protein. Reduced expression causes Friedreich's ataxia. 3D illustration. Cartoon & wireframe representation.
Neurotoxin concept Neurotoxin of type A of bacterium Clostridium botulinum which causes food intoxication botulism, molecular model 3d rendering
Brains Neurons,Synapse of neuron cell,information transfer at the cellular or atomic level,Active receptor
3D cartoon model, chain id color scheme, based on PDB 5toa, white background.
Molecular Model of Human Insulin with disulfide bonds shown.
Bacterial multidrug efflux pumps (E-CmeB) expel antibiotics  from inside the bacterium (bottom): ciprofloxacin (yellow), chloramphenicol (violet),  ampicillin (red).
The transparent human brain shows through. Signal substances are produced around it. Image of thinking and reasoning. Ideal for images of the scientific clarification of the functions of the brain, brain research, etc.
Enzyme Catalase, a very important antioxidant in organism
A ball and stick + ribbons model of human Interleukin 2 or IL-2. Interleukin is a hormone which acts as a signalling molecule for the immune system.
Tafamidis is a medication used to delay loss of peripheral nerve function in adults with familial amyloid polyneuropathy. 3d illustration
Rendered remdesivir molecule in 3D, an experimental drug from Gilead, used to cure the first case of COVID-19 (or 2019-nCoV) in the United States (for a patient at Seattle, Washington). The model showed accurate atom connection and stereochemistry, based on the chemical structure available in public space from U.S. National Library of Medicine, which was professionally checked. Color symbols - green white =carbon, orange=oxygen, blue=nitrogen, white=hydrogen, red=phosphorus
3D cartoon and Gaussian surface models, PDB 2zva, white background
Molecular Model of Human Insulin with disulfide bonds shown.
Avibactam is a diazobicyclooctane inhibitor of gram-negative and gram-positive bacteria.  Avibactam (red) inhibits the bacterial enzyme beta-lactamase (blue) of Clostridioides difficile.
SEVERAL MORE IN THIS SERIES. Pharmaceutical research concept of colorful chemical laboratory reagents in front of a computer-rendered protein molecule.
Indoleamine 2,3 dioxygenase 1 (IDO1) protein. Tryptophan catabolic enzyme of the kynurenine pathway. 3D illustration.
A ball-and-stick plus ribbons 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.
Chronic kidney disease (CKD) is a type of kidney disease in which a gradual loss of kidney function occurs over a period of months to years. Initially generally no symptoms are seen, but later symptoms may include leg swelling, feeling tired, vomiting, loss of appetite, and confusion.
3D rendering of a drug molecule
3D cartoon and Gaussian surface models, PDB 1yk0, chain id color scheme, white background
Free Images: "bestof:Human 5-hydroxytryptamine receptor 2A.png en Human 5-hydroxytryptamine serotonin receptor 2A G protein-coupled<br /> predicted with Phyre <br /> Protein"
Notable mutations.svg
Protein 7 domen.svg
Human genome by functions.svg
Serotoninsynthese.svg
8-OH-DPAT.svg
Fananserin.svg
Alnespirone.svg
Zalospirone.svg
2C-TFM 2D.svg
Sumatriptan binding site.svg
MRNA structure.svg
MRNA structure fr.svg
ORs and GP.svg
Proteinstructur-ar.svg
TOM complex.svg
Insulin glucose metabolism ZP.svg
Insulin glucose metabolism ZP-ca.svg
Protein_primary_structure_zh.svg
Protein primary structure zh (zh-tw).svg
Primärstruktur von Proteinen2.svg
Protein_primary_structure.svg
Flag of Belize.svg
2ph1 pdb gallery nucleotide binding-protein-2 (MinD homolog).svg
HTR2A Human 5-hydroxytryptamine receptor 2A.png
5ht2a.jpg
CNR1 Human Cannabinoid receptor 1.png
CNR1 HUMAN Cannabinoid receptor 1.jpg
3RZE-human histamine H1 receptor-pdb.jpg
2LNL.pdb.png
Muscarinic acetylcholine receptor M2-3UON.png
Steroid receptor.png
PDGFR-beta 3MJG.png
Beta-2 adrenergic receptor.png
PBB Protein NR3C2 image.jpg
CD32ray.png
IL6 Crystal Structure.png
HLA-Cw4.png
H1 Receptor with Doxepin.png
HLA-A2.png
CD86 structure.gif
G-protein-coupled receptor.png
PHYRE2 rendering of human c10orf76 protein.png
HIV-1 interaction with CD4 receptor of a Th human lymphocyte.gif
Bindisætiogsumatriptan12.PNG
SSR149415.png
FSHA+B+receptor 1XWD.png
TCR-MHC II.png
4GRV.png
RXRalpha-alitretinoin.png
3RZE.png
3V2Y.png
3VW7.png
4DAJ.png
CXorf66 STRING Predicted Protein Interactions.png
GeneCards CXorf66 Tissue Expression.png
Retinol binding protein 1RBP.png
CD4+MHCII 1JL4.png
Rhodopsin 3D.jpeg
GPCR activation.png
Marian vivian brown san francisco 2a.jpg
IL6 Crystal Structure.rsh.png
IL13 Solution Structure.rsh.png
TNFB+TNFR 1TNR.png
Taranabant MK0364 CB1 antagonist.png
Tesevatinib 2D.png
Amibegron.png
Kratom Pills.jpg
AhRSignaling colour.png
4-NEMD.png
Delta opioid ligands.png
Hexoprenaline.png
D3 ligands.png
HLA-A1.png
Selective mGluR1 ligands.png
D4 ligands.png
2RH1.png
GABAA-receptor-protein-example.png
Human CXorf66 Protein Phosphorylation Sites.png
Monoamine receptor effects.png
Gprotein-coupled receptor kinase.png
PDB 1hll EBI.jpg
PDB 1ho9 EBI.jpg
PDB 1hof EBI.jpg
PDB 1hod EBI.jpg
Human_eIF1.jpg
Human_eIF1A.jpg
Mouse 5HT3 receptor structure.png
Tuberculosis 2 (5880423479).jpg
A2A receptor bilayer.png
PDB 1bm1 EBI.jpg
PDB 2brd EBI.jpg
PDB 1brd EBI.jpg
PDB 1m0k EBI.jpg
PDB 1m0l EBI.jpg
PDB 1m0m EBI.jpg
PDB 2ntu EBI.jpg
PDB 2ntw EBI.jpg
PDB 1p8h EBI.jpg
PDB 1kgb EBI.jpg
PDB 1f50 EBI.jpg
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