Beta-2 adrenergic receptor molecule
Integrin transmembrane domain
Growth factor receptor molecule
Cell adhesion protein molecule
Zinc transporter Yiip molecule
Epidermal growth factor and receptor
Chloride ion channel, molecular model
Insulin receptor, molecular model
FecA transmembrane channel
Nerve growth factor bound to receptor
Sodium proton antiporter molecule
ATP-binding cassette transporter
Hexokinase sugar enzyme
Pyruvate dehydrogenase complex enzyme
Epidermal growth factor molecule
Insect antifreeze protein
Tetraubiquitin protein molecule
PolyA polymerase, molecular model
HGPRTase molecule
Calcium pumping ATPase muscle enzyme
Fish antifreeze protein
Importin heterodimer protein
Uricase enzyme, molecular model
Scavenger mRNA-decapping enzyme
Carbonic anhydrase molecule
Ubiquitin molecule
Glycosylation enzyme molecule
Calcium-binding protein molecule
Nuclear import complex molecule
Cytochrome P450 and erythromycin
Lysozyme molecule
Src protein molecule
Eye lens protein molecule
Family 84 glycoside hydrolase molecule
Human pathogen recognition molecule
P-glycoprotein molecule
cAMP-dependent protein kinase molecule
Human lysine-specific demethylase
Malignant brain-tumor-like protein
Alcohol dehydrogenase molecule
Transducin protein beta-gamma complex
Potassium ion channel
Oestrogen related receptor-DNA complex
Epidermal growth factor and receptor complex, illustration
Cell membrane with receptors and ion channels, illustration
Alpha-beta T-cell receptor
Dispatched-1 protein, illustration
Cholesterol binding to G-protein coupled receptor, illustration
Beta-galactosidase molecule
Citrate acid cycle enzyme
DNA gyrase protein segment
Proteinase inhibitor molecule
Chitinase enzyme molecule
Manganese catalase enzyme molecule
Galactoside acetyltransferase molecule
Endonuclease and DNA, molecular model
Lysozyme complexed with antibody
DNA transcription, molecular model
Citrate synthase molecule
Simian virus SV40 large T antigen
ATP-dependent protease molecule
Bioluminescent enzyme molecule
Transthyretin blood protein
Multidrug transporter molecule
Haemoglobin, molecular model
RNA exosome complex, molecular model
Wilms tumor suppressor bound to DNA
SelB elongation factor bound to RNA
RNA interference molecules
DNA and MECP2 complex, molecular model
Bacterial nanocompartment
mRNA capping apparatus
DNA repair enzyme, molecular model
Iron-regulatory protein bound to RNA
Urea channel molecule
Transcription factor bound to DNA
UV-damaged DNA-binding protein and DNA
Guanine-responsive riboswitch
Methionine aminopeptidase molecule
Ribonuclease A molecule
Human RNA exosome complex, molecular mode
Tumour suppressor p53 degraded by proteasome, illustration
MDM2 and tumour suppressor p53, illustration
Glycogen phosphorylase molecule
Human catalase, molecular model
Human haemoglobin molecule
Glutamine synthetase enzyme
Heat shock protein 90 chaperone complex
Antibody fragment-lysozyme complex
Cyclin-dependent kinase inhibitor complex
Nucleoplasmin molecule
Small heat shock protein
Dynamin enzyme, molecular model
Photosystem I antenna complex
Photosystem I, molecular model
Myoglobin molecule
Type IV collagen, molecular model
Repair protein and DNA, molecular model
Transcription activation of IFN-beta gene
Toll-like receptor 3 and RNA
Shrew eye lens protein molecule
Rabbit eye lens protein molecule
Argonaute protein molecule
Tumour suppressor protein and DNA
Sirtuin enzyme and p53, artwork
Ubiquitinin molecule, molecular model
Interferon gamma molecule
Neurotrophin complexed with receptor
Erythropoietin complexed with receptor
Adenovirus host cell receptor molecule
Lassa virus receptor binding domain
Insulin receptor complexed with insulin, molecular model