Hexokinase sugar enzyme
Uricase enzyme, molecular model
Scavenger mRNA-decapping enzyme
Pyruvate dehydrogenase complex enzyme
Citrate acid cycle enzyme
Chitinase enzyme molecule
Manganese catalase enzyme molecule
Bioluminescent enzyme molecule
Glycosylation enzyme molecule
Glutamine synthetase enzyme
DNA repair enzyme, molecular model
PolyA polymerase, molecular model
HGPRTase molecule
Carbonic anhydrase molecule
Lysozyme molecule
Family 84 glycoside hydrolase molecule
Human lysine-specific demethylase
Alcohol dehydrogenase molecule
Calcium pumping ATPase muscle enzyme
Dynamin enzyme, molecular model
Cytochrome P450 and erythromycin
Src protein molecule
DNA gyrase protein segment
Proteinase inhibitor molecule
Galactoside acetyltransferase molecule
Lysozyme complexed with antibody
DNA transcription, molecular model
Citrate synthase molecule
Simian virus SV40 large T antigen
DNA and MECP2 complex, molecular model
mRNA capping apparatus
Iron-regulatory protein bound to RNA
Methionine aminopeptidase molecule
Glycogen phosphorylase molecule
Human catalase, molecular model
Antibody fragment-lysozyme complex
Cyclin-dependent kinase inhibitor complex
Epidermal growth factor molecule
Insect antifreeze protein
Tetraubiquitin protein molecule
Epidermal growth factor and receptor
Fish antifreeze protein
Cell adhesion protein molecule
Importin heterodimer protein
Ubiquitin molecule
Calcium-binding protein molecule
Nuclear import complex molecule
Growth factor receptor molecule
Eye lens protein molecule
Human pathogen recognition molecule
P-glycoprotein molecule
Zinc transporter Yiip molecule
cAMP-dependent protein kinase molecule
Malignant brain-tumor-like protein
Hexokinase and glucose complex
Phosphofructokinase bacterial enzyme
ATP-dependent protease molecule
RNA exosome complex, molecular model
RNA interference molecules
Ribonuclease A molecule
Human RNA exosome complex, molecular mode
Tumour suppressor p53 degraded by proteasome, illustration
Sirtuin enzyme and p53, artwork
Amylase enzyme
Rhomboid protease enzyme
HIV enzyme protein, molecular model
Yeast enzyme, molecular model
Bacterial protease molecule
Hammerhead ribozyme molecule
NpmA methyltransferase
Elongation factors Tu and Ts
Beta-2 adrenergic receptor molecule
Bovine coronavirus enzyme
Endonuclease and DNA, molecular model
Transthyretin blood protein
Multidrug transporter molecule
Haemoglobin, molecular model
Integrin transmembrane domain
Wilms tumor suppressor bound to DNA
SelB elongation factor bound to RNA
Bacterial nanocompartment
Urea channel molecule
ATP-binding cassette transporter
Transcription factor bound to DNA
UV-damaged DNA-binding protein and DNA
Guanine-responsive riboswitch
MDM2 and tumour suppressor p53, illustration
Human haemoglobin molecule
Heat shock protein 90 chaperone complex
Chloride ion channel, molecular model
Nucleoplasmin molecule
Small heat shock protein
Photosystem I antenna complex
Photosystem I, molecular model
Myoglobin molecule
Catalase, molecular model
Shrew eye lens protein molecule
Rabbit eye lens protein molecule
Argonaute protein molecule
Tumour suppressor protein and DNA
Yeast enzyme molecule
Vitamin B12 and CblC enzyme
Oxidoreductase enzyme complex
Chymotrypsin digestive enzyme molecule