Citrate acid cycle enzyme
Citrate synthase molecule
Pyruvate dehydrogenase complex enzyme
Succinate dehydrogenase enzyme
ATP-binding cassette transporter
Isocitrate dehydrogenase kinase
Hexokinase sugar enzyme
Chitinase enzyme molecule
Manganese catalase enzyme molecule
Uricase enzyme, molecular model
Scavenger mRNA-decapping enzyme
Bioluminescent enzyme molecule
Glycosylation enzyme molecule
DNA repair enzyme, molecular model
Succinyl-CoA synthetase enzyme
Src protein molecule
Glutamine synthetase enzyme
Calcium pumping ATPase muscle enzyme
DNA gyrase protein segment
Proteinase inhibitor molecule
PolyA polymerase, molecular model
HGPRTase molecule
Galactoside acetyltransferase molecule
Lysozyme complexed with antibody
DNA transcription, molecular model
Simian virus SV40 large T antigen
Carbonic anhydrase molecule
Lysozyme molecule
Family 84 glycoside hydrolase molecule
DNA and MECP2 complex, molecular model
mRNA capping apparatus
Iron-regulatory protein bound to RNA
Human lysine-specific demethylase
Methionine aminopeptidase molecule
Alcohol dehydrogenase molecule
Elongation factors Tu and Ts
Amylase enzyme
Dynamin enzyme, molecular model
Rhomboid protease enzyme
Phosphofructokinase bacterial enzyme
ATP-dependent protease molecule
Cytochrome P450 and erythromycin
RNA exosome complex, molecular model
RNA interference molecules
Ribonuclease A molecule
Human RNA exosome complex, molecular mode
Hammerhead ribozyme molecule
Glycogen phosphorylase molecule
Human catalase, molecular model
Antibody fragment-lysozyme complex
Cyclin-dependent kinase inhibitor complex
NpmA methyltransferase
HIV enzyme protein, molecular model
SIRT3 molecule, artwork
Bovine coronavirus enzyme
Catalase, molecular model
Clathrin lattice, molecular model
70S ribosome, molecular model
Pyruvate dehydrogenase complex
Epidermal growth factor molecule
Insect antifreeze protein
Tetraubiquitin protein molecule
Epidermal growth factor and receptor
Fish antifreeze protein
Cell adhesion protein molecule
Endonuclease and DNA, molecular model
Shrew eye lens protein molecule
Importin heterodimer protein
Ubiquitin molecule
Calcium-binding protein molecule
Nuclear import complex molecule
Transthyretin blood protein
Multidrug transporter molecule
Haemoglobin, molecular model
Growth factor receptor molecule
Integrin transmembrane domain
Wilms tumor suppressor bound to DNA
SelB elongation factor bound to RNA
Eye lens protein molecule
Rabbit eye lens protein molecule
Bacterial nanocompartment
Human pathogen recognition molecule
P-glycoprotein molecule
Zinc transporter Yiip molecule
cAMP-dependent protein kinase molecule
Urea channel molecule
Transcription factor bound to DNA
UV-damaged DNA-binding protein and DNA
Guanine-responsive riboswitch
Malignant brain-tumor-like protein
Sirtuin enzyme and p53, artwork
Yeast enzyme, molecular model
Tumour suppressor p53 degraded by proteasome, illustration
Cytochrome b6f complex, molecular model
Toll-like receptor 3 and RNA
Human LACTB filament, illustration
Antibiotic resistance enzyme molecule
Oxidoreductase enzyme complex
Chymotrypsin digestive enzyme molecule
Bacterial protease molecule
Hydroxysteroid dehydrogenase molecule
PolyA polymerase and RNA
Elongation factor Tu and tRNA
Respiratory complex I
Human mitochondrial ClpP complex, molecular model
Vault ribonucleoprotein molecule
Mitochondrial ATPase protease, molecular model
Beta-2 adrenergic receptor molecule
Endoplasmic reticulum chaperone protein
Clathrin lattice, illustration
Nucleosome, illustration
MDM2 and tumour suppressor p53, illustration
Ubiquitinin molecule, molecular model