Calcium pumping ATPase muscle enzyme
Glycosylation enzyme molecule
Uricase enzyme, molecular model
Calcium-binding protein molecule
Epidermal growth factor molecule
Malignant brain-tumor-like protein
Scavenger mRNA-decapping enzyme
Ubiquitin molecule
Human pathogen recognition molecule
Glutamine synthetase enzyme
MDM2 and tumour suppressor p53, illustration
Argonaute protein molecule
Small heat shock protein
HGPRTase molecule
Carbonic anhydrase molecule
P-glycoprotein molecule
Human lysine-specific demethylase
Alcohol dehydrogenase molecule
Sirtuin enzyme and p53, artwork
Hexokinase sugar enzyme
Photosystem I antenna complex
Photosystem I, molecular model
Myoglobin molecule
Insect antifreeze protein
Tetraubiquitin protein molecule
Epidermal growth factor and receptor
Fish antifreeze protein
Importin heterodimer protein
Nuclear import complex molecule
Eye lens protein molecule
cAMP-dependent protein kinase molecule
Cell adhesion protein molecule
Growth factor receptor molecule
Lysozyme molecule
Family 84 glycoside hydrolase molecule
ATPase molecule
Glycogen phosphorylase molecule
Human catalase, molecular model
Heat shock protein 90 chaperone complex
Chloride ion channel, molecular model
Nucleoplasmin molecule
Pyruvate dehydrogenase complex enzyme
Citrate acid cycle enzyme
Chitinase enzyme molecule
Manganese catalase enzyme molecule
Bioluminescent enzyme molecule
DNA repair enzyme, molecular model
PolyA polymerase, molecular model
Zinc transporter Yiip molecule
Endonuclease and DNA, molecular model
Shrew eye lens protein molecule
Multidrug transporter molecule
Wilms tumor suppressor bound to DNA
SelB elongation factor bound to RNA
Rabbit eye lens protein molecule
Bacterial nanocompartment
Urea channel molecule
ATP-binding cassette transporter
UV-damaged DNA-binding protein and DNA
Guanine-responsive riboswitch
Ubiquitinin molecule, molecular model
Antibody fragment-lysozyme complex
Thymine molecule, artwork
Vitamin B12 and CblC enzyme
Dynamin enzyme, molecular model
Cytochrome P450 and erythromycin
Beta-2 adrenergic receptor molecule
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
Transthyretin blood protein
Haemoglobin, molecular model
Integrin transmembrane domain
DNA and MECP2 complex, molecular model
mRNA capping apparatus
Iron-regulatory protein bound to RNA
Transcription factor bound to DNA
Methionine aminopeptidase molecule
Human haemoglobin molecule
Cyclin-dependent kinase inhibitor complex
Tumour suppressor protein and DNA
Tumour suppressor p53 degraded by proteasome, illustration
Biotin ligase enzyme, molecular model
Nucleosome, illustration
Adenovirus fibre shaft protein
RNA duplex molecule
H-Ras p21 oncogene protein
Importin alpha 1 protein
Potassium ion channel
Repair protein and DNA, molecular model
Transducin protein beta-gamma complex
Transcription factor complexed with DNA
Max transcription factor-DNA complex
Adenine molecule, artwork
Ricin molecule
Heterotrimeric G protein molecule
Cytochrome b6f complex, molecular model
Toll-like receptor 3 and RNA
Cytochrome BC1 molecule
tRNA molecule
Clathrin lattice, molecular model
Amylase enzyme
Rhomboid protease enzyme
Yeast enzyme, molecular model