Human haemoglobin molecule
Haemoglobin, molecular model
Heat shock protein 90 chaperone complex
Human catalase, molecular model
Glutamine synthetase enzyme
Glycogen phosphorylase molecule
Hexokinase sugar enzyme
Epidermal growth factor molecule
Insect antifreeze protein
Tetraubiquitin protein molecule
PolyA polymerase, molecular model
HGPRTase molecule
Epidermal growth factor and receptor
Calcium pumping ATPase muscle enzyme
Fish antifreeze protein
Cell adhesion protein molecule
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
Growth factor receptor molecule
Lysozyme molecule
Eye lens protein molecule
Family 84 glycoside hydrolase molecule
Human pathogen recognition molecule
P-glycoprotein molecule
Zinc transporter Yiip molecule
cAMP-dependent protein kinase molecule
Human lysine-specific demethylase
Malignant brain-tumor-like protein
Alcohol dehydrogenase molecule
Antibody fragment-lysozyme complex
Chloride ion channel, molecular model
Cyclin-dependent kinase inhibitor complex
Nucleoplasmin molecule
Small heat shock protein
Myoglobin molecule
Photosystem I antenna complex
Photosystem I, molecular model
Haemoglobin molecule, artwork
Wilms tumor suppressor bound to DNA
RNA duplex molecule
Argonaute protein molecule
Ubiquitinin molecule, molecular model
MDM2 and tumour suppressor p53, illustration
Pyruvate dehydrogenase complex enzyme
Cytochrome P450 and erythromycin
Beta-2 adrenergic receptor molecule
Src protein molecule
Dynamin enzyme, molecular model
Potassium ion channel
Repair protein and DNA, molecular model
Transducin protein beta-gamma complex
H-Ras p21 oncogene protein
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
Bioluminescent enzyme molecule
Transthyretin blood protein
Integrin transmembrane domain
SelB elongation factor bound to RNA
DNA and MECP2 complex, molecular model
mRNA capping apparatus
DNA repair enzyme, molecular model
Iron-regulatory protein bound to RNA
ATP-binding cassette transporter
Transcription factor bound to DNA
UV-damaged DNA-binding protein and DNA
Guanine-responsive riboswitch
Methionine aminopeptidase molecule
Tumour suppressor protein and DNA
Sirtuin enzyme and p53, artwork
Yeast DNA recognition, molecular model
Bone morphogenetic protein complex
Anthrax toxin prepore, molecular model
Hepatitis C proteins and drug complex
Transcription factor complexed with DNA
Max transcription factor-DNA complex
FecA transmembrane channel
Bacterial protease molecule
Thymine molecule, artwork
Nerve growth factor protein complex
HIV enzyme protein, molecular model
Signal recognition particle RNA molecule
NpmA methyltransferase
Importin alpha 1 protein
Hammerhead ribozyme molecule
Shrew eye lens protein molecule
Rabbit eye lens protein molecule