Caspase-3 and inhibitor
Caspase-9 with inhibitor, molecular model
Alzheimer's amyloid protease inhibitor
Alpha1-antitrypsin molecule
Beta secretase molecule
Beta secretase inhibitor, molecular model
Caspase 1 with inhibitor
Beta amyloid fibril structure
Alzheimer's amyloid-beta fibrils
Amyloid fibril molecule
Paired helical tau filament, molecular model
Amyloid beta protein molecule
Caspase-activated DNase molecule
Beta secretase enzyme, molecular model
Amyloid precursor protein E2 domain
Alzheimer amyloid complex
Amyloid beta precursor protein
Amyloid-beta precursor protein fragment
Antibody complexed with amyloid beta
Helical filament from Alzheimer's disease, molecular model
Proteinase inhibitor molecule
Human beta-amyloid fibril molecule
Cross-beta amyloid fibril
Human prion protein peptide molecule
DBM drug molecule
Cyclin-dependent kinase inhibitor complex
HtrA2 mitochondrial protease, molecular model
Apoptosis inhibitor ORFV125, illustration
Apoptosis inhibitor KsBcl-2 complex, molecular model
TNFR death receptor
Alzheimer's disease drug molecule
Human RNA exosome complex, molecular mode
Hexokinase sugar enzyme
Citrate acid cycle enzyme
Pyruvate dehydrogenase complex enzyme
Elongation factors Tu and Ts
DNA gyrase protein segment
PolyA polymerase, molecular model
HGPRTase molecule
Chitinase enzyme molecule
Calcium pumping ATPase muscle enzyme
Manganese catalase enzyme molecule
Galactoside acetyltransferase molecule
Lysozyme complexed with antibody
Hammerhead ribozyme molecule
DNA transcription, molecular model
Citrate synthase molecule
Uricase enzyme, molecular model
Scavenger mRNA-decapping enzyme
Simian virus SV40 large T antigen
Carbonic anhydrase molecule
Hydroxysteroid dehydrogenase molecule
ATP-dependent protease molecule
Bioluminescent enzyme molecule
Double-stranded RNA-ribonuclease III
Cytochrome P450 and erythromycin
Lysozyme molecule
RNA exosome complex, molecular model
PolyA polymerase and RNA
Src protein molecule
Family 84 glycoside hydrolase molecule
Chymotrypsin digestive enzyme molecule
RNA interference molecules
DNA and MECP2 complex, molecular model
mRNA capping apparatus
Glycosylation enzyme molecule
DNA repair enzyme, molecular model
Iron-regulatory protein bound to RNA
Human lysine-specific demethylase
Methionine aminopeptidase molecule
Phosphofructokinase bacterial enzyme
Ribonuclease A molecule
Alcohol dehydrogenase molecule
Rhomboid protease enzyme
Bovine coronavirus enzyme
NpmA methyltransferase
Amylase enzyme
Bacterial penicillin-binding protein
Antibody fragment-lysozyme complex
Duplex structure of SARM1 octamers, illustration
Phospholipase C gamma 1, illustration
Calcium-calmodulin-dependent protein kinase II, illustration
Cytochrome P450 and fluconazole
Catalase, molecular model
Human nerve growth factor, illustration
CAG RNA complexed with DB213, molecular model
Lenalidomide cancer drug for myeloma, molecular model
Human MALT1 complexed with inhibitor, molecular model
V-ATPase molecule, molecular model
Methyltransferase complexed with DNA
Amylase, molecular model
Elongation factor Tu and tRNA
Flu virus surface protein molecule
Respiratory complex I
Oxidoreductase enzyme complex
Dihydrodipicolinate synthase enzyme
D-amino acid oxidase enzyme
Enzyme and quinazoline drug
Bacterial protease molecule
Apoptosis inducing factor protein, molecular model
Hepatitis C proteins and drug complex
Epidermal growth factor molecule
Insect antifreeze protein
Tetraubiquitin protein molecule
Heterotrimeric G protein molecule
Epidermal growth factor and receptor
Fish antifreeze protein
Cell adhesion protein molecule
Endonuclease and DNA, molecular model
Fibrinogen molecule
Importin heterodimer protein
Adenovirus fibre shaft protein
Nerve growth factor bound to receptor
Transcription activation of IFN-beta gene
Argonaute protein molecule
Ubiquitin molecule
Cytochrome b6f complex, molecular model
Calcium-binding protein molecule
Nuclear import complex molecule
Transthyretin blood protein
Multidrug transporter molecule
Haemoglobin, molecular model
Growth factor receptor molecule
Integrin transmembrane domain
Lactose binding protein molecule
Wilms tumor suppressor bound to DNA
Beta-2 adrenergic receptor molecule
SelB elongation factor bound to RNA
Eye lens protein molecule
Toll-like receptor 3 and RNA
Bacterial nanocompartment
Human pathogen recognition molecule
P-glycoprotein molecule
Cytochrome BC1 molecule
Zinc transporter Yiip molecule
cAMP-dependent protein kinase molecule
Urea channel molecule
ATP-binding cassette transporter
Transcription factor bound to DNA
UV-damaged DNA-binding protein and DNA
Guanine-responsive riboswitch
Malignant brain-tumor-like protein
tRNA molecule
Tumour suppressor protein and DNA
Sirtuin enzyme and p53, artwork
Clathrin lattice, molecular model
Vitamin B12 and CblC enzyme
Human growth hormone molecule, artwork
Insulin molecule, artwork
HIV-1 capsid structure