Yeast enzyme, molecular model
Glutamine synthetase enzyme
DNA polymerase Klenow fragment
Pepsin molecule
Hepatitis C virus enzyme, molecular model
Influenza B virus neuraminidase enzyme
Phosphofructokinase bacterial enzyme
Dynamin enzyme, molecular model
Human parvovirus B19 capsid structure
Kinase molecule, secondary structure
Triose phosphate isomerase molecule
Thrombin protein, secondary structure
Viral dUTPase enzyme, molecular model
Vascular endothelial growth factor
Human PA28-20S-Pa28 proteasome complex, molecular model
Reverse transcriptase enzyme from HIV
Bacterial ribosome
HIV reverse transcription enzyme
Lipase molecule, secondary structure
Bacteriochlorophyll-containing protein
Rituximab drug molecule
Cholinesterase enzyme
Hepatitis C virus RNA polymerase enzyme
Proteasome, illustration
Human PA200-20S proteasome complex, molecular model
Cytochrome P450 protein, molecular model
Protein tyrosine phosphatase molecule
Lipase molecule
Herceptin breast cancer drug
Anthrax lethal factor protein
H1 antigen from 1918 influenza virus
Human rhinovirus capsid proteins
Trimeric serine protease complex, molecular model
Caspase 1 molecule
Caspase 3 molecule
Caspase 9 molecule
Herceptin breast cancer drug molecule
Erythropoietin hormone
Proliferating cell nuclear antigen
Elastase molecule
Botulinum type B neurotoxin
Interleukin-6 molecule
DAPK3 and Pyridone 6 proteins
Secondary structure of proteins, artwork
Mouse urinary protein, molecular model
RNA polymerase from Norwalk virus
Cholera toxin, molecular model
NovoSeven clotting protein molecule
GST enzyme conferring DDT resistance
Adenylyl cyclase enzyme molecule
FK506-binding protein molecule
ATPase muscle enzyme
Porphobilinogen deaminase enzyme
Neuraminidase influenza enzyme
Erythropoietin molecule bound to receptor
Follicle stimulating hormone molecule
Pro-caspase 9 molecule
Calcium pumping ATPase muscle enzyme
Lysozyme molecule
Human 20S proteasome, molecular model
Bluetongue virus protein structure
Elastase molecule and pancreas
Bluetongue virus protein VP7 structure
4R67 proteasome, molecular model
Hepatitis A virus 3C proteinase enzyme
Retinoschisin molecule
Tumour necrosis factor-alpha
FMD virus surface protein
Integration host factor and DNA
Heterotrimeric G protein complex molecule
B domain of staphylococcal protein A
Botulinum toxin
Haemagglutinin from bird flu virus
Interleukin-6, molecular model
Interleukin-12 protein molecule
HPV protein bound to tumour suppressor
Human papillomavirus protein E7
Yeast elongator complex, illustration
Ricin molecule
Src protein domain
Cyclin-depenent kinase 5 molecule
TGN1412 drug molecule
Transcription factor and DNA molecules
Insulin molecule, artwork
Mitochondrial ATPase protease, molecular model
Trypsin molecule
Cyclin-dependent kinase 2 enzyme
Birch pollen allergen
Panton-Valentine toxin
Hexokinase and glucose complex
Enterovirus polymerase elongation complex, molecular model
Human CYB5R3 complexed with FAD, illustration
Apo structure of human mTORC2 complex, molecular model
Anti-CRISPR protein AcrII complex, molecular model
Transcription initiation complex, molecular model
Streptococcal protein G molecule
Thrombin protein
TGF beta, molecular model
BHRF 1 protein from Epstein-Barr virus
Methyltransferase ribozyme RNA complex, molecular model
Protein from measles virus
Antithrombin molecule
Green fluorescent protein molecule
Foot and mouth disease protein
Human serum albumin molecule
Bioluminescent enzyme molecule
Botulinum toxin A, molecular model
Tetanus toxin C-fragment structure
Leptin molecule
p53 tumour protein bound to Mdm2 protein
Trypsin molecule, computer artwork
A-carboxysome RuBisCo enzyme, molecular model
CD4 protein molecule
Influenza A virus haemagglutinin protein
Cytochrome P450 molecule
HIV-1 protease complexed with NR02-73, molecular model
Zika virus protease with inhibitor, molecular model
Human growth hormone molecule
RNA polymerase II molecule
Chinese scorpion toxin structure
DNA polymerase molecule
Diphtheria toxin structure
Myoglobin protein
Blood clotting protein
C-reactive protein, molecular models
Haemagglutinin viral surface protein
Liver proteins
Synthetic ribonuclease molecule
Testosterone bound to receptor, artwork
Somatotropin hormone
Insulin molecule
Calcium-calmodulin-dependent protein kinase II, illustration
Ovarian tumour complexed with ubiquitin, molecular model
Type I topoisomerase bound to DNA
Dengue virus 2 NS5 complex, illustration
Reverse transcriptase complexed with DNA, molecular model
Human cytidine triphosphate synthase 1, molecular model
G-CSF hormone molecule
T-cell leukaemia virus matrix protein
Insulin molecule, computer artwork
Superoxide dismutase molecule
Hepatitis C virus enzyme complex, molecular model
Ixazomib citrate molecule
Interferon molecule
Protein from outer coat of SARS virus