Pepsin molecule
Trypsin molecule, computer artwork
Elastase molecule
Trypsin molecule
Human PA200-20S proteasome complex, molecular model
Thrombin protein, secondary structure
Glutamine synthetase enzyme
Protein tyrosine phosphatase molecule
Lipase molecule
Synthetic ribonuclease molecule
Cytochrome P450 protein, molecular model
DNA polymerase molecule
Cyclin-dependent kinase 2 enzyme
Anthrax lethal factor protein
Proteasome, illustration
Proliferating cell nuclear antigen
Elastase molecule and pancreas
DNA polymerase Klenow fragment
Kinase molecule, secondary structure
Triose phosphate isomerase molecule
Lysozyme molecule
Calcium pumping ATPase muscle enzyme
ATPase muscle enzyme
Porphobilinogen deaminase enzyme
Neuraminidase influenza enzyme
Lipase molecule, secondary structure
Thrombin protein
Cholinesterase enzyme
Hepatitis C virus RNA polymerase enzyme
Phosphofructokinase bacterial enzyme
RNA polymerase from Norwalk virus
FK506-binding protein molecule
Lysozyme molecule, computer artwork
Anti-cancer protein p53
TGF beta, molecular model
Yeast enzyme, molecular model
Viral dUTPase enzyme, molecular model
Cyclin-depenent kinase 5 molecule
Src protein domain
HIV reverse transcription enzyme
Myoglobin protein
BHRF 1 protein from Epstein-Barr virus
Haemagglutinin viral surface protein
Secondary structure of proteins, artwork
Trimeric serine protease complex, molecular model
Tumour necrosis factor-alpha
Heterotrimeric G protein complex molecule
Hepatitis C virus enzyme, molecular model
Caspase 1 molecule
Caspase 3 molecule
Caspase 9 molecule
Superoxide dismutase molecule
Cytochrome P450 molecule
HIV protease complexed with darunavir, molecular model
NanH sialidase from Tannerella forsythia, illustration
Beta-tubulin folding intermediate, illustration
Purine nucleoside phosphorylase, illustration
Integration host factor and DNA
Mouse urinary protein, molecular model
Haemagglutinin from bird flu virus
Interleukin-6, molecular model
G-CSF hormone molecule
Ricin molecule
Blood clotting protein
Vascular endothelial growth factor
C-reactive protein, molecular models
Liver proteins
Pro-caspase 9 molecule
Dynamin enzyme, molecular model
HIV-1 protease complexed with NR02-73, molecular model
Zika virus protease with inhibitor, molecular model
Herceptin breast cancer drug
Mitochondrial ATPase protease, molecular model
Interleukin-6 molecule
Tetanus toxin C-fragment structure
Botulinum toxin A, molecular model
Influenza A virus haemagglutinin protein
Section of human apolipoprotein A-I
GAGA transcription factor molecule
Botulinum toxin
ApoE protein
Frataxin molecule
Retinoschisin molecule
Metallothionein protein
Antithrombin molecule
Interferon, molecular model
Interleukin-10, molecular model
Molecular motor protein
Ixazomib citrate molecule
p53 tumour protein bound to Mdm2 protein
Peptic ulcer, artwork
NovoSeven clotting protein molecule
Cholera toxin
Beta glucanase enzyme molecule
Beta-galactosidase molecule
Type II topoisomerase molecule
Carbonic anhydrase II molecule
Beta-carbonic anhydrase molecule
Human CPEB3 HDV-like ribozyme, molecular model
Green fluorescent protein molecule
Human serum albumin molecule
Botulinum type B neurotoxin
Chinese scorpion toxin structure
Chaperone protein, molecular model
Transthyretin protein, molecular model
Protozoan RNA-binding protein complex
Quinapril drug molecule
Activated Ras protein, illustration
DNA transcription, illustration
Protein folding, illustration
ATP synthase from Trypanosoma brucei, molecular model
Foot and mouth disease protein
TGN1412 drug molecule
Carbaryl molecule, illustration
Sphingosine lipid molecule, illustration
Antibody structure, illustration
26-mer stem-loop RNA, molecular model
Human interleukin-18 complex, molecular model
Murine tRNA-guanine transglycosylase, molecular model
Clostridium perfringens betatoxin, molecular model
Human connexin 26 hexamer, molecular model
Lassa virus complexed with antibody, molecular model
Hexameric HIV-1 group O CA, molecular model
Lassa virus glycoprotein, molecular model
Protein from African swine fever virus, molecular model
Vobarilizumab, molecular model
F-ATP synthase from Mycolicibacterium, molecular model
Synechocystis halorhodopsin (SyHR), molecular model
Human immunoglobulin with IgM Fab, molecular model
Bivalirudin, molecular model
Tumour protein p53, molecular model
Notum carboxylesterase, illustration
Human heat shock protein 90, illustration
Bovine aspartyl aminopeptidase, illustration
Hydrogenase from Mycobacterium smegmatis, illustration
Mevo lectin mutant D134A, illustration
Dengue virus secreted NS1 protein, illustration
Calpeptin molecule, illustration
Visna-maedi virus infectivity factor, molecular model
Self-assembled 3D tensegrity triangle, molecular model
Small interfering RNA, molecular model
Human GCH-GFRP inhibitory complex, molecular model
Toll-like receptor complexed with lncRNA, molecular model
Cyanophage Pam1 tail machine, molecular model
Dengue virus RNA stemloop A, molecular model