Haemoglobin molecule
Haemoglobin molecule, artwork
Human electron transfer flavoprotein
Dienoyl-coenzyme A isomerase molecule
Haemoglobin, illustration
Haemoglobin, molecular model
Growth and differentiation factor 15 molecule, illustration
Respiratory complex I
Cytochrome BC1 molecule
Oxidoreductase enzyme complex
cAMP-dependent protein kinase molecule
Serotonin N-acetyltransferase complex
Succinyl-CoA synthetase enzyme
Mutant insulin, molecular model
C-reactive protein molecule
Sirtuin enzyme and p53, artwork
Ricin A-chain, artwork
V-ATPase molecule, molecular model
ATP synthase rotor ring
LAC repressor molecule
Erythropoietin hormone molecule
MHC protein complexed with flu virus
Succinate dehydrogenase enzyme
Glutamate transporter protein
Haemoglobin in red blood cell, artwork
RuBisCO carbon fixation enzyme molecule, illustration
Monoclonal antibody, molecular model
SIRT3 molecule, artwork
Yeast DNA recognition, molecular model
MHC protein-antigen complex
Ricin molecule, artwork
Protein alpha helix structure, diagram
Glycogen phosphorylase active site
Zinc fingers bound to a DNA strand
Lactic acid, molecular model
Lactic acid and muscles, molecular model
Voltage-gated potassium channel
Repair protein and DNA, molecular model
Transducin protein beta-gamma complex
Eye lens protein molecule
Alpha-beta T-cell receptor
GSK3B enzyme complex with kinase inhibitor, illustration
GSK3B enzyme complex with ADP and inhibitor, illustration
Myoglobin molecule
DNA clamp and DNA, molecular model
DNA clamp, molecular model
Glycosylation enzyme molecule
Myoglobin protein, molecular model
Human haemoglobin molecule
Hepatitis C polymerase enzyme molecule
Guanine-responsive riboswitch
Tumour suppressor protein and DNA
Poly(A)-binding protein and RNA complex
Synthetic DNA triplex molecule
Signal recognition particle RNA molecule
Hepatitis D virus ribozyme complex
DNA mismatch repair complex
Transfer RNA complex
Interferon gamma molecule
Glycated human haemoglobin molecule
Human brain aldehyde dehydrogenase, molecular model
Heterotrimeric G protein complex molecule
Heterotrimeric G protein molecule
Transcription activation of IFN-beta gene
Transcription factor bound to DNA
Kinesin motor protein molecule
Nucleosome molecule
Blast cell, illustration
Abnormal stem cell, illustration
Sickle cell disease, illustration
Blood separation, illustration
Red blood cells, illustration
PolyA polymerase and RNA
RNA polymerase II and TFIIB
Fibrinogen molecule
Lumazine synthase molecule
Ribosomal RNA-binding protein molecule
HP1 molecule C-terminal domain
E. coli DNA mismatch repair complex
Signal recognition particle domain
Ebola virus glycoprotein
Sendai virus phosphoprotein
Insulin molecule
Degludec designer insulin molecule
Insulin aspart molecule
Insulin glargine molecule
Adenosine triphosphate (ATP) molecule
RuBisCO-RuBP complex, illustration
RuBisCO carbon fixation enzyme molecules, illustration
Cell metabolism, illustration
Glycine amino acid molecule
DNA polymerase III holoenzyme
Collagen-like peptide molecule
Human erythrocyte catalase
Hepatitis C proteins and drug complex
Neuropeptide Y neurotransmitter molecule
Nerve growth factor bound to receptor
Anti-rotavirus antibody
Bone morphogenetic protein complex
Nerve growth factor protein complex
Anthrax toxin prepore, molecular model
Vitamin B2 riboflavin molecule
Insulin-degrading enzyme and inhibitor
Glucose molecule, illustration
Tubulin dimer, molecular model
cAMP-dependent protein kinase complex
ATPase molecule
DNA, artwork
Tumour suppressor p53 degraded by proteasome, illustration
G protein complex
Liver X receptor agonist drug molecule
RXR and LXR nuclear receptors and DNA
LXR and RXR nuclear receptors and DNA
Transcription factor and ribosomal RNA
Adenosine triphosphate molecule
Selexipag blood pressure drug molecule
Acetylcholine receptor segment
FAD (flavin adenine dinucleotide) molecule
Vitamin B2 (riboflavin) organic compound molecule
NADQ complexed with DNA, molecular model
Phosphoglycolate phosphatase, illustration
Bile salt hydrolase, molecular model
Sickle cell disease blood smear, illustration
Blood smear, illustration
Human interferon alpha molecule
Insulin-like growth 1 factor molecule
Human growth hormone molecule
Cholesterol producing enzyme and statin
Gene activator protein
ATP synthase subcomplex
Monoamine oxidase and inhibitor complex, molecular model