Plastic-eating Enzymes
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Cells in our bodies are carefully regulated so that they divide, grow, and die according to the best plan for keeping us alive. When they lose these controls, they can grow into deadly cancers. Atomic structures have revealed how cell growth is normally controlled, and how cancer cells circumvent these essential controls. Explore PDB-101 Resources to learn about proteins related to cancer biology and therapeutics.
2023 Video Challenge for High School Students Molecular Mechanisms of Targeted Cancer Therapies Entries for the Video Challenge can be submitted now until April 24, 11:59 pm PST. Award winners will be announced on May 16. Quick Links The Challenge | Submit | Learn | Participate |
Images used with permission from the Howard Hughes Medical Institute (www.hhmi.org). All rights reserved.

TATA-Binding Protein (TBP)

Oxyhemoglobin

Deoxyribonucleic Acid (DNA)

Myohemerythrin

Lysozyme (512)

Cytochrome c (unbound)

Immunoglobulin G (IgG)

Deoxyhemoglobin

B-DNA

DNA

Crambin

Hemoglobin (1000)

Tomato Bushy Stunt Virus (TBSV)

Myoglobin

Lac Repressor

DPG-Hemoglobin Complex

Carboxypeptidase A

Ribonuclease S

A-DNA

Lysozyme (488)

Collagen

Myoglobin Fold

Trypsin

Transfer Ribonucleic Acid (tRNA)

Hemoglobin S

Intermolecular Contacts in Hemoglobin S

Aspartate Transcarbamoylase (ATCase)

Induced Lac Repressor

Z-DNA

Hemoglobin

Cytochrome c
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Biosites: Cytoplasm

Ebola Virus

Red Blood Cell Cytoskeleton

Biosites: Nucleus

Influenza Vaccine

HIV Vaccine

Chloroplast

Escherichia coli

Myelin

Myoglobin in a Whale Muscle Cell

Biosites: Muscle

CytoSkeleton

Vascular Endothelial Growth Factor (VegF) Signaling

Last Universal Common Ancestor

JCVI-syn3A Minimal Cell

Respiratory Droplet

Caulobacter Polar Microdomain

Blood

Collagen and Extracellular Matrix

Abiogenesis

Measles Virus Proteins

Mycoplasma mycoides

Biosites: Red Blood Cell

Zika Virus

Insulin Action

Transfer RNA and Gag Protein

SARS-CoV-2 mRNA Vaccine

HIV in Blood Plasma

RecA and DNA

Cellulose Synthase

Excitatory and Inhibitory Synapses

Poliovirus Neutralization

Model of a Mycoplasma Cell

HIV-Infected Cell

SARS-CoV-2 Fusion

Escherichia coli Bacterium

Phage-based COVID-19 Vaccine

Casein Micelle and Fat Globule in Milk

SARS-CoV-2 and Neutralizing Antibodies

Insulin Release

Lipid Droplets

Autophagy

Biosites: Blood Plasma

Biosites: Basement Membrane

Coronavirus Life Cycle

Coronavirus

Immunological Synapse