Molecule of the Month
September 2022

Respiratory Supercomplex

In our mitochondria, three electron-transport complexes assemble into a supercomplex.

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3D View:  5XTH

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Health Focus: Cancer Biology and Therapeutics

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

RCSB PDB invites all high school students to tell a two-minute story that combines structural Biology and Public Health. Videos can be submited between January 17 and April 24, 2023.

Quick Links

The Challenge | Learn | Participate | Resources | Rules

2023 Video Challenge key visual
Learn: Materials for Exploration
PDB-101 resources and 3D structures of COVID-19 proteins.
Teach: Curricula
The RCSB PDB Curricula provide authentic, hands-on teaching materials, individual and group activities and assessment suggestions.
Education Corner: Using PDB Resources
Bound! New Protein-Drug Matching Card Game from CCDC and PDB-101
SciArt Galleries
Irving Geis (1908-1997) was a gifted artist who helped illuminate the field of structural biology with his iconic images. The Geis Digital Archive features many of his illustrations in the context of their molecular structures.

Images used with permission from the Howard Hughes Medical Institute (www.hhmi.org). All rights reserved.

Ribonuclease S

Z-DNA

Lysozyme (488)

Immunoglobulin G (IgG)

Carboxypeptidase A

Cytochrome c

A-DNA

B-DNA

Crambin

DPG-Hemoglobin Complex

Hemoglobin (1000)

Hemoglobin

DNA

Deoxyhemoglobin

Tomato Bushy Stunt Virus (TBSV)

Intermolecular Contacts in Hemoglobin S

Hemoglobin S

Oxyhemoglobin

Myohemerythrin

Lac Repressor

Myoglobin

TATA-Binding Protein (TBP)

Induced Lac Repressor

Lysozyme (512)

Cytochrome c (unbound)

Deoxyribonucleic Acid (DNA)

Myoglobin Fold

Trypsin

Collagen

Aspartate Transcarbamoylase (ATCase)

Transfer Ribonucleic Acid (tRNA)

The Molecular Landscapes by David S. Goodsell integrate information from structural biology, microscopy and biophysics to simulate detailed views of the molecular structure of living cells.

Illustrations are free for use under a CC-BY-4.0 license

Biosites: Blood Plasma

Transfer RNA and Gag Protein

Red Blood Cell Cytoskeleton

Chloroplast

Biosites: Nucleus

Zika Virus

JCVI-syn3A Minimal Cell

Insulin Release

Poliovirus Neutralization

Immunological Synapse

HIV in Blood Plasma

Measles Virus Proteins

Autophagy

Respiratory Droplet

Influenza Vaccine

Model of a Mycoplasma Cell

Biosites: Cytoplasm

Mycoplasma mycoides

Casein Micelle and Fat Globule in Milk

Escherichia coli Bacterium

Escherichia coli

Collagen and Extracellular Matrix

Myelin

Last Universal Common Ancestor

SARS-CoV-2 mRNA Vaccine

Biosites: Red Blood Cell

Ebola Virus

HIV Vaccine

Lipid Droplets

Blood

Abiogenesis

Coronavirus Life Cycle

Vascular Endothelial Growth Factor (VegF) Signaling

SARS-CoV-2 Fusion

RecA and DNA

Biosites: Basement Membrane

CytoSkeleton

Cellulose Synthase

Insulin Action

Myoglobin in a Whale Muscle Cell

Phage-based COVID-19 Vaccine

Excitatory and Inhibitory Synapses

Coronavirus

SARS-CoV-2 and Neutralizing Antibodies

Biosites: Muscle