Molecule of the Month
June 2025

Eastern Equine Encephalitis Virus

Infection by EEEV can cause severe neurological disease

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PDB data help explain fundamental biology, biomedicine, bioengineering/biotechnology, and energy sciences
Health Focus
Use PDB-101 resources to learn about the structural biology of athletics and well-being
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The RCSB PDB Curricula provide authentic, hands-on teaching materials, individual and group activities and assessment suggestions
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.

Oxyhemoglobin

A-DNA

Myoglobin Fold

Hemoglobin

Trypsin

Cytochrome c (unbound)

Lac Repressor

DPG-Hemoglobin Complex

Collagen

Transfer Ribonucleic Acid (tRNA)

Tomato Bushy Stunt Virus (TBSV)

Lysozyme (512)

Crambin

Myohemerythrin

Carboxypeptidase A

B-DNA

Ribonuclease S

Induced Lac Repressor

Cytochrome c

Myoglobin

Z-DNA

TATA-Binding Protein (TBP)

Aspartate Transcarbamoylase (ATCase)

Hemoglobin (1000)

DNA

Deoxyhemoglobin

Lysozyme (488)

Deoxyribonucleic Acid (DNA)

Immunoglobulin G (IgG)

Hemoglobin S

Intermolecular Contacts in Hemoglobin S

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

Influenza Vaccine

Blood

Biosites: Muscle

Biosites: Cytoplasm

HIV in Blood Plasma

RecA and DNA

Mycoplasma mycoides

Vascular Endothelial Growth Factor (VegF) Signaling

Escherichia coli

Kinetochore

Model of a Mycoplasma Cell

CytoSkeleton

Escherichia coli Bacterium

Lipid Droplets

Chloroplast

Measles Virus Proteins

Biosites: Nucleus

SARS-CoV-2 Fusion

HIV-Infected Cell

Phage-based COVID-19 Vaccine

Biosites: Basement Membrane

Insulin Action

Cellulose Synthase

Poliovirus Neutralization

Immunological Synapse

Transfer RNA and Gag Protein

Casein Micelle and Fat Globule in Milk

Coronavirus

SARS-CoV-2 and Neutralizing Antibodies

Bacteriophage T4 Infection

Abiogenesis

HIV Vaccine

Respiratory Droplet

Biosites: Blood Plasma

Zika Virus

Myoglobin in a Whale Muscle Cell

Ebola Virus

Autophagy

Coronavirus Life Cycle

Myelin

Last Universal Common Ancestor

Influenza Virus

Biosites: Red Blood Cell

JCVI-syn3A Minimal Cell

SARS-CoV-2 mRNA Vaccine

Insulin Release

Caulobacter Polar Microdomain

Collagen and Extracellular Matrix

Excitatory and Inhibitory Synapses

Red Blood Cell Cytoskeleton