Molecule of the Month
June 2025

Eastern Equine Encephalitis Virus

Infection by EEEV can cause severe neurological disease

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Use PDB-101 resources to learn about the structural biology of athletics and well-being
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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.

Induced Lac Repressor

Cytochrome c

Hemoglobin S

B-DNA

Lysozyme (488)

Hemoglobin (1000)

DPG-Hemoglobin Complex

Oxyhemoglobin

Intermolecular Contacts in Hemoglobin S

Crambin

Trypsin

Deoxyribonucleic Acid (DNA)

Collagen

Lysozyme (512)

Z-DNA

Deoxyhemoglobin

Hemoglobin

DNA

Tomato Bushy Stunt Virus (TBSV)

A-DNA

Myoglobin Fold

Lac Repressor

Cytochrome c (unbound)

Carboxypeptidase A

Myohemerythrin

Myoglobin

Aspartate Transcarbamoylase (ATCase)

Immunoglobulin G (IgG)

Transfer Ribonucleic Acid (tRNA)

TATA-Binding Protein (TBP)

Ribonuclease 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

Blood

Biosites: Basement Membrane

Biosites: Blood Plasma

Escherichia coli

Chloroplast

Lipid Droplets

Red Blood Cell Cytoskeleton

HIV-Infected Cell

SARS-CoV-2 and Neutralizing Antibodies

Phage-based COVID-19 Vaccine

Measles Virus Proteins

SARS-CoV-2 Fusion

Ebola Virus

HIV in Blood Plasma

Autophagy

Excitatory and Inhibitory Synapses

RecA and DNA

Escherichia coli Bacterium

Mycoplasma mycoides

Respiratory Droplet

Insulin Action

Kinetochore

CytoSkeleton

Biosites: Nucleus

Insulin Release

Collagen and Extracellular Matrix

Poliovirus Neutralization

HIV Vaccine

Caulobacter Polar Microdomain

JCVI-syn3A Minimal Cell

Influenza Virus

Coronavirus Life Cycle

Influenza Vaccine

Zika Virus

Model of a Mycoplasma Cell

Biosites: Cytoplasm

Cellulose Synthase

Immunological Synapse

SARS-CoV-2 mRNA Vaccine

Bacteriophage T4 Infection

Myoglobin in a Whale Muscle Cell

Abiogenesis

Transfer RNA and Gag Protein

Coronavirus

Myelin

Casein Micelle and Fat Globule in Milk

Last Universal Common Ancestor

Biosites: Red Blood Cell

Biosites: Muscle

Vascular Endothelial Growth Factor (VegF) Signaling