Molecule of the Month
August 2025

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An unexpected link between viruses and the brain

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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.

Crambin

Myoglobin

Lysozyme (488)

Tomato Bushy Stunt Virus (TBSV)

Transfer Ribonucleic Acid (tRNA)

Immunoglobulin G (IgG)

Hemoglobin (1000)

DNA

Collagen

Ribonuclease S

Hemoglobin

Lysozyme (512)

Deoxyhemoglobin

Intermolecular Contacts in Hemoglobin S

Myohemerythrin

Oxyhemoglobin

Myoglobin Fold

Deoxyribonucleic Acid (DNA)

Z-DNA

Aspartate Transcarbamoylase (ATCase)

Carboxypeptidase A

Trypsin

Cytochrome c

B-DNA

TATA-Binding Protein (TBP)

Lac Repressor

DPG-Hemoglobin Complex

Induced Lac Repressor

Hemoglobin S

A-DNA

Cytochrome c (unbound)

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

Myelin

Measles Virus Proteins

JCVI-syn3A Minimal Cell

Lipid Droplets

Biosites: Muscle

Cellulose Synthase

Kinetochore

Autophagy

HIV-Infected Cell

Influenza Virus

Excitatory and Inhibitory Synapses

HIV in Blood Plasma

Biosites: Cytoplasm

CytoSkeleton

Respiratory Droplet

Caulobacter Polar Microdomain

Bacteriophage T4 Infection

Casein Micelle and Fat Globule in Milk

Collagen and Extracellular Matrix

Chloroplast

Insulin Action

Abiogenesis

SARS-CoV-2 mRNA Vaccine

Escherichia coli

Biosites: Red Blood Cell

Myoglobin in a Whale Muscle Cell

RecA and DNA

Zika Virus

Biosites: Nucleus

Immunological Synapse

HIV Vaccine

Mycoplasma mycoides

Influenza Vaccine

Phage-based COVID-19 Vaccine

Transfer RNA and Gag Protein

Biosites: Basement Membrane

Vascular Endothelial Growth Factor (VegF) Signaling

Blood

SARS-CoV-2 and Neutralizing Antibodies

Insulin Release

Last Universal Common Ancestor

Escherichia coli Bacterium

Model of a Mycoplasma Cell

Coronavirus

Ebola Virus

Poliovirus Neutralization

Biosites: Blood Plasma

SARS-CoV-2 Fusion

Red Blood Cell Cytoskeleton

Coronavirus Life Cycle