Molecule of the Month
June 2026

Therapeutic Phage

Using the natural predators of bacteria to fight antibiotic-resistant infections

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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.

Myoglobin

Aspartate Transcarbamoylase (ATCase)

Carboxypeptidase A

Tomato Bushy Stunt Virus (TBSV)

Lysozyme (488)

Ribonuclease S

Deoxyhemoglobin

Cytochrome c (unbound)

Collagen

B-DNA

Hemoglobin (1000)

Immunoglobulin G (IgG)

Myohemerythrin

Crambin

Hemoglobin S

Deoxyribonucleic Acid (DNA)

Trypsin

Oxyhemoglobin

Z-DNA

Lysozyme (512)

Induced Lac Repressor

A-DNA

DNA

Lac Repressor

Transfer Ribonucleic Acid (tRNA)

DPG-Hemoglobin Complex

TATA-Binding Protein (TBP)

Intermolecular Contacts in Hemoglobin S

Hemoglobin

Cytochrome c

Myoglobin Fold

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

Myoglobin in a Whale Muscle Cell

Poliovirus Neutralization

HIV-Infected Cell

Biosites: Red Blood Cell

Bacteriophage T4 Infection

Casein Micelle and Fat Globule in Milk

Mycoplasma mycoides

Lipid Droplets

SARS-CoV-2 Fusion

Immunological Synapse

Blood

Biosites: Nucleus

Escherichia coli Bacterium

SARS-CoV-2 and Neutralizing Antibodies

Phage-based COVID-19 Vaccine

JCVI-syn3A Minimal Cell

Respiratory Droplet

Collagen and Extracellular Matrix

Caulobacter Polar Microdomain

HIV Vaccine

RecA and DNA

Influenza Vaccine

Biosites: Basement Membrane

Red Blood Cell Cytoskeleton

Abiogenesis

Measles Virus Proteins

HIV in Blood Plasma

Ebola Virus

Escherichia coli

Biosites: Muscle

Biosites: Cytoplasm

Excitatory and Inhibitory Synapses

Transfer RNA and Gag Protein

Coronavirus

SARS-CoV-2 mRNA Vaccine

Myelin

Autophagy

Biosites: Blood Plasma

Last Universal Common Ancestor

Vascular Endothelial Growth Factor (VegF) Signaling

Zika Virus

Kinetochore

Cellulose Synthase

CytoSkeleton

Model of a Mycoplasma Cell

Insulin Release

Coronavirus Life Cycle

Insulin Action

Chloroplast

Influenza Virus