Molecule of the Month
July 2025

Capturing Beta-Lactamase in Action

Researchers visualize the mechanism of antibiotic resistance

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3D View:  6B68

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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.

Deoxyribonucleic Acid (DNA)

Lysozyme (512)

Hemoglobin S

Lysozyme (488)

Deoxyhemoglobin

Immunoglobulin G (IgG)

Myoglobin Fold

DNA

Z-DNA

Myoglobin

Collagen

Ribonuclease S

Cytochrome c (unbound)

A-DNA

Lac Repressor

Aspartate Transcarbamoylase (ATCase)

Trypsin

Intermolecular Contacts in Hemoglobin S

Tomato Bushy Stunt Virus (TBSV)

Hemoglobin

TATA-Binding Protein (TBP)

DPG-Hemoglobin Complex

Oxyhemoglobin

B-DNA

Carboxypeptidase A

Hemoglobin (1000)

Induced Lac Repressor

Myohemerythrin

Crambin

Transfer Ribonucleic Acid (tRNA)

Cytochrome c

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

Insulin Action

Blood

RecA and DNA

Kinetochore

Last Universal Common Ancestor

Escherichia coli Bacterium

Autophagy

Immunological Synapse

Transfer RNA and Gag Protein

Biosites: Cytoplasm

Vascular Endothelial Growth Factor (VegF) Signaling

Phage-based COVID-19 Vaccine

Mycoplasma mycoides

Zika Virus

Myelin

Biosites: Red Blood Cell

Red Blood Cell Cytoskeleton

Biosites: Muscle

Casein Micelle and Fat Globule in Milk

SARS-CoV-2 Fusion

Caulobacter Polar Microdomain

HIV in Blood Plasma

Poliovirus Neutralization

Measles Virus Proteins

Ebola Virus

Biosites: Blood Plasma

Bacteriophage T4 Infection

JCVI-syn3A Minimal Cell

Chloroplast

Abiogenesis

Coronavirus

Influenza Virus

HIV Vaccine

Biosites: Nucleus

Model of a Mycoplasma Cell

Escherichia coli

Respiratory Droplet

Insulin Release

Myoglobin in a Whale Muscle Cell

SARS-CoV-2 mRNA Vaccine

Excitatory and Inhibitory Synapses

SARS-CoV-2 and Neutralizing Antibodies

Cellulose Synthase

Collagen and Extracellular Matrix

CytoSkeleton

Lipid Droplets

Biosites: Basement Membrane

Coronavirus Life Cycle

HIV-Infected Cell

Influenza Vaccine