Molecule of the Month
March 2026

Lenacapavir

A potent and long-acting drug that targets the HIV capsid

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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)

Crambin

TATA-Binding Protein (TBP)

Hemoglobin (1000)

Collagen

Immunoglobulin G (IgG)

Tomato Bushy Stunt Virus (TBSV)

Oxyhemoglobin

Intermolecular Contacts in Hemoglobin S

Cytochrome c (unbound)

Transfer Ribonucleic Acid (tRNA)

Myoglobin Fold

B-DNA

Aspartate Transcarbamoylase (ATCase)

A-DNA

Trypsin

Induced Lac Repressor

Carboxypeptidase A

Myohemerythrin

DPG-Hemoglobin Complex

Deoxyhemoglobin

Lysozyme (488)

Hemoglobin S

Z-DNA

Lysozyme (512)

Lac Repressor

Cytochrome c

Ribonuclease S

Myoglobin

Hemoglobin

DNA

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

Transfer RNA and Gag Protein

Influenza Vaccine

Influenza Virus

Chloroplast

Ebola Virus

Biosites: Nucleus

Vascular Endothelial Growth Factor (VegF) Signaling

Kinetochore

Zika Virus

HIV-Infected Cell

Model of a Mycoplasma Cell

Respiratory Droplet

Immunological Synapse

Coronavirus

Biosites: Cytoplasm

SARS-CoV-2 Fusion

Collagen and Extracellular Matrix

Biosites: Red Blood Cell

Lipid Droplets

Bacteriophage T4 Infection

Mycoplasma mycoides

Measles Virus Proteins

JCVI-syn3A Minimal Cell

SARS-CoV-2 mRNA Vaccine

Coronavirus Life Cycle

Insulin Action

Casein Micelle and Fat Globule in Milk

HIV in Blood Plasma

Myoglobin in a Whale Muscle Cell

Excitatory and Inhibitory Synapses

CytoSkeleton

Caulobacter Polar Microdomain

Escherichia coli

RecA and DNA

Last Universal Common Ancestor

Red Blood Cell Cytoskeleton

Phage-based COVID-19 Vaccine

Escherichia coli Bacterium

Biosites: Basement Membrane

Autophagy

Biosites: Blood Plasma

Blood

Cellulose Synthase

HIV Vaccine

Abiogenesis

Biosites: Muscle

SARS-CoV-2 and Neutralizing Antibodies

Poliovirus Neutralization

Insulin Release

Myelin