Molecule of the Month
May 2026

PROTACs and Molecular Glue Degraders

Therapeutic molecules that target proteins for degradation

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3D View:  5T35

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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.

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Lysozyme (488)

Deoxyhemoglobin

Deoxyribonucleic Acid (DNA)

Hemoglobin (1000)

Aspartate Transcarbamoylase (ATCase)

Collagen

B-DNA

Cytochrome c

Lysozyme (512)

Lac Repressor

Immunoglobulin G (IgG)

DNA

TATA-Binding Protein (TBP)

Oxyhemoglobin

Hemoglobin S

Crambin

Z-DNA

Myoglobin

Intermolecular Contacts in Hemoglobin S

Carboxypeptidase A

Hemoglobin

A-DNA

Myoglobin Fold

Ribonuclease S

Cytochrome c (unbound)

Transfer Ribonucleic Acid (tRNA)

Myohemerythrin

Trypsin

Induced Lac Repressor

DPG-Hemoglobin Complex

Tomato Bushy Stunt Virus (TBSV)

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

Phage-based COVID-19 Vaccine

RecA and DNA

Chloroplast

Cellulose Synthase

Biosites: Blood Plasma

Lipid Droplets

Excitatory and Inhibitory Synapses

Abiogenesis

Biosites: Cytoplasm

Last Universal Common Ancestor

Model of a Mycoplasma Cell

Respiratory Droplet

JCVI-syn3A Minimal Cell

Autophagy

Insulin Release

Zika Virus

HIV in Blood Plasma

SARS-CoV-2 Fusion

Collagen and Extracellular Matrix

Vascular Endothelial Growth Factor (VegF) Signaling

Myelin

HIV Vaccine

HIV-Infected Cell

Red Blood Cell Cytoskeleton

Biosites: Red Blood Cell

Caulobacter Polar Microdomain

Biosites: Muscle

Bacteriophage T4 Infection

Casein Micelle and Fat Globule in Milk

Escherichia coli Bacterium

Kinetochore

Poliovirus Neutralization

Blood

SARS-CoV-2 and Neutralizing Antibodies

Mycoplasma mycoides

Measles Virus Proteins

Myoglobin in a Whale Muscle Cell

Ebola Virus

Coronavirus Life Cycle

Biosites: Nucleus

Insulin Action

CytoSkeleton

Coronavirus

Escherichia coli

Transfer RNA and Gag Protein

Immunological Synapse

SARS-CoV-2 mRNA Vaccine

Biosites: Basement Membrane

Influenza Vaccine

Influenza Virus