Molecule of the Month
April 2025

Apolipoprotein B-100 and LDL Receptor

Insights into how LDL is removed from the bloodstream

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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 Fold

Induced Lac Repressor

Lysozyme (512)

Hemoglobin S

Myoglobin

Myohemerythrin

Trypsin

B-DNA

Hemoglobin (1000)

Cytochrome c (unbound)

Ribonuclease S

TATA-Binding Protein (TBP)

DNA

Intermolecular Contacts in Hemoglobin S

Aspartate Transcarbamoylase (ATCase)

Z-DNA

Lysozyme (488)

Carboxypeptidase A

Transfer Ribonucleic Acid (tRNA)

Immunoglobulin G (IgG)

Deoxyribonucleic Acid (DNA)

Hemoglobin

Crambin

Oxyhemoglobin

DPG-Hemoglobin Complex

Cytochrome c

Lac Repressor

A-DNA

Deoxyhemoglobin

Tomato Bushy Stunt Virus (TBSV)

Collagen

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

Caulobacter Polar Microdomain

Chloroplast

SARS-CoV-2 mRNA Vaccine

CytoSkeleton

Biosites: Nucleus

Last Universal Common Ancestor

SARS-CoV-2 and Neutralizing Antibodies

Abiogenesis

Biosites: Basement Membrane

HIV-Infected Cell

Immunological Synapse

Cellulose Synthase

RecA and DNA

Influenza Vaccine

Respiratory Droplet

Biosites: Cytoplasm

Escherichia coli Bacterium

Measles Virus Proteins

Autophagy

Zika Virus

Biosites: Red Blood Cell

Lipid Droplets

Excitatory and Inhibitory Synapses

SARS-CoV-2 Fusion

Biosites: Muscle

Vascular Endothelial Growth Factor (VegF) Signaling

Casein Micelle and Fat Globule in Milk

Influenza Virus

Insulin Release

Coronavirus

Collagen and Extracellular Matrix

Ebola Virus

HIV Vaccine

Phage-based COVID-19 Vaccine

Transfer RNA and Gag Protein

Red Blood Cell Cytoskeleton

Coronavirus Life Cycle

Myoglobin in a Whale Muscle Cell

Myelin

Kinetochore

Poliovirus Neutralization

Insulin Action

JCVI-syn3A Minimal Cell

Bacteriophage T4 Infection

Blood

Model of a Mycoplasma Cell

Mycoplasma mycoides

Biosites: Blood Plasma

Escherichia coli

HIV in Blood Plasma