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.

A-DNA

Hemoglobin S

B-DNA

Induced Lac Repressor

Deoxyhemoglobin

Oxyhemoglobin

Carboxypeptidase A

Cytochrome c

Cytochrome c (unbound)

Deoxyribonucleic Acid (DNA)

Intermolecular Contacts in Hemoglobin S

Myoglobin

Lysozyme (512)

Ribonuclease S

Collagen

Immunoglobulin G (IgG)

DNA

Z-DNA

Myohemerythrin

Tomato Bushy Stunt Virus (TBSV)

Lysozyme (488)

Hemoglobin

Aspartate Transcarbamoylase (ATCase)

DPG-Hemoglobin Complex

Transfer Ribonucleic Acid (tRNA)

Myoglobin Fold

Hemoglobin (1000)

Crambin

Trypsin

Lac Repressor

TATA-Binding Protein (TBP)

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

Blood

Excitatory and Inhibitory Synapses

SARS-CoV-2 Fusion

Escherichia coli

Biosites: Nucleus

Bacteriophage T4 Infection

Abiogenesis

RecA and DNA

Measles Virus Proteins

Insulin Action

Model of a Mycoplasma Cell

SARS-CoV-2 mRNA Vaccine

Influenza Vaccine

Zika Virus

Cellulose Synthase

Casein Micelle and Fat Globule in Milk

Chloroplast

Autophagy

Poliovirus Neutralization

Ebola Virus

CytoSkeleton

Coronavirus

JCVI-syn3A Minimal Cell

HIV Vaccine

Biosites: Basement Membrane

HIV in Blood Plasma

Caulobacter Polar Microdomain

Escherichia coli Bacterium

Biosites: Cytoplasm

Phage-based COVID-19 Vaccine

Mycoplasma mycoides

Last Universal Common Ancestor

Coronavirus Life Cycle

SARS-CoV-2 and Neutralizing Antibodies

HIV-Infected Cell

Kinetochore

Respiratory Droplet

Biosites: Red Blood Cell

Red Blood Cell Cytoskeleton

Lipid Droplets

Immunological Synapse

Myelin

Biosites: Muscle

Insulin Release

Myoglobin in a Whale Muscle Cell

Transfer RNA and Gag Protein

Influenza Virus

Collagen and Extracellular Matrix

Biosites: Blood Plasma

Vascular Endothelial Growth Factor (VegF) Signaling