Molecule of the Month
December 2024

Flagellar Motor

Bidirectional motors power the swimming of many bacterial cells.

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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.

Deoxyhemoglobin

Intermolecular Contacts in Hemoglobin S

A-DNA

Hemoglobin S

Collagen

Lac Repressor

Lysozyme (512)

Hemoglobin

Lysozyme (488)

B-DNA

Tomato Bushy Stunt Virus (TBSV)

Cytochrome c (unbound)

DNA

Transfer Ribonucleic Acid (tRNA)

Ribonuclease S

Cytochrome c

Deoxyribonucleic Acid (DNA)

Myoglobin Fold

Oxyhemoglobin

Immunoglobulin G (IgG)

Hemoglobin (1000)

Crambin

Myohemerythrin

DPG-Hemoglobin Complex

Trypsin

Z-DNA

Aspartate Transcarbamoylase (ATCase)

Induced Lac Repressor

Carboxypeptidase A

TATA-Binding Protein (TBP)

Myoglobin

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

Escherichia coli Bacterium

Ebola Virus

Biosites: Blood Plasma

Measles Virus Proteins

Casein Micelle and Fat Globule in Milk

Excitatory and Inhibitory Synapses

Insulin Action

Biosites: Basement Membrane

HIV in Blood Plasma

Zika Virus

Chloroplast

Vascular Endothelial Growth Factor (VegF) Signaling

Escherichia coli

Lipid Droplets

Biosites: Red Blood Cell

Blood

Myoglobin in a Whale Muscle Cell

Biosites: Cytoplasm

SARS-CoV-2 mRNA Vaccine

Insulin Release

Autophagy

Collagen and Extracellular Matrix

HIV Vaccine

Poliovirus Neutralization

RecA and DNA

Caulobacter Polar Microdomain

HIV-Infected Cell

Phage-based COVID-19 Vaccine

Respiratory Droplet

Red Blood Cell Cytoskeleton

JCVI-syn3A Minimal Cell

Coronavirus Life Cycle

Transfer RNA and Gag Protein

Bacteriophage T4 Infection

Biosites: Nucleus

Myelin

Kinetochore

Cellulose Synthase

Model of a Mycoplasma Cell

Influenza Virus

Mycoplasma mycoides

SARS-CoV-2 Fusion

CytoSkeleton

Influenza Vaccine

Immunological Synapse

SARS-CoV-2 and Neutralizing Antibodies

Coronavirus

Biosites: Muscle

Last Universal Common Ancestor

Abiogenesis