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.

Hemoglobin

Crambin

Hemoglobin S

DNA

Myohemerythrin

Collagen

Z-DNA

Induced Lac Repressor

Deoxyribonucleic Acid (DNA)

Ribonuclease S

DPG-Hemoglobin Complex

Tomato Bushy Stunt Virus (TBSV)

Immunoglobulin G (IgG)

Transfer Ribonucleic Acid (tRNA)

Aspartate Transcarbamoylase (ATCase)

A-DNA

Myoglobin

Myoglobin Fold

Oxyhemoglobin

Carboxypeptidase A

Deoxyhemoglobin

Hemoglobin (1000)

Cytochrome c

Lac Repressor

B-DNA

Trypsin

Intermolecular Contacts in Hemoglobin S

Cytochrome c (unbound)

Lysozyme (488)

TATA-Binding Protein (TBP)

Lysozyme (512)

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

Biosites: Basement Membrane

Excitatory and Inhibitory Synapses

Phage-based COVID-19 Vaccine

HIV-Infected Cell

Collagen and Extracellular Matrix

SARS-CoV-2 mRNA Vaccine

Red Blood Cell Cytoskeleton

Biosites: Cytoplasm

HIV in Blood Plasma

SARS-CoV-2 and Neutralizing Antibodies

Chloroplast

Model of a Mycoplasma Cell

Escherichia coli

Biosites: Blood Plasma

Measles Virus Proteins

Escherichia coli Bacterium

Blood

Casein Micelle and Fat Globule in Milk

Biosites: Red Blood Cell

Immunological Synapse

Biosites: Muscle

RecA and DNA

Respiratory Droplet

Caulobacter Polar Microdomain

Insulin Action

Myelin

Ebola Virus

Autophagy

Last Universal Common Ancestor

Coronavirus

Myoglobin in a Whale Muscle Cell

Zika Virus

SARS-CoV-2 Fusion

Insulin Release

HIV Vaccine

Abiogenesis

Poliovirus Neutralization

Mycoplasma mycoides

Vascular Endothelial Growth Factor (VegF) Signaling

Cellulose Synthase

Lipid Droplets

Biosites: Nucleus

Coronavirus Life Cycle

JCVI-syn3A Minimal Cell

Influenza Vaccine

CytoSkeleton

Transfer RNA and Gag Protein

Bacteriophage T4 Infection

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