Molecule of the Month
June 2024

Injectisome

Salmonella bacteria inject a cocktail of effector proteins into cells to disable their defenses.

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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 S

Immunoglobulin G (IgG)

Ribonuclease S

A-DNA

TATA-Binding Protein (TBP)

Deoxyribonucleic Acid (DNA)

Myoglobin Fold

Tomato Bushy Stunt Virus (TBSV)

Myohemerythrin

Cytochrome c

Deoxyhemoglobin

Collagen

Aspartate Transcarbamoylase (ATCase)

Transfer Ribonucleic Acid (tRNA)

Intermolecular Contacts in Hemoglobin S

B-DNA

Cytochrome c (unbound)

DNA

Carboxypeptidase A

Lysozyme (512)

Myoglobin

Hemoglobin

Z-DNA

Lysozyme (488)

DPG-Hemoglobin Complex

Induced Lac Repressor

Lac Repressor

Hemoglobin (1000)

Crambin

Oxyhemoglobin

Trypsin

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

Zika Virus

RecA and DNA

Ebola Virus

Insulin Release

Insulin Action

SARS-CoV-2 Fusion

HIV-Infected Cell

Poliovirus Neutralization

HIV Vaccine

Excitatory and Inhibitory Synapses

Myelin

Biosites: Basement Membrane

Transfer RNA and Gag Protein

Chloroplast

Cellulose Synthase

Bacteriophage T4 Infection

Mycoplasma mycoides

Abiogenesis

Escherichia coli Bacterium

Coronavirus

Vascular Endothelial Growth Factor (VegF) Signaling

Last Universal Common Ancestor

Lipid Droplets

Biosites: Cytoplasm

Coronavirus Life Cycle

Biosites: Nucleus

JCVI-syn3A Minimal Cell

SARS-CoV-2 mRNA Vaccine

CytoSkeleton

Model of a Mycoplasma Cell

Influenza Vaccine

Measles Virus Proteins

Caulobacter Polar Microdomain

Biosites: Blood Plasma

Casein Micelle and Fat Globule in Milk

HIV in Blood Plasma

Myoglobin in a Whale Muscle Cell

Autophagy

Immunological Synapse

Biosites: Red Blood Cell

Blood

Red Blood Cell Cytoskeleton

Escherichia coli

Phage-based COVID-19 Vaccine

Respiratory Droplet

Collagen and Extracellular Matrix

Biosites: Muscle

SARS-CoV-2 and Neutralizing Antibodies