Molecule of the Month
October 2024

Angiotensin and Blood Pressure

Many medications for controlling high blood pressure inhibit the action of the peptide hormone angiotensin.

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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

Collagen

TATA-Binding Protein (TBP)

DPG-Hemoglobin Complex

B-DNA

Myohemerythrin

Deoxyribonucleic Acid (DNA)

Oxyhemoglobin

Cytochrome c (unbound)

Lysozyme (488)

Myoglobin

Ribonuclease S

Trypsin

Crambin

Lac Repressor

Induced Lac Repressor

DNA

Deoxyhemoglobin

Tomato Bushy Stunt Virus (TBSV)

Myoglobin Fold

Cytochrome c

Transfer Ribonucleic Acid (tRNA)

Carboxypeptidase A

Immunoglobulin G (IgG)

Aspartate Transcarbamoylase (ATCase)

Intermolecular Contacts in Hemoglobin S

Lysozyme (512)

Hemoglobin

Hemoglobin (1000)

Z-DNA

A-DNA

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

Vascular Endothelial Growth Factor (VegF) Signaling

Biosites: Red Blood Cell

Phage-based COVID-19 Vaccine

Coronavirus Life Cycle

Bacteriophage T4 Infection

Collagen and Extracellular Matrix

Insulin Action

Excitatory and Inhibitory Synapses

Measles Virus Proteins

Biosites: Basement Membrane

Caulobacter Polar Microdomain

Insulin Release

SARS-CoV-2 mRNA Vaccine

CytoSkeleton

Poliovirus Neutralization

Last Universal Common Ancestor

JCVI-syn3A Minimal Cell

Biosites: Muscle

HIV Vaccine

Biosites: Cytoplasm

Respiratory Droplet

Biosites: Blood Plasma

Zika Virus

Escherichia coli Bacterium

Model of a Mycoplasma Cell

HIV-Infected Cell

Blood

Immunological Synapse

Mycoplasma mycoides

Lipid Droplets

Myoglobin in a Whale Muscle Cell

Casein Micelle and Fat Globule in Milk

HIV in Blood Plasma

Abiogenesis

Autophagy

Influenza Vaccine

Biosites: Nucleus

Transfer RNA and Gag Protein

Chloroplast

Kinetochore

Influenza Virus

Ebola Virus

SARS-CoV-2 and Neutralizing Antibodies

Red Blood Cell Cytoskeleton

SARS-CoV-2 Fusion

Myelin

RecA and DNA

Coronavirus

Escherichia coli

Cellulose Synthase