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.

Carboxypeptidase A

Myohemerythrin

Collagen

Lac Repressor

A-DNA

Oxyhemoglobin

B-DNA

Z-DNA

DPG-Hemoglobin Complex

Hemoglobin

Ribonuclease S

Intermolecular Contacts in Hemoglobin S

Deoxyribonucleic Acid (DNA)

Crambin

Trypsin

TATA-Binding Protein (TBP)

Tomato Bushy Stunt Virus (TBSV)

Aspartate Transcarbamoylase (ATCase)

Cytochrome c (unbound)

Transfer Ribonucleic Acid (tRNA)

Deoxyhemoglobin

Hemoglobin S

Lysozyme (488)

Lysozyme (512)

Induced Lac Repressor

Myoglobin

Hemoglobin (1000)

Myoglobin Fold

Cytochrome c

DNA

Immunoglobulin G (IgG)

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

Influenza Virus

Autophagy

Last Universal Common Ancestor

Coronavirus Life Cycle

Transfer RNA and Gag Protein

Bacteriophage T4 Infection

CytoSkeleton

Caulobacter Polar Microdomain

Biosites: Basement Membrane

Insulin Release

Biosites: Nucleus

Ebola Virus

Biosites: Cytoplasm

HIV-Infected Cell

HIV in Blood Plasma

Escherichia coli Bacterium

Collagen and Extracellular Matrix

Myoglobin in a Whale Muscle Cell

Phage-based COVID-19 Vaccine

Immunological Synapse

Biosites: Red Blood Cell

Cellulose Synthase

JCVI-syn3A Minimal Cell

Myelin

Kinetochore

HIV Vaccine

Blood

Escherichia coli

Biosites: Blood Plasma

SARS-CoV-2 Fusion

Casein Micelle and Fat Globule in Milk

Poliovirus Neutralization

Vascular Endothelial Growth Factor (VegF) Signaling

Abiogenesis

Zika Virus

Chloroplast

Mycoplasma mycoides

SARS-CoV-2 mRNA Vaccine

Respiratory Droplet

Model of a Mycoplasma Cell

Measles Virus Proteins

SARS-CoV-2 and Neutralizing Antibodies

Excitatory and Inhibitory Synapses

Insulin Action

RecA and DNA

Influenza Vaccine

Coronavirus

Lipid Droplets

Red Blood Cell Cytoskeleton

Biosites: Muscle