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 (1000)

Cytochrome c (unbound)

B-DNA

Lysozyme (488)

Oxyhemoglobin

Hemoglobin

Intermolecular Contacts in Hemoglobin S

Carboxypeptidase A

Z-DNA

Lac Repressor

Deoxyribonucleic Acid (DNA)

Deoxyhemoglobin

DNA

Myohemerythrin

Immunoglobulin G (IgG)

Transfer Ribonucleic Acid (tRNA)

Cytochrome c

Tomato Bushy Stunt Virus (TBSV)

Myoglobin

Aspartate Transcarbamoylase (ATCase)

Crambin

DPG-Hemoglobin Complex

Collagen

TATA-Binding Protein (TBP)

A-DNA

Myoglobin Fold

Ribonuclease S

Trypsin

Induced Lac Repressor

Hemoglobin S

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

Phage-based COVID-19 Vaccine

RecA and DNA

Respiratory Droplet

Poliovirus Neutralization

Casein Micelle and Fat Globule in Milk

Myoglobin in a Whale Muscle Cell

Biosites: Nucleus

Autophagy

Chloroplast

HIV-Infected Cell

Insulin Action

Excitatory and Inhibitory Synapses

Biosites: Basement Membrane

Immunological Synapse

JCVI-syn3A Minimal Cell

Caulobacter Polar Microdomain

SARS-CoV-2 mRNA Vaccine

Influenza Vaccine

SARS-CoV-2 Fusion

Ebola Virus

Transfer RNA and Gag Protein

Cellulose Synthase

Escherichia coli Bacterium

Last Universal Common Ancestor

Collagen and Extracellular Matrix

Kinetochore

Myelin

Escherichia coli

Abiogenesis

Insulin Release

Biosites: Red Blood Cell

Zika Virus

Biosites: Blood Plasma

SARS-CoV-2 and Neutralizing Antibodies

Red Blood Cell Cytoskeleton

Vascular Endothelial Growth Factor (VegF) Signaling

Model of a Mycoplasma Cell

HIV in Blood Plasma

CytoSkeleton

Coronavirus

Lipid Droplets

HIV Vaccine

Biosites: Cytoplasm

Influenza Virus

Coronavirus Life Cycle

Biosites: Muscle

Mycoplasma mycoides

Measles Virus Proteins

Blood

Bacteriophage T4 Infection