Molecule of the Month
January 2025

Assembly Line Polyketide Synthases

Large multienzyme complexes that synthesize diverse small molecules in a stepwise manner.

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3D View:  7S6C

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Trypsin

Aspartate Transcarbamoylase (ATCase)

Cytochrome c (unbound)

Hemoglobin (1000)

Carboxypeptidase A

Ribonuclease S

Cytochrome c

Deoxyribonucleic Acid (DNA)

Myoglobin Fold

Immunoglobulin G (IgG)

B-DNA

DNA

Lac Repressor

Hemoglobin

TATA-Binding Protein (TBP)

Lysozyme (512)

Myohemerythrin

Crambin

Intermolecular Contacts in Hemoglobin S

A-DNA

Myoglobin

Hemoglobin S

Collagen

Lysozyme (488)

DPG-Hemoglobin Complex

Z-DNA

Induced Lac Repressor

Oxyhemoglobin

Transfer Ribonucleic Acid (tRNA)

Tomato Bushy Stunt Virus (TBSV)

Deoxyhemoglobin

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

Escherichia coli Bacterium

Transfer RNA and Gag Protein

Biosites: Blood Plasma

SARS-CoV-2 mRNA Vaccine

Collagen and Extracellular Matrix

Escherichia coli

Immunological Synapse

Ebola Virus

Poliovirus Neutralization

Coronavirus Life Cycle

Myoglobin in a Whale Muscle Cell

Zika Virus

Casein Micelle and Fat Globule in Milk

Caulobacter Polar Microdomain

Biosites: Red Blood Cell

HIV-Infected Cell

Respiratory Droplet

JCVI-syn3A Minimal Cell

Abiogenesis

Insulin Release

Biosites: Basement Membrane

Phage-based COVID-19 Vaccine

SARS-CoV-2 and Neutralizing Antibodies

Bacteriophage T4 Infection

CytoSkeleton

Model of a Mycoplasma Cell

Red Blood Cell Cytoskeleton

Insulin Action

Lipid Droplets

HIV Vaccine

Chloroplast

Biosites: Muscle

Biosites: Nucleus

Myelin

Kinetochore

Mycoplasma mycoides

Influenza Virus

SARS-CoV-2 Fusion

RecA and DNA

Measles Virus Proteins

Last Universal Common Ancestor

Coronavirus

Influenza Vaccine

Biosites: Cytoplasm

Vascular Endothelial Growth Factor (VegF) Signaling

Excitatory and Inhibitory Synapses

HIV in Blood Plasma

Autophagy

Cellulose Synthase

Blood