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Molecule of the Month
July 2024

Ribosome Diversity

By comparing the structures of ribosomes from different organisms, we can explore the evolution of life.

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3D View:  1FJG

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PDB data help explain fundamental biology, biomedicine, bioengineering/biotechnology, and energy sciences
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Use PDB-101 resources to learn about the structural biology of athletics and well-being
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The RCSB PDB Curricula provide authentic, hands-on teaching materials, individual and group activities and assessment suggestions
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.

Cytochrome c (unbound)

Hemoglobin

Lysozyme (512)

Carboxypeptidase A

Aspartate Transcarbamoylase (ATCase)

Lac Repressor

Induced Lac Repressor

Deoxyhemoglobin

Oxyhemoglobin

Crambin

B-DNA

Collagen

Hemoglobin S

TATA-Binding Protein (TBP)

A-DNA

Myoglobin

Intermolecular Contacts in Hemoglobin S

Trypsin

Lysozyme (488)

Hemoglobin (1000)

Deoxyribonucleic Acid (DNA)

Transfer Ribonucleic Acid (tRNA)

Cytochrome c

Immunoglobulin G (IgG)

Tomato Bushy Stunt Virus (TBSV)

Z-DNA

Ribonuclease S

DNA

Myoglobin Fold

Myohemerythrin

DPG-Hemoglobin Complex

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

Insulin Action

Myelin

Blood

CytoSkeleton

Biosites: Muscle

SARS-CoV-2 Fusion

Respiratory Droplet

Excitatory and Inhibitory Synapses

Mycoplasma mycoides

Immunological Synapse

Cellulose Synthase

Collagen and Extracellular Matrix

SARS-CoV-2 mRNA Vaccine

Zika Virus

Autophagy

Measles Virus Proteins

Biosites: Blood Plasma

Insulin Release

Caulobacter Polar Microdomain

Vascular Endothelial Growth Factor (VegF) Signaling

Chloroplast

HIV-Infected Cell

Coronavirus Life Cycle

Transfer RNA and Gag Protein

Lipid Droplets

Bacteriophage T4 Infection

JCVI-syn3A Minimal Cell

Casein Micelle and Fat Globule in Milk

Last Universal Common Ancestor

Biosites: Nucleus

HIV Vaccine

RecA and DNA

Red Blood Cell Cytoskeleton

Abiogenesis

SARS-CoV-2 and Neutralizing Antibodies

Escherichia coli

Influenza Vaccine

Biosites: Cytoplasm

Phage-based COVID-19 Vaccine

Biosites: Red Blood Cell

Escherichia coli Bacterium

HIV in Blood Plasma

Myoglobin in a Whale Muscle Cell

Biosites: Basement Membrane

Ebola Virus

Poliovirus Neutralization

Coronavirus

Model of a Mycoplasma Cell