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Molecule of the Month

June 2026

Therapeutic Phage

Using the natural predators of bacteria to fight antibiotic-resistant infections

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Guide to Understanding PDB Data

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Exploring the Workhorses of Biotechnology: Using RCSB.org to analyze plastic-degrading enzymes

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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.

Lysozyme (488)

Intermolecular Contacts in Hemoglobin S

Crambin

Z-DNA

Cytochrome c (unbound)

Trypsin

Hemoglobin

Aspartate Transcarbamoylase (ATCase)

Oxyhemoglobin

Lysozyme (512)

Myoglobin

Hemoglobin (1000)

Deoxyhemoglobin

Deoxyribonucleic Acid (DNA)

Tomato Bushy Stunt Virus (TBSV)

Myoglobin Fold

Transfer Ribonucleic Acid (tRNA)

Ribonuclease S

Immunoglobulin G (IgG)

DPG-Hemoglobin Complex

Collagen

DNA

A-DNA

B-DNA

Cytochrome c

Myohemerythrin

Lac Repressor

Hemoglobin S

TATA-Binding Protein (TBP)

Induced Lac Repressor

Carboxypeptidase A

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