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Molecule of the Month

November 2026

Artificial Metalloenzymes

Engineering enzymes to catalyze reactions never seen in nature

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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.

Ribonuclease S

Lac Repressor

Collagen

B-DNA

Transfer Ribonucleic Acid (tRNA)

Deoxyribonucleic Acid (DNA)

Lysozyme (488)

Z-DNA

DNA

Myoglobin

Lysozyme (512)

Hemoglobin (1000)

Cytochrome c

DPG-Hemoglobin Complex

Myoglobin Fold

Crambin

Immunoglobulin G (IgG)

Aspartate Transcarbamoylase (ATCase)

A-DNA

Hemoglobin S

Carboxypeptidase A

Induced Lac Repressor

Tomato Bushy Stunt Virus (TBSV)

Trypsin

Myohemerythrin

Oxyhemoglobin

Deoxyhemoglobin

Hemoglobin

TATA-Binding Protein (TBP)

Intermolecular Contacts in Hemoglobin S

Cytochrome c (unbound)

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