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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.

TATA-Binding Protein (TBP)

DPG-Hemoglobin Complex

Myoglobin

B-DNA

Hemoglobin (1000)

DNA

Myoglobin Fold

Hemoglobin

Carboxypeptidase A

Oxyhemoglobin

Cytochrome c

Myohemerythrin

Immunoglobulin G (IgG)

Transfer Ribonucleic Acid (tRNA)

Lysozyme (512)

Collagen

Aspartate Transcarbamoylase (ATCase)

Crambin

Tomato Bushy Stunt Virus (TBSV)

Deoxyribonucleic Acid (DNA)

Z-DNA

A-DNA

Intermolecular Contacts in Hemoglobin S

Trypsin

Ribonuclease S

Lysozyme (488)

Hemoglobin S

Induced Lac Repressor

Lac Repressor

Cytochrome c (unbound)

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