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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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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.

Deoxyribonucleic Acid (DNA)

Myoglobin Fold

Lysozyme (488)

Lac Repressor

Ribonuclease S

Tomato Bushy Stunt Virus (TBSV)

Deoxyhemoglobin

Myohemerythrin

Hemoglobin

Lysozyme (512)

Collagen

A-DNA

Carboxypeptidase A

Aspartate Transcarbamoylase (ATCase)

Cytochrome c

B-DNA

Cytochrome c (unbound)

Oxyhemoglobin

Hemoglobin (1000)

Immunoglobulin G (IgG)

Hemoglobin S

TATA-Binding Protein (TBP)

Z-DNA

Transfer Ribonucleic Acid (tRNA)

Induced Lac Repressor

DPG-Hemoglobin Complex

DNA

Trypsin

Intermolecular Contacts in Hemoglobin S

Crambin

Myoglobin

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