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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.

Immunoglobulin G (IgG)

B-DNA

Lysozyme (488)

Ribonuclease S

Induced Lac Repressor

Aspartate Transcarbamoylase (ATCase)

Collagen

Lac Repressor

Deoxyribonucleic Acid (DNA)

DPG-Hemoglobin Complex

Transfer Ribonucleic Acid (tRNA)

Lysozyme (512)

Myoglobin Fold

Carboxypeptidase A

A-DNA

Z-DNA

Myohemerythrin

Intermolecular Contacts in Hemoglobin S

Oxyhemoglobin

Myoglobin

Deoxyhemoglobin

Hemoglobin S

Hemoglobin

Crambin

Tomato Bushy Stunt Virus (TBSV)

TATA-Binding Protein (TBP)

Trypsin

Hemoglobin (1000)

Cytochrome c

DNA

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