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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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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.

Hemoglobin (1000)

B-DNA

Ribonuclease S

Oxyhemoglobin

Carboxypeptidase A

Lac Repressor

Crambin

Z-DNA

Myohemerythrin

Myoglobin

DNA

Trypsin

A-DNA

Immunoglobulin G (IgG)

Deoxyhemoglobin

Hemoglobin

Cytochrome c

Cytochrome c (unbound)

Lysozyme (512)

Lysozyme (488)

Tomato Bushy Stunt Virus (TBSV)

Hemoglobin S

Intermolecular Contacts in Hemoglobin S

TATA-Binding Protein (TBP)

Myoglobin Fold

Transfer Ribonucleic Acid (tRNA)

Collagen

DPG-Hemoglobin Complex

Deoxyribonucleic Acid (DNA)

Aspartate Transcarbamoylase (ATCase)

Induced Lac Repressor

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