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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

Education Corner PDB & Data Archiving Curriculum

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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.

Induced Lac Repressor

Crambin

DNA

Oxyhemoglobin

A-DNA

B-DNA

Deoxyhemoglobin

Intermolecular Contacts in Hemoglobin S

Ribonuclease S

Trypsin

Hemoglobin S

Collagen

Myohemerythrin

Carboxypeptidase A

Cytochrome c

DPG-Hemoglobin Complex

Cytochrome c (unbound)

Tomato Bushy Stunt Virus (TBSV)

Immunoglobulin G (IgG)

Hemoglobin

Myoglobin Fold

TATA-Binding Protein (TBP)

Hemoglobin (1000)

Myoglobin

Z-DNA

Aspartate Transcarbamoylase (ATCase)

Lysozyme (488)

Deoxyribonucleic Acid (DNA)

Lysozyme (512)

Lac Repressor

Transfer Ribonucleic Acid (tRNA)

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