Molecule of the Month
November 2026

Artificial Metalloenzymes

Engineering enzymes to catalyze reactions never seen in nature

More

3D View:  5f2b

Style

Color

Spin

Learn
PDB data help explain fundamental biology, biomedicine, bioengineering/biotechnology, and energy sciences
Feature Focus
Use PDB-101 resources to learn how researchers are using biology in industry
Teach
The RCSB PDB Curricula provide authentic, hands-on teaching materials, individual and group activities and assessment suggestions
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.

Images used with permission from the Howard Hughes Medical Institute (www.hhmi.org). All rights reserved.

Collagen

Deoxyribonucleic Acid (DNA)

Hemoglobin (1000)

Hemoglobin

Myoglobin

Carboxypeptidase A

Lac Repressor

Aspartate Transcarbamoylase (ATCase)

Crambin

B-DNA

Lysozyme (512)

Induced Lac Repressor

A-DNA

TATA-Binding Protein (TBP)

Trypsin

Ribonuclease S

Myohemerythrin

Z-DNA

Immunoglobulin G (IgG)

Oxyhemoglobin

DPG-Hemoglobin Complex

Transfer Ribonucleic Acid (tRNA)

Hemoglobin S

Intermolecular Contacts in Hemoglobin S

Deoxyhemoglobin

Lysozyme (488)

DNA

Myoglobin Fold

Cytochrome c

Cytochrome c (unbound)

Tomato Bushy Stunt Virus (TBSV)

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

Phage-based COVID-19 Vaccine

Respiratory Droplet

Autophagy

Collagen and Extracellular Matrix

Influenza Virus

Mycoplasma mycoides

Blood

RecA and DNA

Kinetochore

HIV-Infected Cell

Biosites: Muscle

Model of a Mycoplasma Cell

Poliovirus Neutralization

Caulobacter Polar Microdomain

Myoglobin in a Whale Muscle Cell

Excitatory and Inhibitory Synapses

Biosites: Blood Plasma

CytoSkeleton

HIV in Blood Plasma

Myelin

Biosites: Basement Membrane

Biosites: Cytoplasm

SARS-CoV-2 mRNA Vaccine

Measles Virus Proteins

Biosites: Nucleus

Ebola Virus

Cellulose Synthase

Influenza Vaccine

Abiogenesis

SARS-CoV-2 and Neutralizing Antibodies

Coronavirus

Insulin Release

Insulin Action

Escherichia coli

Escherichia coli Bacterium

Vascular Endothelial Growth Factor (VegF) Signaling

Biosites: Red Blood Cell

Bacteriophage T4 Infection

Lipid Droplets

HIV Vaccine

JCVI-syn3A Minimal Cell

Chloroplast

Red Blood Cell Cytoskeleton

Last Universal Common Ancestor

SARS-CoV-2 Fusion

Zika Virus

Coronavirus Life Cycle

Transfer RNA and Gag Protein

Immunological Synapse

Casein Micelle and Fat Globule in Milk