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.

Tomato Bushy Stunt Virus (TBSV)

Transfer Ribonucleic Acid (tRNA)

Hemoglobin S

DPG-Hemoglobin Complex

Intermolecular Contacts in Hemoglobin S

Cytochrome c

Immunoglobulin G (IgG)

Crambin

Deoxyribonucleic Acid (DNA)

Lysozyme (488)

TATA-Binding Protein (TBP)

Ribonuclease S

Lysozyme (512)

Induced Lac Repressor

Myohemerythrin

Aspartate Transcarbamoylase (ATCase)

Lac Repressor

Myoglobin

Cytochrome c (unbound)

Collagen

Hemoglobin

Oxyhemoglobin

Z-DNA

Trypsin

Hemoglobin (1000)

Myoglobin Fold

A-DNA

DNA

B-DNA

Carboxypeptidase A

Deoxyhemoglobin

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

SARS-CoV-2 mRNA Vaccine

Biosites: Red Blood Cell

Influenza Vaccine

Ebola Virus

Myoglobin in a Whale Muscle Cell

Coronavirus Life Cycle

JCVI-syn3A Minimal Cell

Collagen and Extracellular Matrix

Blood

Bacteriophage T4 Infection

Measles Virus Proteins

Immunological Synapse

Insulin Release

Transfer RNA and Gag Protein

Autophagy

Chloroplast

Coronavirus

Abiogenesis

Escherichia coli Bacterium

HIV Vaccine

Escherichia coli

Red Blood Cell Cytoskeleton

SARS-CoV-2 Fusion

Zika Virus

CytoSkeleton

Respiratory Droplet

Last Universal Common Ancestor

HIV in Blood Plasma

Model of a Mycoplasma Cell

Insulin Action

Mycoplasma mycoides

Biosites: Basement Membrane

Biosites: Muscle

Casein Micelle and Fat Globule in Milk

Excitatory and Inhibitory Synapses

Caulobacter Polar Microdomain

Lipid Droplets

Poliovirus Neutralization

Phage-based COVID-19 Vaccine

SARS-CoV-2 and Neutralizing Antibodies

RecA and DNA

HIV-Infected Cell

Influenza Virus

Cellulose Synthase

Biosites: Nucleus

Vascular Endothelial Growth Factor (VegF) Signaling

Biosites: Cytoplasm

Kinetochore

Myelin

Biosites: Blood Plasma