Molecule of the Month
August 2022

Secretory Antibodies

Secretory immunoglobulins are our most abundant antibodies, providing a first line of defense against pathogens.

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Health Focus: Cancer Biology and Therapeutics

Cells in our bodies are carefully regulated so that they divide, grow, and die according to the best plan for keeping us alive. When they lose these controls, they can grow into deadly cancers. Atomic structures have revealed how cell growth is normally controlled, and how cancer cells circumvent these essential controls. Explore PDB-101 Resources to learn about proteins related to cancer biology and therapeutics.


2022 Video Challenge for High School Students

Molecular Mechanisms of Cancer

Thanks to all challenge participants, expert judges, teachers, parents, and voters who made this competition happen.

Congratulations to the 2022 Winners!

Winner, First Place Winner, Second Winner, Third Winner, Viewers Choice

Stuyvesant High School Team
New York, NY

South Brunswick High School Team
South Brunswick, NJ

Jericho High School Team
Jericho, NY

Riverdale Country School Team
New York, NY

Learn: Materials for Exploration
PDB-101 resources and 3D structures of COVID-19 proteins.
Teach: Curricula
The RCSB PDB Curricula provide authentic, hands-on teaching materials, individual and group activities and assessment suggestions.
Education Corner: Using PDB Resources
Python Scripting for Biochemistry & Molecular Biology by Jessica A. Nash (MolSSI) and Paul A. Craig (Rochester Institute of Technology)
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.

Carboxypeptidase A

Transfer Ribonucleic Acid (tRNA)

Hemoglobin S

Myoglobin Fold

Lac Repressor

Crambin

A-DNA

Myohemerythrin

Lysozyme (488)

Induced Lac Repressor

DPG-Hemoglobin Complex

Collagen

Ribonuclease S

Cytochrome c

B-DNA

DNA

Oxyhemoglobin

Hemoglobin (1000)

Deoxyhemoglobin

Z-DNA

Deoxyribonucleic Acid (DNA)

TATA-Binding Protein (TBP)

Tomato Bushy Stunt Virus (TBSV)

Cytochrome c (unbound)

Trypsin

Lysozyme (512)

Intermolecular Contacts in Hemoglobin S

Immunoglobulin G (IgG)

Hemoglobin

Myoglobin

Aspartate Transcarbamoylase (ATCase)

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

Insulin Action

SARS-CoV-2 Fusion

Abiogenesis

Myelin

Biosites: Red Blood Cell

Coronavirus

Lipid Droplets

Vascular Endothelial Growth Factor (VegF) Signaling

Casein Micelle and Fat Globule in Milk

Biosites: Cytoplasm

Autophagy

JCVI-syn3A Minimal Cell

Red Blood Cell Cytoskeleton

SARS-CoV-2 mRNA Vaccine

Poliovirus Neutralization

HIV in Blood Plasma

Immunological Synapse

Transfer RNA and Gag Protein

Ebola Virus

Influenza Vaccine

RecA and DNA

Biosites: Nucleus

Chloroplast

Respiratory Droplet

Zika Virus

Coronavirus Life Cycle

Biosites: Basement Membrane

Measles Virus Proteins

Last Universal Common Ancestor

Collagen and Extracellular Matrix

Biosites: Muscle

Myoglobin in a Whale Muscle Cell

SARS-CoV-2 and Neutralizing Antibodies

Cellulose Synthase

Blood

Excitatory and Inhibitory Synapses

Escherichia coli

Model of a Mycoplasma Cell

Mycoplasma mycoides

Biosites: Blood Plasma

CytoSkeleton

Escherichia coli Bacterium

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