FreeBioStore

DNA → protein structure → drug screening. Lipinski scoring, binding compatibility.

2D lattice HP model folding. Drag residues to minimize energy. Simulated annealing auto-fold. Known optimal energies.

Detect and classify blood cells in microscope view. RBC, WBC, platelets. Pie chart distribution. Manual vs AI count.

Animate DNA→mRNA→Protein. Click bases to mutate — see silent, missense, and nonsense mutations. Codon table included.

Atoms interacting via Lennard-Jones potential. Adjust temperature for phase transitions: solid → liquid → gas. Click to add energy.

Natural selection in action. Creatures eat, reproduce with mutations, evolve traits. Add predators for selection pressure.

Paste an amino acid sequence, get secondary structure prediction. ESM-2 model (Meta) running in browser via WebGPU.

Enter SMILES notation, see 2D structure + molecular weight + LogP + drug-likeness (Lipinski Rule of 5). 10 preset molecules.

Animated replication fork. Helicase, primase, polymerase, Okazaki fragments.

Hodgkin-Huxley model. Inject current, see action potentials. Na+/K+ gating.

Draw family trees, assign genotypes. Punnett squares. Dominant/recessive/X-linked.

Denature/anneal/extend thermal cycling. Watch DNA double each cycle. Exponential chart.

Michaelis-Menten + Lineweaver-Burk. Three inhibitor modes. Vmax/Km sliders.

Allele frequencies, selection, drift, migration. Check equilibrium conditions.

Mitosis & meiosis visualizer. Step through prophase, metaphase, anaphase, telophase. Crossing over in meiosis. Chromosome count tracking.

Lotka-Volterra predator-prey simulation. Animated populations, real-time graphs, food chains, carrying capacity, cascade events.

Design guide RNA, watch Cas9 bind and cut DNA. Choose NHEJ or HDR repair. Animated double helix, off-target analysis, protein product comparison.

Hodgkin-Huxley neurons with excitatory/inhibitory synapses. Stimulate and watch action potentials propagate. Voltage traces, adjustable parameters.

SIR model with population dots. Adjust R0, recovery time, social distancing. Toggle masks, lockdown, vaccination. Flatten the curve.

Animated chloroplast: light reactions + Calvin cycle. Adjust light intensity, CO2, temperature. Rate vs variable graphs. Day/night toggle.