Gallery

Fluorescence microscopy image of chromosomal crossover points (chiasmata) visible during meiotic prophase I in stained wheat pollen mother cells.

Diagram illustrating the Holliday junction intermediate formed during homologous recombination, showing branch migration and the four-armed DNA structure.

Electron micrograph of Rad51 nucleoprotein filament assembled on single-stranded DNA during strand invasion in the homology-directed repair pathway.

Visualization of gene conversion tract lengths mapped across the human genome using high-resolution SNP array data from trio sequencing studies.

Immunofluorescence image of MLH1 foci marking crossover sites on mouse spermatocyte chromosomes spread during meiotic prophase.

Schematic of biased gene conversion showing GC-AT mismatch correction in heteroduplex DNA and the resulting shift toward higher GC content.

Pulsed-field gel electrophoresis pattern of yeast chromosomes demonstrating double-strand break induction at the MAT locus during mating-type switching.

Crystal structure of the MutS mismatch repair protein bound to a G-T mispair in duplex DNA, an early step in heteroduplex correction during recombination.

Population genetics heat map depicting recombination hotspot intensity and gene conversion frequency across human chromosome 6 in the HapMap dataset.