![Fanconi anaemia core complex structure](https://www2.mrc-lmb.cam.ac.uk/wordpress/wp-content/uploads/2019-04-06302B_Pasmore_COVER_01-150x150.jpg)
Our DNA contains all of the information required to tell a cell what it needs to do, but it is constantly being damaged. This damage can cause severe problems, making repair processes hugely important. One common type of DNA damage, known as crosslinking, involves links forming inappropriately between two nucleotide letters.