Ultraviolet light can form crosslinks between adjacent bases in DNA, leading to mutations when the DNA is replicated. This crystallographic structure includes a short piece of DNA with two crosslinked thymine bases.PDB ID: 1N4E
Crystal structure of a DNA decamer containing a cis-syn thymine dimer.
Park, H., Zhang, K., Ren, Y., Nadji, S., Sinha, N., Taylor, J.S., Kang, C.
Journal: (2002) Proc.Natl.Acad.Sci.USA 99: 15965-15970