RCSB PDB - 2C7O: HhaI DNA methyltransferase complex with 13mer oligonucleotide containing 2-aminopurine adjacent to the target base (PCGC:GMGC) and SAH
RCSB PDB - 1U47: cytosine-8-Oxoguanine base pair at the polymerase active site
RCSB PDB - 255D: CRYSTAL STRUCTURE OF AN RNA DOUBLE HELIX INCORPORATING A TRACK OF NON-WATSON-CRICK BASE PAIRS
RCSB PDB - 3EDD: Structural base for cyclodextrin hydrolysis
RCSB PDB - 2FZA: Crystal structure of d(GCGGGAGC): the base-intercalated duplex
RCSB PDB - 1L3U: Crystal Structure of Bacillus DNA Polymerase I Fragment product complex with 11 base pairs of duplex DNA following addition of a dTTP and a dATP residue.
RCSB PDB - 1C8C: CRYSTAL STRUCTURES OF THE CHROMOSOMAL PROTEINS SSO7D/SAC7D BOUND TO DNA CONTAINING T-G MISMATCHED BASE PAIRS
RCSB PDB - 1P43: REVERSE PROTONATION IS THE KEY TO GENERAL ACID-BASE CATALYSIS IN ENOLASE
RCSB PDB - 7JY7: Structure of a 12 base pair RecA-D loop complex
RCSB PDB - 1GQU: Crystal structure of an alternating A-T oligonucleotide fragment with Hoogsteen base pairing
RCSB PDB - 1R2L: A parallel stranded DNA duplex with an A-G mismatch base -pair
RCSB PDB - 145D: Structure and thermodynamics of nonalternating C/G base pairs in Z-DNA: the 1.3 angstroms crystal structure of the asymmetric hexanucleotide D(M(5)CGGGM(5) CG)/D(M(5)CGCCM(5)CG)
![RCSB PDB - 7SDF: [C:Ag+:S] Metal-mediated DNA base pair in a self-assembling rhombohedral lattice](https://cdn.rcsb.org/images/structures/7sdf_assembly-1.jpeg "RCSB PDB - 7SDF: [C:Ag+:S] Metal-mediated DNA base pair in a self-assembling rhombohedral lattice")
RCSB PDB - 7SDF: [C:Ag+:S] Metal-mediated DNA base pair in a self-assembling rhombohedral lattice
RCSB PDB - 2BR0: DNA Adduct Bypass Polymerization by Sulfolobus solfataricus Dpo4. Analysis and Crystal Structures of Multiple Base-Pair Substitution and Frameshift Products with the Adduct 1,N2-Ethenoguanine
RCSB PDB - 1DA9: ANTHRACYCLINE-DNA INTERACTIONS AT UNFAVOURABLE BASE BASE-PAIR TRIPLET-BINDING SITES: STRUCTURES OF D(CGGCCG)/DAUNOMYCIN AND D(TGGCCA)/ADRIAMYCIN COMPL
RCSB PDB - 1QCU: CRYSTAL STRUCTURE OF AN 18 BASE PAIR COPY CONTROL RELATED RNA DUPLEX
RCSB PDB - 8DH4: T7 RNA polymerase elongation complex with unnatural base dPa-DsTP pair
RCSB PDB - 1EC4: SOLUTION STRUCTURE OF A HEXITOL NUCLEIC ACID DUPLEX WITH FOUR CONSECUTIVE T:T BASE PAIRS
RCSB PDB - 1FUF: CRYSTAL STRUCTURE OF A 14BP RNA OLIGONUCLEOTIDE CONTAINING DOUBLE UU BULGES: A NOVEL INTRAMOLECULAR U*(AU) BASE TRIPLE
RCSB PDB - 4IWR: C.Esp1396I bound to a 25 base pair operator site
RCSB PDB - 5DAR: CRYSTAL STRUCTURE OF THE BASE OF THE RIBOSOMAL P STALK FROM METHANOCOCCUS JANNASCHII
RCSB PDB - 225D: A TETRAMERIC DNA STRUCTURE WITH PROTONATED CYTOSINE:CYTOSINE BASE PAIRS
