<a href="/pdb/3d1e">3D1E</a> Crystal structure of E. coli sliding clamp (beta) bound to a polymerase II peptide P A <a href="/taxonomy/term/1446">DNA clamp</a> 3D1E <a href="/pdb/3d1f">3D1F</a> Crystal structure of E. coli sliding clamp (beta) bound to a polymerase III peptide P A <a href="/taxonomy/term/1446">DNA clamp</a> 3D1F <a href="/pdb/1yyp">1YYP</a> Crystal structure of cytomegalovirus UL44 bound to C-terminal peptide from CMV UL54 B A <a href="/taxonomy/term/1446">DNA clamp</a> 1YYP <a href="/pdb/1u7b">1U7B</a> Crystal structure of hPCNA bound to residues 331-350 of the flap endonuclease-1 (FEN1) B A <a href="/taxonomy/term/1446">DNA clamp</a> 1U7B <a href="/pdb/1rxz">1RXZ</a> C-terminal region of A. fulgidus FEN-1 complexed with A. fulgidus PCNA B A <a href="/taxonomy/term/1446">DNA clamp</a> 1RXZ <a href="/pdb/1isq">1ISQ</a> Pyrococcus furiosus PCNA complexed with RFCL PIP-box peptide B A <a href="/taxonomy/term/1446">DNA clamp</a> 1ISQ