2BNW

Structural basis for cooperative binding of Ribbon-Helix-Helix Omega repressor to direct DNA heptad repeats

Summary for 2BNW

• Entry DOI: 10.2210/pdb2bnw/pdb
• Related: 1IRQ 2BNZ 2CAX
• Descriptor: ORF OMEGA, 5'-D(*GP*AP*AP*TP*CP*AP*CP*AP*AP*AP *TP*CP*AP*CP*AP*AP*GP*C)-3', 5'-D(*CP*TP*TP*GP*TP*GP*AP*TP*TP*TP *GP*TP*GP*AP*TP*TP*CP*G)-3', ... (4 entities in total)
• Functional Keywords: dna-binding-regulatory protein complex, ribbon-helix-helix, rhh, metj/arc superfamily, cooperative dna binding, inverted repeats, dna heptad, inc18 family, dna-binding regulatory protein, dna-binding/regulatory protein
• Biological source: STREPTOCOCCUS PYOGENES (STREPTOCOCCUS); More
• Total number of polymer chains: 8
• Total formula weight: 46609.28

Authors

Weihofen, W.A.,Cicek, A.,Pratto, F.,Alonso, J.C.,Saenger, W. (deposition date: 2005-04-05, release date: 2006-03-15, Last modification date: 2023-12-13)

• Primary citation: Weihofen, W.A.,Cicek, A.,Pratto, F.,Alonso, J.C.,Saenger, W.; Structures of Omega Repressors Bound to Direct and Inverted DNA Repeats Explain Modulation of Transcription.; Nucleic Acids Res., 34:1450-, 2006; PubMed: 16528102; DOI: 10.1093/NAR/GKL015

Experimental method

X-RAY DIFFRACTION (2.45 Å)