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Yorodumi- PDB-1a8w: A K+ CATION-INDUCED CONFORMATIONAL SWITCH WITHIN A LOOP SPANNING ... -
+Open data
-Basic information
Entry | Database: PDB / ID: 1a8w | ||||||
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Title | A K+ CATION-INDUCED CONFORMATIONAL SWITCH WITHIN A LOOP SPANNING SEGMENT OF A DNA QUADRUPLEX CONTAINING G-G-G-C REPEATS, NMR, 8 STRUCTURES | ||||||
Components | DNA QUADRUPLEX CONTAINING GGGG TETRADS AND GC WATSON-CRICK BASE PAIRS | ||||||
Keywords | DNA / CATION DEPENDENT CONFORMATIONAL TRANSITIONS / K+ CATION COORDINATION SITES / K+ CATION ENCAPSULATION WITHIN A HAIRPIN LOOP / DNA QUADRUPLEXES TARGETED TO HIV INTEGRASE / DEOXYRIBONUCLEIC ACID / G-G-G-C REPEAT-CONTAINING DNA QUADRUPLEXES / MONOVALENT | ||||||
Function / homology | DNA / DNA (> 10) Function and homology information | ||||||
Method | SOLUTION NMR / distance geometry | ||||||
Authors | Bouaziz, S. / Kettani, A. / Patel, D.J. | ||||||
Citation | Journal: J.Mol.Biol. / Year: 1998 Title: A K cation-induced conformational switch within a loop spanning segment of a DNA quadruplex containing G-G-G-C repeats. Authors: Bouaziz, S. / Kettani, A. / Patel, D.J. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 1a8w.cif.gz | 138.1 KB | Display | PDBx/mmCIF format |
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PDB format | pdb1a8w.ent.gz | 111.8 KB | Display | PDB format |
PDBx/mmJSON format | 1a8w.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Summary document | 1a8w_validation.pdf.gz | 313.7 KB | Display | wwPDB validaton report |
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Full document | 1a8w_full_validation.pdf.gz | 391.8 KB | Display | |
Data in XML | 1a8w_validation.xml.gz | 8.6 KB | Display | |
Data in CIF | 1a8w_validation.cif.gz | 12.9 KB | Display | |
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/a8/1a8w ftp://data.pdbj.org/pub/pdb/validation_reports/a8/1a8w | HTTPS FTP |
-Related structure data
Similar structure data |
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-Links
-Assembly
Deposited unit |
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1 |
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NMR ensembles |
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-Components
#1: DNA chain | Mass: 3725.412 Da / Num. of mol.: 2 / Source method: obtained synthetically / Details: K+ CATION STABILIZED |
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-Experimental details
-Experiment
Experiment | Method: SOLUTION NMR | ||||||||||||||||
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NMR experiment |
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NMR details | Text: STRUCTURE DETERMINED BY USING 5 NOESY MIXING TIME EXPERIMENTS IN D2O (50, 100, 150, 200 AND 300 MS) AND 2 NOESY MIXING TIME EXPERIMENTS IN H2O (80 AND 250 MS) |
-Sample preparation
Details | Contents: 5 MM NACL, 0.2 MM NA2HPO4 |
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Sample conditions | pH: 6.5 / Pressure: 1 atm / Temperature: 293 K |
Crystal grow | *PLUS Method: other / Details: NMR |
-NMR measurement
NMR spectrometer | Type: Varian UNITY INOVA / Manufacturer: Varian / Model: UNITY INOVA / Field strength: 600 MHz |
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-Processing
Software |
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NMR software |
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Refinement | Method: distance geometry / Software ordinal: 1 Details: REFINEMENT DETAILS CAN BE FOUND IN THE JRNL CITATION ABOVE | ||||||||||||
NMR ensemble | Conformer selection criteria: ACCEPTABLE COVALENT ENERGY, LOW DISTANCE RESTRAINT VIOLATIONS, FAVORABLE NON-BONDED ENERGY Conformers calculated total number: 100 / Conformers submitted total number: 8 |