NDB ID: UD0016


Title:STRUCTURE OF THE HUMAN G-QUADRUPLEX REVEALS A NOVEL TOPOLOGY
Molecular Description:5'-D((BRU)pApGpGpGp(BRU)pTpApGpGpGpT)-3'
Structural Features:QUADRUPLE HELIX, LOOP
Nucleic Acid Sequence:
ChainsA,B:(BRU) (DA) (DG) (DG) (DG) (BRU) (DT) (DA) (DG) (DG) (DG) (DT)
Primary Citation:Parkinson, G.N., Lee, M.P., Neidle, S.
Crystal structure of parallel quadruplexes from human telomeric DNA.
Nature , 417, pp. 876 - 880, 2002.
Experimental Information:X-RAY DIFFRACTION
Space Group: 31   1
Cell Constants:
a = 56.607b = 56.607c = 40.546(Ångstroms)
= 90.00 = 90.00 = 120.00(degrees)
Refinement:The structure was refined using the SHELXL-97 program. The R value is 18.9 for 2572 reflections in the resolution range 10. to 2.4 Ångstroms with Fobs > 0. sigma(Fobs).

Biological Assembly 1
Other Views
Asymmetric Unit
Crystal Packing
Enlarge Biological Assembly 1



Coordinate + Structure Data

Asymmetric Unit coordinates (pdb format, Unix compressed(.gz))

Asymmetric Unit coordinates (cif format, Unix compressed(.gz))

Biological Assembly coordinates (pdb format)

Structure Factors (cif format)

XML | Complete with coordinates (xml format, GNU compressed(.gz))
XML | Coordinates only (xml format, GNU compressed(.gz))
XML | Header only (xml format, GNU compressed(.gz))

Derivative Data

Nucleic Acid Backbone Torsions

Base Pair Parameters

Base Pair Step Parameters

Hydrogen Bonding Classification

Links

The RCSB Protein Data Bank: 1K8P

PubMed: 12050675




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