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(-) Description

Title :  GUANINE.1,N6-ETHENOADENINE BASE-PAIRS IN THE CRYSTAL STRUCTURE OF D(CGCGAATT(EDA)GCG)
 
Authors :  G. A. Leonard, K. E. Mcauley-Hecht, N. J. Gibson, T. Brown, W. P. Watson, W. N. Hunter
Date :  02 Dec 93  (Deposition) - 31 May 94  (Release) - 24 Feb 09  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.25
Chains :  Asym./Biol. Unit :  A,B
Keywords :  B-Dna, Double Helix, Modified, Mismatched (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  G. A. Leonard, K. E. Mcauley-Hecht, N. J. Gibson, T. Brown, W. P. Watson, W. N. Hunter
Guanine-1, N6-Ethenoadenine Base Pairs In The Crystal Structure Of D(Cgcgaatt(Epsilon Da)Gcg).
Biochemistry V. 33 4755 1994
PubMed-ID: 8161534  |  Reference-DOI: 10.1021/BI00182A002
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - DNA (5'-D(*CP*GP*CP*GP*AP*AP*TP*TP*(EDA) P*GP*CP*G)-3')
    ChainsA, B
    EngineeredYES
    SyntheticYES

 Structural Features

(-) Chains, Units

  12
Asymmetric/Biological Unit AB

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (2, 3)

Asymmetric/Biological Unit (2, 3)
No.NameCountTypeFull Name
1EDA2Mod. Nucleotide3-[2-DEOXY-RIBOFURANOSYL]-3H-1,3,4,5A,8-PENTAAZA-AS-INDACENE-5'-MONOPHOSPHATE
2MG1Ligand/IonMAGNESIUM ION

(-) Sites  (1, 1)

Asymmetric Unit (1, 1)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREHOH A:148 , HOH A:150 , HOH A:153 , HOH B:149 , HOH B:151 , HOH B:152BINDING SITE FOR RESIDUE MG A 25

(-) SS Bonds  (0, 0)

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(-) Sequences/Alignments

Asymmetric/Biological Unit
   Reformat: Number of residues per line =  ('0' or empty: single-line sequence representation)
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Chain A from PDB  Type:DNA  Length:12
                                           
                  150d A  1 CGCGAATTaGCG 12
                                    10  
                                    9-EDA

Chain B from PDB  Type:DNA  Length:12
                                           
                  150d B 13 CGCGAATTaGCG 24
                                    22  
                                   21-EDA

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