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(-) Description

Title :  A PARALLEL STRANDED HUMAN TELOMERIC QUADRUPLEX IN COMPLEX WITH THE PORPHYRIN TMPYP4
 
Authors :  G. N. Parkinson, R. Ghosh, S. Neidle
Date :  20 Jul 06  (Deposition) - 08 May 07  (Release) - 13 Jul 11  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.09
Chains :  Asym./Biol. Unit :  A,B
Keywords :  Quadruplex, Dna, Propeller, Dimeric, Human Telomere Parallel Stranded, Ligand, Complex (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  G. N. Parkinson, R. Ghosh, S. Neidle
Structural Basis For Binding Of Porphyrin To Human Telomeres.
Biochemistry V. 46 2390 2007
PubMed-ID: 17274602  |  Reference-DOI: 10.1021/BI062244N

(-) Compounds

Molecule 1 - 5'-D(*TP*AP*GP*GP*GP*TP*TP*AP*GP*GP*G)-3'
    Chains: A, B
    Engineered: YES
    Fragment: TELOMERE
    Other Details: TELOMERIC DNA
    Other Details - Source: THIS SEQUENCE OCCURS NATURALLY IN HUMANS
    Synthetic: YES

 Structural Features

(-) Chains, Units

  12
Asymmetric/Biological Unit : AB

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (2, 5)

Asymmetric/Biological Unit (2, 5)
No.NameCountTypeFull Name
1K3Ligand/IonPOTASSIUM ION
2POH2Ligand/Ion(1Z,4Z,9Z,15Z)-5,10,15,20-TETRAKIS(1-METHYLPYRIDIN-1-IUM-4-YL)-21,23-DIHYDROPORPHYRIN

(-) Sites  (5, 5)

Asymmetric Unit (5, 5)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREDG A:4 , DG A:5 , DG A:10 , DG A:11 , K A:24 , K A:25 , DG B:15 , DG B:16 , DG B:21 , DG B:22BINDING SITE FOR RESIDUE K A 23
2AC2SOFTWAREDG A:5 , DG A:11 , K A:23 , DG B:16 , DG B:22BINDING SITE FOR RESIDUE K A 24
3AC3SOFTWAREDG A:3 , DG A:4 , DG A:9 , DG A:10 , K A:23 , DA B:13 , DG B:14 , DG B:15 , DG B:20 , DG B:21BINDING SITE FOR RESIDUE K A 25
4AC4SOFTWAREDT A:1 , DA A:8 , DT B:12 , DA B:13BINDING SITE FOR RESIDUE POH A 26
5AC5SOFTWAREDT A:6 , DG A:9 , DG A:10 , DT B:18 , DA B:19BINDING SITE FOR RESIDUE POH A 27

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 2HRI)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 2HRI)

 Sequence-Structure Mapping

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(-) Exons   (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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SAPs(SNPs) PROSITE motifs Exons
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Chain A from PDB  Type:DNA  Length:11
                                          
                  2hri A  1 TAGGGTTAGGG 11
                                    10 


Chain B from PDB  Type:DNA  Length:11
                                          
                  2hri B 12 TAGGGTTAGGG 22
                                    21
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 Classification and Annotation

(-) SCOP Domains  (0, 0)

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(-) Gene Ontology  (0, 0)

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