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(-) Description

Title :  NMR SOLUTION STRUCTURE OF SSO7D MUTANT, K12L, 12 CONFORMERS
 
Authors :  I. Arosio, T. Recca, R. Consonni, E. Alberti, P. Fusi, L. Zetta
Date :  13 Jun 05  (Deposition) - 29 Aug 06  (Release) - 04 Apr 12  (Revision)
Method :  SOLUTION NMR
Resolution :  NOT APPLICABLE
Chains :  NMR Structure  :  A  (12x)
NMR Structure *:  A  (1x)
Keywords :  Dna-Binding Protein, Thermostable Protein, Sulfolobus Solfataricus, Single Point Mutation, Dna Binding Protein (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  I. Arosio, T. Recca, R. Consonni, E. Alberti, P. Fusi, L. Zetta
Structural Determinants Responsible For The Thermostability Of Sso7D And Its Single Point Mutants
To Be Published
PubMed: search
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - DNA-BINDING PROTEIN 7A
    Chains: A
    EC Number: 3.1.27.-
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PT7-7
    Expression System Strain: BL21 (DE3) PLYSE
    Expression System Taxid: 562
    Expression System Vector Type: PLASMID
    Mutation: YES
    Organism Scientific: SULFOLOBUS SOLFATARICUS
    Organism Taxid: 2287
    Synonym: SSO7D, 7 KDA DNA-BINDING PROTEIN A, ENDORIBONUCLEASE P2, P7SS

 Structural Features

(-) Chains, Units

  1
NMR Structure (12x): A
NMR Structure * (1x): A

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (0, 0)

(no "Ligand,Modified Residues,Ions" information available for 2CVR)

(-) Sites  (0, 0)

(no "Site" information available for 2CVR)

(-) SS Bonds  (0, 0)

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

(-) Cis Peptide Bonds  (6, 10)

NMR Structure
No.ModelResidues
13, 11Lys A:21 -Val A:22
23, 9, 12Leu A:58 -Glu A:59
38Lys A:39 -Thr A:40
49, 11Glu A:35 -Gly A:36
510Tyr A:7 -Lys A:8
610Lys A:8 -Gly A:9

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 2CVR)

(-) PROSITE Motifs  (0, 0)

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(-) Exons   (0, 0)

(no "Exon" information available for 2CVR)

(-) Sequences/Alignments

NMR Structure
   Reformat: Number of residues per line =  ('0' or empty: single-line sequence representation)
  Number of residues per labelling interval =   
  UniProt sequence: complete  aligned part    
   Show mapping: SCOP domains CATH domains Pfam domains Secondary structure (by author)
SAPs(SNPs) PROSITE motifs Exons
(details for a mapped element are shown in a popup box when the mouse pointer rests over it) 
Chain A from PDB  Type:PROTEIN  Length:62
 aligned with DN7A_SULSO | P61991 from UniProtKB/Swiss-Prot  Length:64

    Alignment length:62
                                    11        21        31        41        51        61  
            DN7A_SULSO    2 ATVKFKYKGEEKQVDISKIKKVWRVGKMISFTYDEGGGKTGRGAVSEKDAPKELLQMLEKQK 63
               SCOP domains d2cvra_ A: DNA-binding protein                                 SCOP domains
               CATH domains 2cvrA00 A:1-62  [code=2.40.50.40, no name defined]             CATH domains
               Pfam domains -------------------------------------------------------------- Pfam domains
     Sec.struct. author (1) .eeeeee..------hhhh..eeee..eeeeeeee....eeeeeeee....hhhhhhh.... Sec.struct. author (1)
     Sec.struct. author (2) ---------eeeeeee---------------------------------------------- Sec.struct. author (2)
                 SAPs(SNPs) -------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------------- Transcript
                  2cvr A  1 ATVKFKYKGEELQVDISKIKKVWRVGKMISFTYDEGGGKTGRGAVSEKDAPKELLQMLEKQK 62
                                    10        20        30        40        50        60
   Legend:   → Mismatch (orange background)
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  x → Chemical Group (purple background, 'x', labelled with number + name, e.g. ACE or NH2)
  extra numbering lines below/above indicate numbering irregularities and modified residue names etc., number ends below/above '|'

 Classification and Annotation

(-) SCOP Domains  (1, 1)

NMR Structure
(-)
Class: All beta proteins (24004)

(-) CATH Domains  (1, 1)

NMR Structure
(-)
Class: Mainly Beta (13760)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 2CVR)

(-) Gene Ontology  (4, 4)

NMR Structure(hide GO term definitions)
Chain A   (DN7A_SULSO | P61991)
molecular function
    GO:0003677    DNA binding    Any molecular function by which a gene product interacts selectively and non-covalently with DNA (deoxyribonucleic acid).
    GO:0004521    endoribonuclease activity    Catalysis of the hydrolysis of ester linkages within ribonucleic acid by creating internal breaks.
    GO:0016787    hydrolase activity    Catalysis of the hydrolysis of various bonds, e.g. C-O, C-N, C-C, phosphoric anhydride bonds, etc. Hydrolase is the systematic name for any enzyme of EC class 3.
biological process
    GO:0090502    RNA phosphodiester bond hydrolysis, endonucleolytic    The chemical reactions and pathways involving the hydrolysis of internal 3',5'-phosphodiester bonds in one or two strands of ribonucleotides.

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  Cis Peptide Bonds
    Glu A:35 - Gly A:36   [ RasMol ]  
    Leu A:58 - Glu A:59   [ RasMol ]  
    Lys A:21 - Val A:22   [ RasMol ]  
    Lys A:39 - Thr A:40   [ RasMol ]  
    Lys A:8 - Gly A:9   [ RasMol ]  
    Tyr A:7 - Lys A:8   [ RasMol ]  
 

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 Related Entries

(-) Entries Sharing at Least One Protein Chain (UniProt ID)

UniProtKB/Swiss-Prot
        DN7A_SULSO | P61991: 1b4o 1bnz 1jic 1sso

(-) Related Entries Specified in the PDB File

1b4o F31A MUTANT OF THE RECOMBINANT SSO7D
1jic SSO7D RECOMBINANT WILD TYPE PROTEIN