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(-) Description

Title :  SOLUTION STRUCTURE OF THE K18G/R82E ALICYCLOBACILLUS ACIDOCALDARIUS THIOREDOXIN MUTANT
 
Authors :  M. Leone, P. Di Lello, O. Ohlenschlager, E. M. Pedone, S. Bartolucci, M. Rossi, B. Di Blasio, C. Pedone, M. Saviano, C. Isernia, R. Fattorusso
Date :  05 Dec 03  (Deposition) - 22 Jun 04  (Release) - 24 Feb 09  (Revision)
Method :  SOLUTION NMR
Resolution :  NOT APPLICABLE
Chains :  NMR Structure  :  A  (20x)
Keywords :  Thioredoxin Fold, Redox-Active Center, Oxidoreductase (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  M. Leone, P. Di Lello, O. Ohlenschlager, E. M. Pedone, S. Bartolucci, M. Rossi, B. Di Blasio, C. Pedone, M. Saviano, C. Isernia, R. Fattorusso
Solution Structure And Backbone Dynamics Of The K18G/R82E Alicyclobacillus Acidocaldarius Thioredoxin Mutant: A Molecular Analysis Of Its Reduced Thermal Stability.
Biochemistry V. 43 6043 2004
PubMed-ID: 15147188  |  Reference-DOI: 10.1021/BI036261D
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - THIOREDOXIN
    ChainsA
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System PlasmidPTRC99A
    Expression System StrainJM101
    Expression System Taxid562
    GeneTRXA
    MutationYES
    Organism ScientificALICYCLOBACILLUS ACIDOCALDARIUS
    Organism Taxid405212
    SynonymTRX

 Structural Features

(-) Chains, Units

  
NMR Structure (20x)

Summary Information (see also Sequences/Alignments below)

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

(no "Ligand,Modified Residues,Ions" information available for 1RQM)

(-) Sites  (0, 0)

(no "Site" information available for 1RQM)

(-) SS Bonds  (1, 1)

NMR Structure
No.Residues
1A:29 -A:32

(-) Cis Peptide Bonds  (1, 20)

NMR Structure
No.ModelResidues
11, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20Ile A:72 -Pro A:73

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 1RQM)

(-) PROSITE Motifs  (2, 2)

NMR Structure (2, 2)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1THIOREDOXIN_2PS51352 Thioredoxin domain profile.THIO_ALIAC1-105  1A:1-105
2THIOREDOXIN_1PS00194 Thioredoxin family active site.THIO_ALIAC21-39  1A:21-39

(-) Exons   (0, 0)

(no "Exon" information available for 1RQM)

(-) 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    
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SAPs(SNPs) PROSITE motifs Exons
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Chain A from PDB  Type:PROTEIN  Length:105
 aligned with THIO_ALIAC | P80579 from UniProtKB/Swiss-Prot  Length:105

    Alignment length:105
                                    10        20        30        40        50        60        70        80        90       100     
           THIO_ALIAC     1 ATMTLTDANFQQAIQGDKPVLVDFWAAWCGPCRMMAPVLEEFAEAHADKVTVAKLNVDENPETTSQFGIMSIPTLILFKGGRPVKQLIGYQPKEQLEAQLADVLQ 105
               SCOP domains d1rqma_ A: Thioredoxin                                                                                    SCOP domains
               CATH domains 1rqmA00 A:1-105 Glutaredoxin                                                                              CATH domains
               Pfam domains Thioredoxin-1rqmA01 A:1-103                                                                            -- Pfam domains
         Sec.struct. author .....hhhhhhhhhh....eeeeee...hhhhhhhhhhhhhhhhh.....eeeeee.hhh.............eeeeee..eeeeeee...hhhhhhhhhhhhhh Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                PROSITE (1) THIOREDOXIN_2  PDB: A:1-105 UniProt: 1-105                                                                PROSITE (1)
                PROSITE (2) --------------------THIOREDOXIN_1      ------------------------------------------------------------------ PROSITE (2)
                 Transcript --------------------------------------------------------------------------------------------------------- Transcript
                 1rqm A   1 ATMTLTDANFQQAIQGDGPVLVDFWAAWCGPCRMMAPVLEEFAEAHADKVTVAKLNVDENPETTSQFGIMSIPTLILFKGGEPVKQLIGYQPKEQLEAQLADVLQ 105
                                    10        20        30        40        50        60        70        80        90       100     

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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

(-) CATH Domains  (1, 1)

NMR Structure
(-)
Class: Alpha Beta (26913)

(-) Pfam Domains  (1, 1)

NMR Structure

(-) Gene Ontology  (5, 5)

NMR Structure(hide GO term definitions)
Chain A   (THIO_ALIAC | P80579)
molecular function
    GO:0015035    protein disulfide oxidoreductase activity    Catalysis of the reaction: a protein with reduced sulfide groups = a protein with oxidized disulfide bonds.
biological process
    GO:0045454    cell redox homeostasis    Any process that maintains the redox environment of a cell or compartment within a cell.
    GO:0006662    glycerol ether metabolic process    The chemical reactions and pathways involving glycerol ethers, any anhydride formed between two organic hydroxy compounds, one of which is glycerol.
    GO:0055114    oxidation-reduction process    A metabolic process that results in the removal or addition of one or more electrons to or from a substance, with or without the concomitant removal or addition of a proton or protons.
cellular component
    GO:0005623    cell    The basic structural and functional unit of all organisms. Includes the plasma membrane and any external encapsulating structures such as the cell wall and cell envelope.

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  Cis Peptide Bonds
    Ile A:72 - Pro A:73   [ RasMol ]  
 

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 Related Entries

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

UniProtKB/Swiss-Prot
        THIO_ALIAC | P805791nsw 1nw2 1quw

(-) Related Entries Specified in the PDB File

1nsw THE CRYSTAL STRUCTURE OF THE K18G MUTANT OF THIOREDOXIN FROM ALICYCLOBACILLUS ACIDOCALDARIUS
1nw2 THE CRYSTAL STRUCTURE OF THE MUTANT R82E OF THIOREDOXIN FROM ALICYCLOBACILLUS ACIDOCALDARIUS
1quw SOLUTION STRUCTURE OF THE THIOREDOXIN FROM ALICYCLOBACILLUS ACIDOCALDARIUS