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(-) Description

Title :  METALLOTHIONEIN MTA FROM SEA URCHIN (ALPHA DOMAIN)
 
Authors :  R. Riek, B. Precheur, Y. Wang, E. A. Mackay, G. Wider, P. Guntert, A. Liu, J. H. R. Kaegi, K. Wuthrich
Date :  24 Jun 99  (Deposition) - 31 Aug 99  (Release) - 24 Feb 09  (Revision)
Method :  SOLUTION NMR
Resolution :  NOT APPLICABLE
Chains :  NMR Structure  :  A
Keywords :  Metallothionein, Metal-Binding, Detoxification, Radical Scavenger (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  R. Riek, B. Precheur, Y. Wang, E. A. Mackay, G. Wider, P. Guntert, A. Liu, J. H. R. Kaegi, K. Wuthrich
Nmr Structure Of The Sea Urchin (Strongylocentrotus Purpuratus) Metallothionein Mta
J. Mol. Biol. V. 291 417 1999
PubMed-ID: 10438629  |  Reference-DOI: 10.1006/JMBI.1999.2967
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - METALLOTHIONEIN
    Biological Unit: MONOMERIC
    Chains: A
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Strain: BL21(DE3)
    Expression System Taxid: 469008
    Fragment: ALPHA DOMAIN
    Organism Common: PURPLE SEA URCHIN
    Organism Scientific: STRONGYLOCENTROTUS PURPURATUS
    Organism Taxid: 7668
    Other Details: CADMIUM 4-METAL CLUSTER

 Structural Features

(-) Chains, Units

  
NMR Structure : 

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (1, 4)

NMR Structure (1, 4)
No.NameCountTypeFull Name
1CD4Ligand/IonCADMIUM ION

(-) Sites  (4, 4)

NMR Structure (4, 4)
No.NameEvidenceResiduesDescription
1AC1SOFTWARECYS A:6 , CYS A:28 , CYS A:29 , CYS A:34BINDING SITE FOR RESIDUE CD A 104
2AC2SOFTWARECYS A:17 , CYS A:22 , CYS A:23 , CYS A:28BINDING SITE FOR RESIDUE CD A 105
3AC3SOFTWARECYS A:6 , CYS A:9 , CYS A:15 , CYS A:23BINDING SITE FOR RESIDUE CD A 106
4AC4SOFTWARECYS A:8 , GLU A:14 , CYS A:15 , CYS A:34 , CYS A:35BINDING SITE FOR RESIDUE CD A 107

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 1QJK)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 1QJK)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 1QJK)

(-) Exons   (0, 0)

(no "Exon" information available for 1QJK)

(-) 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
(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:36
 aligned with MTA_STRPU | P04734 from UniProtKB/Swiss-Prot  Length:64

    Alignment length:36
                                    11        21        31      
             MTA_STRPU    2 PDVKCVCCKEGKECACFGQDCCKTGECCKDGTCCGI 37
               SCOP domains d1qjka_ A: Metallothionein           SCOP domains
               CATH domains ------------------------------------ CATH domains
               Pfam domains Metallothionein-1qjkA01 A:2-37       Pfam domains
         Sec.struct. author ....hhhhhhh........hhhhhh........... Sec.struct. author
                 SAPs(SNPs) ------------------------------------ SAPs(SNPs)
                    PROSITE ------------------------------------ PROSITE
                 Transcript ------------------------------------ Transcript
                  1qjk A  2 PDVKCVCCTEGKECACFGQDCCVTGECCKDGTCCGI 37
                                    11        21        31
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  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: Small proteins (3458)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 1QJK)

(-) Pfam Domains  (1, 1)

NMR Structure
(-)
Clan: no clan defined [family: Metallothionein] (1)

(-) Gene Ontology  (1, 1)

NMR Structure(hide GO term definitions)
Chain A   (MTA_STRPU | P04734)
molecular function
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.

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  1qjk
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 Related Entries

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

UniProtKB/Swiss-Prot
        MTA_STRPU | P04734: 1qjl

(-) Related Entries Specified in the PDB File

1qjl THE NMR CHEMICAL SHIFTS ARE DEPOSITED WITH THE BIOMAGRESBANK (BMRB).
4mt2