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(-) Description

Title :  NMR SOLUTION STRUCTURE OF M-CRYSTALLIN IN CALCIUM LOADED FORM(HOLO).
 
Authors :  R. Barnwal, M. Jobby, K. Devi, Y. Sharma, K. Chary
Date :  17 Mar 08  (Deposition) - 27 Jan 09  (Release) - 10 Mar 09  (Revision)
Method :  SOLUTION NMR
Resolution :  NOT APPLICABLE
Chains :  NMR Structure  :  A  (20x)
Keywords :  Crystallin, Eye Lens, Archaea, Protein, Evolution, Metal Binding Protein (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  R. P. Barnwal, M. K. Jobby, K. M. Devi, Y. Sharma, K. V. Chary
Solution Structure And Calcium-Binding Properties Of M-Crystallin, A Primordial Betagamma-Crystallin From Archaea.
J. Mol. Biol. V. 386 675 2009
PubMed-ID: 19138688  |  Reference-DOI: 10.1016/J.JMB.2008.12.058
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - BETA/GAMA CRYSTALLIN FAMILY PROTEIN
    Chains: A
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Vector: PET21A
    Expression System Vector Type: PLASMID
    Fragment: UNP RESIDUES 37-120
    Organism Scientific: METHANOSARCINA ACETIVORANS

 Structural Features

(-) Chains, Units

  
NMR Structure (20x): 

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (1, 2)

NMR Structure (1, 2)
No.NameCountTypeFull Name
1CA2Ligand/IonCALCIUM ION

(-) Sites  (2, 2)

NMR Structure (2, 2)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREGLU A:10 , LYS A:35 , SER A:37 , ASN A:77BINDING SITE FOR RESIDUE CA A 126
2AC2SOFTWAREASP A:34 , GLU A:50 , ASP A:76 , ASN A:77 , SER A:78 , SER A:80BINDING SITE FOR RESIDUE CA A 136

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 2K1W)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 2K1W)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 2K1W)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 2K1W)

(-) Exons   (0, 0)

(no "Exon" information available for 2K1W)

(-) 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:85
 aligned with Q8TMX3_METAC | Q8TMX3 from UniProtKB/TrEMBL  Length:120

    Alignment length:85
                                    45        55        65        75        85        95       105       115     
         Q8TMX3_METAC    36 VNAAEVIVYEHVNFGGKSFDATSDQPGAGDNLNDKISSIKVKSGTWRFYEYINYGGRYWDLGPGEYSSVESAGIPDNSISSFRQI 120
               SCOP domains d2k1wa_ A: automated matches                                                          SCOP domains
               CATH domains ------------------------------------------------------------------------------------- CATH domains
               Pfam domains ----Crystall-2k1wA01 A:5-85                                                           Pfam domains
         Sec.struct. author .....eeee..hhhhh.eeee.................eee...eeeee.........eee..eee..............eeeee Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------- Transcript
                 2k1w A   1 MNAAEVIVYEHVNFGGKSFDATSDQPGAGDNLNDKISSIKVKSGTWRFYEYINYGGRYWDLGPGEYSSVESAGIPDNSISSFRQI  85
                                    10        20        30        40        50        60        70        80
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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: All beta proteins (24004)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 2K1W)

(-) Pfam Domains  (1, 1)

NMR Structure
(-)
Clan: gCrystallin (22)

(-) Gene Ontology  (1, 1)

NMR Structure(hide GO term definitions)
Chain A   (Q8TMX3_METAC | Q8TMX3)
molecular function
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.

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 Related Entries

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

UniProtKB/TrEMBL
        Q8TMX3_METAC | Q8TMX3: 2k1x 3hz2 5ht9

(-) Related Entries Specified in the PDB File

2jo22k1x
6904