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(-) Description

Title :  THE REFINED STRUCTURE OF C-TERMINAL DOMAIN OF AN EF-HAND CALCIUM BINDING PROTEIN FROM ENTAMOEBA HISTOLYTICA
 
Authors :  S. M. Mustafi, S. Mukherjee, K. V. R Chary
Date :  13 Aug 06  (Deposition) - 22 Aug 06  (Release) - 24 Feb 09  (Revision)
Method :  SOLUTION NMR
Resolution :  NOT APPLICABLE
Chains :  NMR Structure  :  A  (16x)
Keywords :  Beta Sheet, Alpha Helix, Calcium Binding Loops, Metal Binding Protein (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  S. M. Mustafi, S. Mukherjee, K. V. Chary, G. Cavallaro
Structural Basis For The Observed Differential Magnetic Anisotropic Tensorial Values In Calcium Binding Proteins.
Proteins V. 65 656 2006
PubMed-ID: 16981203  |  Reference-DOI: 10.1002/PROT.21121
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - CALCIUM-BINDING PROTEIN
    Chains: A
    Fragment: C-TERMINAL DOMAIN, RESIDUES 71-134
    Organism Scientific: ENTAMOEBA HISTOLYTICA
    Organism Taxid: 5759
    Synonym: CABP

 Structural Features

(-) Chains, Units

  
NMR Structure (16x): 

Summary Information (see also Sequences/Alignments below)

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

NMR Structure (1, 1)
No.NameCountTypeFull Name
1LA1Ligand/IonLANTHANUM (III) ION

(-) Sites  (1, 1)

NMR Structure (1, 1)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREASP A:15 , ASP A:17 , GLY A:18 , ASP A:19 , LYS A:21 , GLU A:26BINDING SITE FOR RESIDUE LA A 226

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 2I18)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 2I18)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 2I18)

(-) PROSITE Motifs  (2, 4)

NMR Structure (2, 4)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1EF_HAND_2PS50222 EF-hand calcium-binding domain profile.CALBP_ENTHI1-32
33-68
72-107
108-134		  2-
-
A:2-37
A:38-64
2EF_HAND_1PS00018 EF-hand calcium-binding domain.CALBP_ENTHI10-22
46-58
85-97
117-129		  2-
-
A:15-27
A:47-59

(-) Exons   (0, 0)

(no "Exon" information available for 2I18)

(-) 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:64
 aligned with CALBP_ENTHI | P38505 from UniProtKB/Swiss-Prot  Length:134

    Alignment length:64
                                    80        90       100       110       120       130    
          CALBP_ENTHI    71 SDDKIGLKVLYKLMDVDGDGKLTKEEVTSFFKKHGIEKVAEQVMKADANGDGYITLEEFLEFSL 134
               SCOP domains ---------------------------------------------------------------- SCOP domains
               CATH domains ---------------------------------------------------------------- CATH domains
               Pfam domains ---------------------------------------------------------------- Pfam domains
         Sec.struct. author ...hhhhhhhhhhhh.....eeehhhhhhhhh..hhhhhhhhhhhhhh....eeehhhhhhhhh Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------- SAPs(SNPs)
                PROSITE (1) -EF_HAND_2  PDB: A:2-37              EF_HAND_2  PDB: A:38-64     PROSITE (1)
                PROSITE (2) --------------EF_HAND_1    -------------------EF_HAND_1    ----- PROSITE (2)
                 Transcript ---------------------------------------------------------------- Transcript
                 2i18 A   1 SDDKIGLKVLYKLMDVDGDGKLTKEEVTSFFKKHGIEKVAEQVMKADANGDGYITLEEFLEFSL  64
                                    10        20        30        40        50        60
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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  (0, 0)

(no "SCOP Domain" information available for 2I18)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 2I18)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 2I18)

(-) Gene Ontology  (2, 2)

NMR Structure(hide GO term definitions)
Chain A   (CALBP_ENTHI | P38505)
molecular function
    GO:0005509    calcium ion binding    Interacting selectively and non-covalently with calcium ions (Ca2+).
    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/Swiss-Prot
        CALBP_ENTHI | P38505: 1jfj 1jfk 2m7k 2m7m 2m7n 2nxq 3li6 3px1 3qjk 3ulg

(-) Related Entries Specified in the PDB File

1jfj NMR SOLUTION STRUCTURE OF AN EF-HAND CALCIUM BINDING PROTEIN FROM ENTAMOEBA HISTOLYTICA
1jfk MINIMUM ENERGY REPRESENTATIVE STRUCTURE OF A CALCIUM BOUND EF-HAND PROTEIN FROM ENTAMOEBA HISTOLYTICA