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(-) Description

Title :  SOLUTION STRUCTURE OF A DIIRON PROTEIN MODEL: DUE FERRI(II) TURN MUTANT
 
Authors :  O. Maglio, F. Nastri, J. R. Calhoun, S. Lahr, V. Pavone, W. F. Degrado, A. Lombardi
Date :  04 Aug 04  (Deposition) - 01 Mar 05  (Release) - 24 Feb 09  (Revision)
Method :  SOLUTION NMR
Resolution :  NOT APPLICABLE
Chains :  NMR Structure  :  A,B  (20x)
Keywords :  Diiron Proteins, Four-Helix Bundle, Protein Design, Inter- Helical Loops, De Novo Protein (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  S. J. Lahr, D. E. Engel, S. E. Stayrook, O. Maglio, B. North, S. Geremia, A. Lombardi, W. F. Degrado
Analysis And Design Of Turns In Alpha-Helical Hairpins
J. Mol. Biol. V. 346 1441 2005
PubMed-ID: 15713492  |  Reference-DOI: 10.1016/J.JMB.2004.12.016
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - FOUR-HELIX BUNDLE MODEL
    Chains: A, B
    Engineered: YES
    Expression System: ESCHERICHIA COLI BL21(DE3)
    Expression System Plasmid: PET28A
    Expression System Strain: BL21 (DE3)
    Expression System Taxid: 469008
    Expression System Vector Type: PLASMID
    Organism Scientific: ESCHERICHIA COLI
    Organism Taxid: 562

 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
1ZN2Ligand/IonZINC ION

(-) Sites  (2, 2)

NMR Structure (2, 2)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREGLU A:11 , GLU A:41 , HIS A:44 , GLU B:41BINDING SITE FOR RESIDUE ZN A 54
2AC2SOFTWAREGLU A:41 , GLU B:11 , GLU B:41 , HIS B:44BINDING SITE FOR RESIDUE ZN B 154

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 1U7M)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 1U7M)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 1U7M)

(-) PROSITE Motifs  (0, 0)

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(-) Exons   (0, 0)

(no "Exon" information available for 1U7M)

(-) 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:53
                                                                                    
               SCOP domains d1u7ma1 A:1-53 Artificial diiron protein              SCOP domains
               CATH domains 1u7mA00 A:1-53 Immunoglobulin FC, subunit C           CATH domains
               Pfam domains ----------------------------------------------------- Pfam domains
         Sec.struct. author ..hhhhhhhhhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------- PROSITE
                 Transcript ----------------------------------------------------- Transcript
                  1u7m A  1 MDYLRELYKLEQQAMKLYREASEKARNPEKKSVLQKILEDEEKHIEWLETING 53
                                    10        20        30        40        50   


Chain B from PDB  Type:PROTEIN  Length:53
                                                                                    
               SCOP domains d1u7mb1 B:1-53 Artificial diiron protein              SCOP domains
               CATH domains 1u7mB00 B:1-53 Immunoglobulin FC, subunit C           CATH domains
               Pfam domains ----------------------------------------------------- Pfam domains
         Sec.struct. author ..hhhhhhhhhhhhhhhhhhhhhhh.hhhhhhhhhhhhhhhhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------- PROSITE
                 Transcript ----------------------------------------------------- Transcript
                  1u7m B  1 MDYLRELYKLEQQAMKLYREASEKARNPEKKSVLQKILEDEEKHIEWLETING 53
                                    10        20        30        40        50
   Legend:   → Mismatch (orange background)
  - → Gap (green background, '-', border residues have a numbering label)
    → Modified Residue (blue background, lower-case, 'x' indicates undefined single-letter code, labelled with number + name)
  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, 2)

NMR Structure
(-)
Class: Designed proteins (167)

(-) CATH Domains  (1, 2)

NMR Structure
(-)
Class: Mainly Alpha (13335)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 1U7M)

(-) Gene Ontology  (0, 0)

NMR Structure(hide GO term definitions)
    (no "Gene Ontology" information available for 1U7M)

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 Related Entries

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

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(-) Related Entries Specified in the PDB File

1ec5 CRYSTAL STRUCTURE OF FOUR-HELIX BUNDLE MODEL
1jmb CRYSTAL STRUCTURE OF FOUR-HELIX BUNDLE MODEL
1jmo CRYSTAL STRUCTURE OF FOUR-HELIX BUNDLE MODEL
1mft CRYSTAL STRUCTURE OF FOUR-HELIX BUNDLE MODEL, DUE FERRI(II) TURN MUTANT
1nvo SOLUTION STRUCTURE OF FOUR-HELIX BUNDLE MODEL
1u7j SOLUTION STRUCTURE OF FOUR-HELIX BUNDLE MODEL