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(-) Description

Title :  NOE-BASED 3D STRUCTURE OF THE PREDISSOCIATED HOMODIMER OF CYLR2 IN EQUILIBRIUM WITH MONOMER AT 266K (-7 CELSIUS DEGREES)
 
Authors :  M. Jaremko, L. Jaremko, H. Kim, M. Cho, C. D. Schwieters, K. Giller, S. Be M. Zweckstetter
Date :  19 Sep 12  (Deposition) - 20 Feb 13  (Release) - 03 Apr 13  (Revision)
Method :  SOLUTION NMR
Resolution :  NOT APPLICABLE
Chains :  NMR Structure  :  A,B  (20x)
NMR Structure *:  A,B  (1x)
Keywords :  Homodimer, Cylr2, Dna Binding Protein, Noe-Based Structure, Protein Folding, Cold Denaturation, Cytolysin Repressor 2, Helix-Turn-Helix, Ensemble Calculations, Fast Exchange Dimer-Monomer Equlibrium, Dimer Dissociation (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  M. Jaremko, L. Jaremko, H. Y. Kim, M. K. Cho, C. D. Schwieters, K. Giller S. Becker, M. Zweckstetter
Cold Denaturation Of A Protein Dimer Monitored At Atomic Resolution.
Nat. Chem. Biol. V. 9 264 2013
PubMed-ID: 23396077  |  Reference-DOI: 10.1038/NCHEMBIO.1181

(-) Compounds

Molecule 1 - CYLR2
    Chains: A, B
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PET32A
    Expression System Strain: BL21(DE3)
    Expression System Taxid: 469008
    Expression System Vector Type: PLASMID
    Gene: CYLR2
    Organism Scientific: ENTEROCOCCUS FAECALIS
    Organism Taxid: 1351
    Synonym: PUTATIVE TRANSCRIPTION REGULATOR

 Structural Features

(-) Chains, Units

  12
NMR Structure (20x): AB
NMR Structure * (1x): AB

Summary Information (see also Sequences/Alignments below)

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

(no "Ligand,Modified Residues,Ions" information available for 2LYL)

(-) Sites  (0, 0)

(no "Site" information available for 2LYL)

(-) SS Bonds  (0, 0)

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

(-) Cis Peptide Bonds  (0, 0)

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

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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

(-) PROSITE Motifs  (0, 0)

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

(-) Exons   (0, 0)

(no "Exon" information available for 2LYL)

(-) 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:66
 aligned with Q8VL32_ENTFL | Q8VL32 from UniProtKB/TrEMBL  Length:66

    Alignment length:66
                                    10        20        30        40        50        60      
         Q8VL32_ENTFL     1 MIINNLKLIREKKKISQSELAALLEVSRQTINGIEKNKYNPSLQLALKIAYYLNTPLEDIFQWQPE  66
               SCOP domains d2lyla_ A: Putative transcription regulator CylR2                  SCOP domains
               CATH domains ------------------------------------------------------------------ CATH domains
               Pfam domains ------------------------------------------------------------------ Pfam domains
         Sec.struct. author ....hhhhhhhhh..hhhhhhhhhh.hhhhhhhhh......hhhhhhhhhhhhh.hhhhhh..... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------ PROSITE
                 Transcript ------------------------------------------------------------------ Transcript
                 2lyl A   1 MIINNLKLIREKKKISQSELAALLEVSRQTINGIEKNKYNPSLQLALKIAYYLNTPLEDIFQWQPE  66
                                    10        20        30        40        50        60      


Chain B from PDB  Type:PROTEIN  Length:66
 aligned with Q8VL32_ENTFL | Q8VL32 from UniProtKB/TrEMBL  Length:66

    Alignment length:66
                                    10        20        30        40        50        60      
         Q8VL32_ENTFL     1 MIINNLKLIREKKKISQSELAALLEVSRQTINGIEKNKYNPSLQLALKIAYYLNTPLEDIFQWQPE  66
               SCOP domains d2lylb_ B: Putative transcription regulator CylR2                  SCOP domains
               CATH domains ------------------------------------------------------------------ CATH domains
               Pfam domains ------------------------------------------------------------------ Pfam domains
         Sec.struct. author ....hhhhhhhhh..hhhhhhhhhh.hhhhhhhhhhh....hhhhhhhhhhhhh.hhhhhh..... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------ PROSITE
                 Transcript ------------------------------------------------------------------ Transcript
                 2lyl B  67 MIINNLKLIREKKKISQSELAALLEVSRQTINGIEKNKYNPSLQLALKIAYYLNTPLEDIFQWQPE 132
                                    76        86        96       106       116       126
   Legend:   → Mismatch (orange background)
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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, 2)

NMR Structure
(-)
Class: All alpha proteins (14657)

(-) CATH Domains  (0, 0)

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

(-) Pfam Domains  (0, 0)

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

(-) Gene Ontology  (2, 2)

NMR Structure(hide GO term definitions)
Chain A,B   (Q8VL32_ENTFL | Q8VL32)
molecular function
    GO:0003677    DNA binding    Any molecular function by which a gene product interacts selectively and non-covalently with DNA (deoxyribonucleic acid).
    GO:0043565    sequence-specific DNA binding    Interacting selectively and non-covalently with DNA of a specific nucleotide composition, e.g. GC-rich DNA binding, or with a specific sequence motif or type of DNA e.g. promotor binding or rDNA binding.

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  2lyl
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  Q8VL32_ENTFL | Q8VL32
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 Related Entries

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

UniProtKB/TrEMBL
        Q8VL32_ENTFL | Q8VL32: 1utx 2gzu 2lyj 2lyk 2lyp 2lyq 2lyr 2lys 2xi8 2xiu 2xj3

(-) Related Entries Specified in the PDB File

1utx X-RAY STRUCTURE OF THE SAME PROTEIN AT 1.9 A RESOLUTION
2gzu STRUCTURE OF THE SAME PROTEIN USING INTERMONOMER DISTANCES FROM PARAMAGNETIC RELAXATION ENHANCEMENT AND NMR DIPOLAR COUPLINGS
2lyj
2lyk
2lyp
2lyq
2lyr
2lys RELATED ID: 17894 RELATED DB: BMRB
2xi8 X-RAY STRUCTURE OF THE SAME PROTEIN AT 1.21 A RESOLUTION
2xiu X-RAY STRUCTURE OF MTSL-TAGGED CYLR2
2xj3 X-RAY STRUCTURE OF T55C MUTANT OF CYLR2