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(-) Description

Title :  SOLUTION STRUCTURES OF THE C2H2 TYPE ZINC FINGER DOMAIN OF HUMAN TRANSCRIPTIONAL REPRESSOR CTCF
 
Authors :  M. Sato, K. Saito, S. Koshiba, M. Inoue, T. Kigawa, S. Yokoyama, Riken Structural Genomics/Proteomics Initiative (Rsgi)
Date :  17 May 05  (Deposition) - 17 Nov 05  (Release) - 24 Feb 09  (Revision)
Method :  SOLUTION NMR
Resolution :  NOT APPLICABLE
Chains :  NMR Structure  :  A  (20x)
Keywords :  Zinc Finger Protein, Structural Genomics, Nppsfa, National Project On Protein Structural And Functional Analyses, Riken Structural Genomics/Proteomics Initiative, Rsgi, Dna Binding Protein (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  M. Sato, K. Saito, S. Koshiba, M. Inoue, T. Kigawa, S. Yokoyama
Solution Structures Of The C2H2 Type Zinc Finger Domain Of Human Transcriptional Repressor Ctcf
To Be Published
PubMed: search
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - TRANSCRIPTIONAL REPRESSOR CTCF
    ChainsA
    EngineeredYES
    Expression System PlasmidP040719-09
    Expression System Vector TypePLASMID
    FragmentC2H2 TYPE ZINC FINGER DOMAIN
    GeneCTCF
    Organism CommonHUMAN
    Organism ScientificHOMO SAPIENS
    Organism Taxid9606
    Other DetailsCELL-FREE PROTEIN SYNTHESIS
    SynonymCCCTC-BINDING FACTOR, CTCFL PARALOG, 11-ZINC FINGER PROTEIN

 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
1AC1SOFTWARECYS A:18 , CYS A:21 , HIS A:34 , HIS A:39BINDING SITE FOR RESIDUE ZN A 201
2AC2SOFTWARECYS A:50 , CYS A:53 , HIS A:66 , CYS A:70BINDING SITE FOR RESIDUE ZN A 401

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 1X6H)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 1X6H)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (1, 1)

NMR Structure (1, 1)
  dbSNPPDB
No.SourceVariant IDVariantUniProt IDStatusIDChainVariant
1UniProtVAR_070776R567WCTCF_HUMANDisease (MRD21)879255516AR60W

  SNP/SAP Summary Statistics (UniProtKB/Swiss-Prot)

(-) PROSITE Motifs  (1, 3)

NMR Structure (1, 3)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1ZINC_FINGER_C2H2_1PS00028 Zinc finger C2H2 type domain signature.CTCF_HUMAN268-288
296-316
324-345
409-430
439-460
469-489
497-517
525-546
  3-
-
-
A:6-7
-
-
A:8-10
A:18-39

(-) Exons   (4, 4)

NMR Structure (4, 4)
 ENSEMBLUniProtKBPDB
No.Transcript IDExonExon IDGenome LocationLengthIDLocationLengthCountLocationLength
1.1aENST000002640101aENSE00001558712chr16:67596310-67596627318CTCF_HUMAN-00--
1.2ENST000002640102ENSE00001664803chr16:67605051-67605167117CTCF_HUMAN-00--
1.3ENST000002640103ENSE00002191256chr16:67644727-67645516790CTCF_HUMAN1-2612610--
1.4ENST000002640104ENSE00001645353chr16:67645854-67646024171CTCF_HUMAN261-318580--
1.5bENST000002640105bENSE00001787619chr16:67650648-67650781134CTCF_HUMAN318-362450--
1.6ENST000002640106ENSE00000690280chr16:67654600-67654720121CTCF_HUMAN363-403411A:1-4 (gaps)17
1.7ENST000002640107ENSE00000690296chr16:67655345-67655494150CTCF_HUMAN403-453511A:4-7 (gaps)18
1.8ENST000002640108ENSE00000690297chr16:67660458-67660618161CTCF_HUMAN453-506540--
1.9aENST000002640109aENSE00001251143chr16:67662273-67662455183CTCF_HUMAN507-567611A:8-6053
1.10ENST0000026401010ENSE00000690303chr16:67663301-67663436136CTCF_HUMAN568-613461A:61-86 (gaps)30
1.11ENST0000026401011ENSE00000690304chr16:67670593-67670754162CTCF_HUMAN613-667550--
1.12aENST0000026401012aENSE00001548234chr16:67671591-676730861496CTCF_HUMAN667-727610--

(-) 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:86
 aligned with CTCF_HUMAN | P49711 from UniProtKB/Swiss-Prot  Length:727

    Alignment length:211
                                   396       406       416       426       436       446       456       466       476       486       496       506       516       526       536       546       556       566       576       586       596 
           CTCF_HUMAN   387 ASRDTYKLKRHMRTHSGEKPYECYICHARFTQSGTMKMHILQKHTENVAKFHCPHCDTVIARKSDLGVHLRKQHSYIEQGKKCRYCDAVFHERYALIQHQKSHKNEKRFKCDQCDYACRQERHMIMHKRTHTGEKPYACSHCDKTFRQKQLLDMHFKRYHDPNFVPAAFVCSKCGKTFTRRNTMARHADNCAGPDGVEGENGGETKKSKRG 597
               SCOP domains --------------------------------------------------------------------------------------------------------------------------------d1x6ha2 A:8-43                      d1x6ha1 A:44-80                      ---------- SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------zf-H2C2_2-1x6hA02   --------------------zf-C2H2_4-1x6hA01       ------------------- Pfam domains
         Sec.struct. author ..-------------..--------------...----------------------------------------------------------------------------------------------........ee......ee.hhhhhhhhhhhh.........ee......ee.hhhhhhhhhhhh...............----. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------W------------------------------ SAPs(SNPs)
                    PROSITE ----------------------ZINC_FINGER_C2H2_1    --------ZINC_FINGER_C2H2_1    --------ZINC_FINGER_C2H2_1   -------ZINC_FINGER_C2H2_1   -------ZINC_FINGER_C2H2_1    --------------------------------------------------- PROSITE
           Transcript 1 (1) Exon 1.6         -------------------------------------------------Exon 1.8  PDB: - UniProt: 453-506                     Exon 1.9a  PDB: A:8-60 UniProt: 507-567 [INCOMPLETE]         Exon 1.10  PDB: A:61-86 (gaps) Transcript 1 (1)
           Transcript 1 (2) ----------------Exon 1.7  PDB: A:4-7 (gaps) UniProt: 403-453       ------------------------------------------------------------------------------------------------------------------------------------------------ Transcript 1 (2)
                 1x6h A   1 GS-------------SG--------------SSG----------------------------------------------------------------------------------------------RTHTGEKPYACSHCDKTFRQKQLLDMHFKRYHDPNFVPAAFVCSKCGKTFTRRNTMARHADNCAGPDGVEGENSGPSS----G  86
                             |       -     ||  -         - | |     -         -         -         -         -         -         -         -         -        |9        19        29        39        49        59        69        79     |   -|
                             2             3|              5 7                                                                                              8                                                                           85   86
                                            4                                                                                                                                                                                                  

   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

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 1X6H)

(-) Pfam Domains  (2, 2)

NMR Structure
(-)
Clan: C2H2-zf (71)

(-) Gene Ontology  (39, 39)

NMR Structure(hide GO term definitions)
Chain A   (CTCF_HUMAN | P49711)
molecular function
    GO:0003677    DNA binding    Any molecular function by which a gene product interacts selectively and non-covalently with DNA (deoxyribonucleic acid).
    GO:0000978    RNA polymerase II core promoter proximal region sequence-specific DNA binding    Interacting selectively and non-covalently with a sequence of DNA that is in cis with and relatively close to a core promoter for RNA polymerase II.
    GO:0003682    chromatin binding    Interacting selectively and non-covalently with chromatin, the network of fibers of DNA, protein, and sometimes RNA, that make up the chromosomes of the eukaryotic nucleus during interphase.
    GO:0043035    chromatin insulator sequence binding    Interacting selectively and non-covalently and stoichiometrically with a chromatin insulator sequence, a DNA sequence that prevents enhancer-mediated activation or repression of transcription.
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.
    GO:0003676    nucleic acid binding    Interacting selectively and non-covalently with any nucleic acid.
    GO:0005515    protein binding    Interacting selectively and non-covalently with any protein or protein complex (a complex of two or more proteins that may include other nonprotein molecules).
    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.
    GO:0003714    transcription corepressor activity    Interacting selectively and non-covalently with a repressing transcription factor and also with the basal transcription machinery in order to stop, prevent, or reduce the frequency, rate or extent of transcription. Cofactors generally do not bind the template nucleic acid, but rather mediate protein-protein interactions between repressive transcription factors and the basal transcription machinery.
    GO:0003700    transcription factor activity, sequence-specific DNA binding    Interacting selectively and non-covalently with a specific DNA sequence in order to modulate transcription. The transcription factor may or may not also interact selectively with a protein or macromolecular complex.
    GO:0044212    transcription regulatory region DNA binding    Interacting selectively and non-covalently with a DNA region that regulates the transcription of a region of DNA, which may be a gene, cistron, or operon. Binding may occur as a sequence specific interaction or as an interaction observed only once a factor has been recruited to the DNA by other factors.
    GO:0001228    transcriptional activator activity, RNA polymerase II transcription regulatory region sequence-specific binding    Interacting selectively and non-covalently with a sequence of DNA that is in the transcription regulatory region for RNA polymerase II (RNAP II) in order to activate or increase the frequency, rate or extent of transcription from the RNAP II promoter.
    GO:0001078    transcriptional repressor activity, RNA polymerase II core promoter proximal region sequence-specific binding    Interacting selectively and non-covalently with a sequence of DNA that is in cis with and relatively close to a core promoter for RNA polymerase II (RNAP II) in order to stop, prevent, or reduce the frequency, rate or extent of transcription from an RNA polymerase II promoter.
    GO:0008270    zinc ion binding    Interacting selectively and non-covalently with zinc (Zn) ions.
biological process
    GO:0006306    DNA methylation    The covalent transfer of a methyl group to either N-6 of adenine or C-5 or N-4 of cytosine.
    GO:0007059    chromosome segregation    The process in which genetic material, in the form of chromosomes, is organized into specific structures and then physically separated and apportioned to two or more sets. In eukaryotes, chromosome segregation begins with the condensation of chromosomes, includes chromosome separation, and ends when chromosomes have completed movement to the spindle poles.
    GO:0010216    maintenance of DNA methylation    Any process involved in maintaining the methylation state of a nucleotide sequence.
    GO:0010629    negative regulation of gene expression    Any process that decreases the frequency, rate or extent of gene expression. Gene expression is the process in which a gene's coding sequence is converted into a mature gene product or products (proteins or RNA). This includes the production of an RNA transcript as well as any processing to produce a mature RNA product or an mRNA or circRNA (for protein-coding genes) and the translation of that mRNA or circRNA into protein. Protein maturation is included when required to form an active form of a product from an inactive precursor form.
    GO:0000122    negative regulation of transcription from RNA polymerase II promoter    Any process that stops, prevents, or reduces the frequency, rate or extent of transcription from an RNA polymerase II promoter.
    GO:0045892    negative regulation of transcription, DNA-templated    Any process that stops, prevents, or reduces the frequency, rate or extent of cellular DNA-templated transcription.
    GO:0016584    nucleosome positioning    Ordering of successions of nucleosomes into regular arrays so that nucleosomes are positioned at defined distances from one another.
    GO:0010628    positive regulation of gene expression    Any process that increases the frequency, rate or extent of gene expression. Gene expression is the process in which a gene's coding sequence is converted into a mature gene product or products (proteins or RNA). This includes the production of an RNA transcript as well as any processing to produce a mature RNA product or an mRNA or circRNA (for protein-coding genes) and the translation of that mRNA or circRNA into protein. Protein maturation is included when required to form an active form of a product from an inactive precursor form.
    GO:0045944    positive regulation of transcription from RNA polymerase II promoter    Any process that activates or increases the frequency, rate or extent of transcription from an RNA polymerase II promoter.
    GO:0045893    positive regulation of transcription, DNA-templated    Any process that activates or increases the frequency, rate or extent of cellular DNA-templated transcription.
    GO:0070602    regulation of centromeric sister chromatid cohesion    Any process that modulates the frequency, rate or extent of sister chromatid cohesion in the centromeric region of a chromosome.
    GO:0006349    regulation of gene expression by genetic imprinting    Heritable alterations in the activity of a gene that depend on whether it passed through the paternal or the maternal germline, but that are not encoded by DNA itself.
    GO:0040029    regulation of gene expression, epigenetic    Any process that modulates the frequency, rate or extent of gene expression; the process is mitotically or meiotically heritable, or is stably self-propagated in the cytoplasm of a resting cell, and does not entail a change in DNA sequence.
    GO:0035065    regulation of histone acetylation    Any process that modulates the frequency, rate or extent of the addition of an acetyl group to a histone protein.
    GO:0031060    regulation of histone methylation    Any process that modulates the frequency, rate or extent of the covalent addition of methyl groups to histones.
    GO:0040030    regulation of molecular function, epigenetic    Any heritable epigenetic process that modulates the frequency, rate or extent of protein function by self-perpetuating conformational conversions of normal proteins in healthy cells. This is distinct from, though mechanistically analogous to, disease states associated with prion propagation and amyloidogenesis. A single protein, if it carries a glutamine/asparagine-rich ('prion') domain, can sometimes stably exist in at least two distinct physical states, each associated with a different phenotype; propagation of one of these traits is achieved by a self-perpetuating change in the protein from one form to the other, mediated by conformational changes in the glutamine/asparagine-rich domain. Prion domains are both modular and transferable to other proteins, on which they can confer a heritable epigenetic alteration of function; existing bioinformatics data indicate that they are rare in non-eukarya, but common in eukarya.
    GO:0006355    regulation of transcription, DNA-templated    Any process that modulates the frequency, rate or extent of cellular DNA-templated transcription.
    GO:0006366    transcription from RNA polymerase II promoter    The synthesis of RNA from a DNA template by RNA polymerase II, originating at an RNA polymerase II promoter. Includes transcription of messenger RNA (mRNA) and certain small nuclear RNAs (snRNAs).
    GO:0006351    transcription, DNA-templated    The cellular synthesis of RNA on a template of DNA.
cellular component
    GO:0005694    chromosome    A structure composed of a very long molecule of DNA and associated proteins (e.g. histones) that carries hereditary information.
    GO:0000775    chromosome, centromeric region    The region of a chromosome that includes the centromeric DNA and associated proteins. In monocentric chromosomes, this region corresponds to a single area of the chromosome, whereas in holocentric chromosomes, it is evenly distributed along the chromosome.
    GO:0000793    condensed chromosome    A highly compacted molecule of DNA and associated proteins resulting in a cytologically distinct structure.
    GO:0005730    nucleolus    A small, dense body one or more of which are present in the nucleus of eukaryotic cells. It is rich in RNA and protein, is not bounded by a limiting membrane, and is not seen during mitosis. Its prime function is the transcription of the nucleolar DNA into 45S ribosomal-precursor RNA, the processing of this RNA into 5.8S, 18S, and 28S components of ribosomal RNA, and the association of these components with 5S RNA and proteins synthesized outside the nucleolus. This association results in the formation of ribonucleoprotein precursors; these pass into the cytoplasm and mature into the 40S and 60S subunits of the ribosome.
    GO:0005654    nucleoplasm    That part of the nuclear content other than the chromosomes or the nucleolus.
    GO:0005634    nucleus    A membrane-bounded organelle of eukaryotic cells in which chromosomes are housed and replicated. In most cells, the nucleus contains all of the cell's chromosomes except the organellar chromosomes, and is the site of RNA synthesis and processing. In some species, or in specialized cell types, RNA metabolism or DNA replication may be absent.

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 Related Entries

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

UniProtKB/Swiss-Prot
        CTCF_HUMAN | P497112ct1 5k5h 5k5i 5k5j 5k5l 5kkq 5t00 5t0u 5und

(-) Related Entries Specified in the PDB File

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