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(-) Description

Title :  SOLUTION NMR STRUCTURE OF SAP DOMAIN OF MKL/MYOCARDIN-LIKE PROTEIN 1 FROM H.SAPIENS, NORTHEAST STRUCTURAL GENOMICS CONSORTIUM TARGET TARGET HR4547E
 
Authors :  G. Liu, R. Xiao, J. Janjua, T. B. Acton, B. Mao, J. Everett, G. T. Montelione, Northeast Structural Genomics Consortium (Nesg)
Date :  28 Mar 10  (Deposition) - 21 Apr 10  (Release) - 21 Apr 10  (Revision)
Method :  SOLUTION NMR
Resolution :  NOT APPLICABLE
Chains :  NMR Structure  :  A  (20x)
Keywords :  Sap Motif, Dna/Rna Binding, Structural Genomics, Northeast Structural Genomics Consortium (Nesg), Psi-2, Protein Structure Initiative, Chromosomal Rearrangement, Coiled Coil, Nucleus, Phosphoprotein, Polymorphism, Proto- Oncogene, Transcription, Transcription Regulation, Transcription Regulator (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  G. Liu, R. Xiao, J. Janjua, T. B. Acton, B. Mao, J. Everett, G. T. Montelione
Northeast Structural Genomics Consortium Target Hr4547E
To Be Published
PubMed: search

(-) Compounds

Molecule 1 - MKL/MYOCARDIN-LIKE PROTEIN 1
    ChainsA
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System StrainBL21(DE3)+ MAGIC
    Expression System Taxid469008
    Expression System VectorPET 14-15C
    FragmentSAP DOMAIN RESIDUES 336-396
    GeneKIAA1438, MAL, MKL1
    Organism CommonHUMAN
    Organism ScientificHOMO SAPIENS
    Organism Taxid9606
    SynonymMYOCARDIN-RELATED TRANSCRIPTION FACTOR A, MRTF-A, MEGAKARYOBLASTIC LEUKEMIA 1 PROTEIN, MEGAKARYOCYTIC ACUTE LEUKEMIA PROTEIN

 Structural Features

(-) Chains, Units

  
NMR Structure (20x)

Summary Information (see also Sequences/Alignments below)

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

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

(-) Sites  (0, 0)

(no "Site" information available for 2KVU)

(-) SS Bonds  (0, 0)

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

(-) Cis Peptide Bonds  (0, 0)

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

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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

(-) PROSITE Motifs  (1, 1)

NMR Structure (1, 1)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1SAPPS50800 SAP motif profile.MKL1_HUMAN347-381  1A:26-60

(-) Exons   (0, 0)

(no "Exon" information available for 2KVU)

(-) 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:75
 aligned with MKL1_HUMAN | Q969V6 from UniProtKB/Swiss-Prot  Length:931

    Alignment length:142
                                   264       274       284       294       304       314       324       334       344       354       364       374       384       394  
           MKL1_HUMAN   255 MDSSYAKILQQQQLFLQLQILNQQQQQHHNYQAILPAPPKSAGEALGSSGTPPVRSLSTTNSSSSSGAPGPCGLARQNSTSLTGKPGALPANLDDMKVAELKQELKLRSLPVSGTKTELIERLRAYQDQISPVPGAPKAPAA 396
               SCOP domains ---------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ---------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains --------------------------------------------------------------------------------------------SAP-2kvuA01 A:26-60                --------------- Pfam domains
         Sec.struct. author ..------------------------............-------------------------------------------...............hhhhhhhhhhhh......hhhhhhhhhhhhhhh............. Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------SAP  PDB: A:26-60 UniProt: 347-381 --------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2kvu A   1 MG------------------------HHHHHHSHMSTP-------------------------------------------LTGKPGALPANLDDMKVAELKQELKLRSLPVSGTKTELIERLRAYQDQISPVPGAPKAPAA  75
                             |       -         -      |  6       | -         -         -         -         - |      23        33        43        53        63        73  
                             2                        3         14                                          15                                                            

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  - → Gap (green background, '-', border residues have a numbering label)
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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  (0, 0)

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

(-) CATH Domains  (0, 0)

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

(-) Pfam Domains  (1, 1)

NMR Structure
(-)
Clan: HeH (20)

(-) Gene Ontology  (21, 21)

NMR Structure(hide GO term definitions)
Chain A   (MKL1_HUMAN | Q969V6)
molecular function
    GO:0001105    RNA polymerase II transcription coactivator activity    Interacting selectively and non-covalently with an RNA polymerase II (RNAP II) regulatory transcription factor and also with the RNAP II basal transcription machinery in order to increase the frequency, rate or extent of transcription. Cofactors generally do not bind DNA, but rather mediate protein-protein interactions between activating transcription factors and the basal RNAP II transcription machinery.
    GO:0003779    actin binding    Interacting selectively and non-covalently with monomeric or multimeric forms of actin, including actin filaments.
    GO:0003785    actin monomer binding    Interacting selectively and non-covalently with monomeric actin, also known as G-actin.
    GO:0043522    leucine zipper domain binding    Interacting selectively and non-covalently with a leucine zipper domain, a protein secondary structure exhibiting a periodic repetition of leucine residues at every seventh position over a distance covering eight helical turns.
    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:0003713    transcription coactivator activity    Interacting selectively and non-covalently with a activating transcription factor and also with the basal transcription machinery in order to increase the frequency, rate or extent of transcription. Cofactors generally do not bind the template nucleic acid, but rather mediate protein-protein interactions between activating 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:0000976    transcription regulatory region sequence-specific DNA binding    Interacting selectively and non-covalently with a specific sequence of DNA that is part of a regulatory region that controls transcription of that section of the DNA. The transcribed region might be described as a gene, cistron, or operon.
biological process
    GO:2001234    negative regulation of apoptotic signaling pathway    Any process that stops, prevents or reduces the frequency, rate or extent of apoptotic signaling pathway.
    GO:0043154    negative regulation of cysteine-type endopeptidase activity involved in apoptotic process    Any process that stops, prevents, or reduces the frequency, rate or extent of a cysteine-type endopeptidase activity involved in the apoptotic process.
    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:0010735    positive regulation of transcription via serum response element binding    Any process that increases the frequency, rate or extent of the specifically regulated synthesis of RNA from DNA encoding a specific set of genes as a result of a transcription factor interacting with a serum response element (SRE). A serum response element is a short sequence with dyad symmetry found in the promoters of some of the cellular immediate-early genes, regulated by serum.
    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:0006357    regulation of transcription from RNA polymerase II promoter    Any process that modulates the frequency, rate or extent of transcription from an RNA polymerase II promoter.
    GO:0006355    regulation of transcription, DNA-templated    Any process that modulates the frequency, rate or extent of cellular DNA-templated transcription.
    GO:0051145    smooth muscle cell differentiation    The process in which a relatively unspecialized cell acquires specialized features of a smooth muscle cell; smooth muscle lacks transverse striations in its constituent fibers and are almost always involuntary.
    GO:0006351    transcription, DNA-templated    The cellular synthesis of RNA on a template of DNA.
cellular component
    GO:0005737    cytoplasm    All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.
    GO:0005829    cytosol    The part of the cytoplasm that does not contain organelles but which does contain other particulate matter, such as protein complexes.
    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
        MKL1_HUMAN | Q969V62kw9

(-) Related Entries Specified in the PDB File

2kw9