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(-) Description

Title :  STRUCTURE AND SUBSTRATE OF A HISTONE H3 LYSINE METHYLTRANSFERASE FROM PARAMECIUM BURSARIA CHLORELLA VIRUS 1
 
Authors :  K. L. Manzur, A. Farooq, L. Zeng, O. Plotnikova, Sachchidanand, A. W. Koch, M. -M. Zhou
Date :  28 Oct 02  (Deposition) - 28 Jan 03  (Release) - 24 Feb 09  (Revision)
Method :  SOLUTION NMR
Resolution :  NOT APPLICABLE
Chains :  NMR Structure  :  A,B
Keywords :  Beta Barrel, Homodimer, Transferase (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  K. L. Manzur, A. Farooq, L. Zeng, O. Plotnikova, A. W. Koch, Sachchidanand, M. -M. Zhou
A Dimeric Viral Set Domain Methyltransferase Specific To Lys27 Of Histone H3.
Nat. Struct. Biol. V. 10 187 2003
PubMed-ID: 12567185  |  Reference-DOI: 10.1038/NSB898
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - HISTONE H3 LYSINE METHYLTRANSFERASE
    Chains: A, B
    Engineered: YES
    Expression System: ESCHERICHIA COLI BL21(DE3)
    Expression System Plasmid: PET22B
    Expression System Strain: BL21(DE3)
    Expression System Taxid: 469008
    Expression System Vector Type: PLASMID
    Gene: A612L
    Organism Scientific: PARAMECIUM BURSARIA CHLORELLA VIRUS 1
    Organism Taxid: 10506
    Synonym: A612L

 Structural Features

(-) Chains, Units

  
NMR Structure : 

Summary Information (see also Sequences/Alignments below)

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

(no "Ligand,Modified Residues,Ions" information available for 1N3J)

(-) Sites  (0, 0)

(no "Site" information available for 1N3J)

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 1N3J)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 1N3J)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 1N3J)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 1N3J)

(-) Exons   (0, 0)

(no "Exon" information available for 1N3J)

(-) 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:119
 aligned with O41094_PBCV1 | O41094 from UniProtKB/TrEMBL  Length:119

    Alignment length:119
                                    10        20        30        40        50        60        70        80        90       100       110         
         O41094_PBCV1     1 MFNDRVIVKKSPLGGYGVFARKSFEKGELVEECLCIVRHNDDWGTALEDYLFSRKNMSAMALGFGAIFNHSKDPNARHELTAGLKRMRIFTIKPIAIGEEITISYGDDYWLSRPRLTQN 119
               SCOP domains d1n3ja_ A: Viral histone H3 Lysine 27 Methyltransferase                                                                 SCOP domains
               CATH domains 1n3jA00 A:1-119 SET domain                                                                                              CATH domains
               Pfam domains ----------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .....eeee.......eeee.......eee.....eee.hhhhhhhh..eeeee..eeeee..hhhhhhh......eeee......eeeee.......eee.................. Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------- Transcript
                 1n3j A   1 MFNDRVIVKKSPLGGYGVFARKSFEKGELVEECLCIVRHNDDWGTALEDYLFSRKNMSAMALGFGAIFNHSKDPNARHELTAGLKRMRIFTIKPIAIGEEITISYGDDYWLSRPRLTQN 119
                                    10        20        30        40        50        60        70        80        90       100       110         


Chain B from PDB  Type:PROTEIN  Length:119
 aligned with O41094_PBCV1 | O41094 from UniProtKB/TrEMBL  Length:119

    Alignment length:119
                                    10        20        30        40        50        60        70        80        90       100       110         
         O41094_PBCV1     1 MFNDRVIVKKSPLGGYGVFARKSFEKGELVEECLCIVRHNDDWGTALEDYLFSRKNMSAMALGFGAIFNHSKDPNARHELTAGLKRMRIFTIKPIAIGEEITISYGDDYWLSRPRLTQN 119
               SCOP domains d1n3jb_ B: Viral histone H3 Lysine 27 Methyltransferase                                                                 SCOP domains
               CATH domains 1n3jB00 B:1-119 SET domain                                                                                              CATH domains
           Pfam domains (1) ------------------------------------------SET-1n3jB01 B:43-106                                            ------------- Pfam domains (1)
           Pfam domains (2) ------------------------------------------SET-1n3jB02 B:43-106                                            ------------- Pfam domains (2)
         Sec.struct. author .....eeee.......eeee.......eee.....eee.hhhhhhhh..eeeee..eeeee..hhhhhhh......eeee......eeeee.......eee.................. Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------- Transcript
                 1n3j B   1 MFNDRVIVKKSPLGGYGVFARKSFEKGELVEECLCIVRHNDDWGTALEDYLFSRKNMSAMALGFGAIFNHSKDPNARHELTAGLKRMRIFTIKPIAIGEEITISYGDDYWLSRPRLTQN 119
                                    10        20        30        40        50        60        70        80        90       100       110
   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 beta proteins (24004)

(-) CATH Domains  (1, 2)

NMR Structure
(-)
Class: Mainly Beta (13760)

(-) Pfam Domains  (1, 2)

NMR Structure
(-)
Clan: no clan defined [family: SET] (46)

(-) Gene Ontology  (3, 3)

NMR Structure(hide GO term definitions)
Chain A,B   (O41094_PBCV1 | O41094)
molecular function
    GO:0008168    methyltransferase activity    Catalysis of the transfer of a methyl group to an acceptor molecule.
    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).
biological process
    GO:0032259    methylation    The process in which a methyl group is covalently attached to a molecule.

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 Related Entries

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UniProtKB/TrEMBL
        O41094_PBCV1 | O41094: 2g46 3kma 3kmj 3kmt

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