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(-) Description

Title :  CRYSTAL STRUCTURE OF THE HISTONE HMFB FROM METHANOTHERMUS FERVIDUS
 
Authors :  K. Decanniere, K. Sandman, J. N. Reeve, U. Heinemann
Date :  18 Mar 98  (Deposition) - 23 Mar 99  (Release) - 13 Jul 11  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.55
Chains :  Asym. Unit :  A
Biol. Unit 1:  A  (2x)
Keywords :  Histone (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  K. Decanniere, A. M. Babu, K. Sandman, J. N. Reeve, U. Heinemann
Crystal Structures Of Recombinant Histones Hmfa And Hmfb From The Hyperthermophilic Archaeon Methanothermus Fervidus
J. Mol. Biol. V. 303 35 2000
PubMed-ID: 11021968  |  Reference-DOI: 10.1006/JMBI.2000.4104
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - HISTONE HMFB
    Chains: A
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Gene: HMFB
    Expression System Taxid: 562
    Gene: HMFB
    Organism Scientific: METHANOTHERMUS FERVIDUS
    Organism Taxid: 2180

 Structural Features

(-) Chains, Units

  1
Asymmetric Unit : A
Biological Unit 1 (2x): A

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (2, 2)

Asymmetric Unit (2, 2)
No.NameCountTypeFull Name
1CL1Ligand/IonCHLORIDE ION
2ZN1Ligand/IonZINC ION
Biological Unit 1 (0, 0)
No.NameCountTypeFull Name
1CL-1Ligand/IonCHLORIDE ION
2ZN-1Ligand/IonZINC ION

(-) Sites  (2, 2)

Asymmetric Unit (2, 2)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREGLU A:34 , ASP A:38 , HIS A:49 , CL A:102BINDING SITE FOR RESIDUE ZN A 101
2AC2SOFTWAREASP A:38 , ZN A:101 , HOH A:155BINDING SITE FOR RESIDUE CL A 102

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 1A7W)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 1A7W)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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(-) Exons   (0, 0)

(no "Exon" information available for 1A7W)

(-) Sequences/Alignments

Asymmetric Unit
   Reformat: Number of residues per line =  ('0' or empty: single-line sequence representation)
  Number of residues per labelling interval =   
  UniProt sequence: complete  aligned part    
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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:68
 aligned with HMFB_METFE | P19267 from UniProtKB/Swiss-Prot  Length:69

    Alignment length:68
                                    10        20        30        40        50        60        
            HMFB_METFE    1 MELPIAPIGRIIKDAGAERVSDDARITLAKILEEMGRDIASEAIKLARHAGRKTIKAEDIELAVRRFK 68
               SCOP domains d1a7wa_ A: Archaeal histone                                          SCOP domains
               CATH domains 1a7wA00 A:1-68 Histone, subunit A                                    CATH domains
               Pfam domains -------------------------------------------------------------------- Pfam domains
         Sec.struct. author ....hhhhhhhhhh.......hhhhhhhhhhhhhhhhhhhhhhhhhhhhh......hhhhhhhhhh.. Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------------------- Transcript
                  1a7w A  1 MELPIAPIGRIIKDAGAERVSDDARITLAKILEEMGRDIASEAIKLARHAGRKTIKAEDIELAVRRFK 68
                                    10        20        30        40        50        60
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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, 1)

Asymmetric Unit
(-)
Class: All alpha proteins (14657)

(-) CATH Domains  (1, 1)

Asymmetric Unit
(-)
Class: Mainly Alpha (13335)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 1A7W)

(-) Gene Ontology  (4, 4)

Asymmetric Unit(hide GO term definitions)
Chain A   (HMFB_METFE | P19267)
molecular function
    GO:0003677    DNA binding    Any molecular function by which a gene product interacts selectively and non-covalently with DNA (deoxyribonucleic acid).
    GO:0046982    protein heterodimerization activity    Interacting selectively and non-covalently with a nonidentical protein to form a heterodimer.
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:0005737    cytoplasm    All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.

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  1a7w
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 Related Entries

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

UniProtKB/Swiss-Prot
        HMFB_METFE | P19267: 1b6w 1bfm

(-) Related Entries Specified in the PDB File

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