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(-) Description

Title :  CORE GP32, DNA-BINDING PROTEIN
 
Authors :  Y. Shamoo, A. M. Friedman, M. R. Parsons, W. H. Konigsberg, T. A. Steitz
Date :  01 Jun 95  (Deposition) - 15 Oct 95  (Release) - 24 Feb 09  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.20
Chains :  Asym./Biol. Unit :  A
Keywords :  Ssb, Single-Stranded Dna-Binding, Zinc Binding Domain, Dna Binding Protein/Dna Complex (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  Y. Shamoo, A. M. Friedman, M. R. Parsons, W. H. Konigsberg, T. A. Steitz
Crystal Structure Of A Replication Fork Single-Stranded Dna Binding Protein (T4 Gp32) Complexed To Dna.
Nature V. 376 362 1995
PubMed-ID: 7630406  |  Reference-DOI: 10.1038/376362A0
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - PROTEIN (CORE GP32)
    ChainsA
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System GeneGENE 32
    Expression System PlasmidPYS55
    Expression System Taxid562
    GeneGENE 32
    Organism ScientificENTEROBACTERIA PHAGE T4
    Organism Taxid10665
    SynonymGP32*III
    VariantT4D

 Structural Features

(-) Chains, Units

  1
Asymmetric/Biological Unit A

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (1, 1)

Asymmetric/Biological Unit (1, 1)
No.NameCountTypeFull Name
1ZN1Ligand/IonZINC ION

(-) Sites  (1, 1)

Asymmetric Unit (1, 1)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREHIS A:64 , CYS A:77 , CYS A:87 , CYS A:90BINDING SITE FOR RESIDUE ZN A 1

(-) SS Bonds  (0, 0)

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

(-) Cis Peptide Bonds  (0, 0)

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

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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

(-) PROSITE Motifs  (0, 0)

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

(-) Exons   (0, 0)

(no "Exon" information available for 1GPC)

(-) Sequences/Alignments

Asymmetric/Biological 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    
   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:218
 aligned with VHED_BPT4 | P03695 from UniProtKB/Swiss-Prot  Length:301

    Alignment length:218
                                    31        41        51        61        71        81        91       101       111       121       131       141       151       161       171       181       191       201       211       221       231        
            VHED_BPT4    22 GFSSEDKGEWKLKLDNAGNGQAVIRFLPSKNDEQAPFAILVNHGFKKNGKWYIETCSSTHGDYDSCPVCQYISKNDLYNTDNKEYSLVKRKTSYWANILVVKDPAAPENEGKVFKYRFGKKIWDKINAMIAVDVEMGETPVDVTCPWEGANFVLKVKQVSGFSNYDESKFLNQSAIPNIDDESFQKELFEQMVDLSEMTSKDKFKSFEELNTKFGQVM 239
               SCOP domains d1gpca_ A: Gene 32 protein (gp32) core                                                                                                                                                                                     SCOP domains
               CATH domains 1gpcA00 A:22-239 Replication Fork Single-Stranded Dna Binding Protein                                                                                                                                                      CATH domains
               Pfam domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ....hhh............eeeeeee..........eeeeeeeeeee..eeeeee.hhhh......hhhhhhhh..hhhh.hhhhhhh..eeeeeeeeeeee.hhhhhh...eeeeee.hhhhhhhh......hhh...............eeeeeeee..eee.................hhhhhhhhhh...hhhhh.......hhhhhhhhhh.. Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1gpc A  22 GFSSEDKGEWKLKLDNAGNGQAVIRFLPSKNDEQAPFAILVNHGFKKNGKWYIETCSSTHGDYDSCPVCQYISKNDLYNTDNKEYSLVKRKTSYWANILVVKDPAAPENEGKVFKYRFGKKIWDKINAMIAVDVEMGETPVDVTCPWEGANFVLKVKQVSGFSNYDESKFLNQSAIPNIDDESFQKELFEQMVDLSEMTSKDKFKSFEELNTKFGQVM 239
                                    31        41        51        61        71        81        91       101       111       121       131       141       151       161       171       181       191       201       211       221       231        

   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, 1)

Asymmetric/Biological Unit

(-) CATH Domains  (1, 1)

Asymmetric/Biological Unit
(-)
Class: Alpha Beta (26913)

(-) Pfam Domains  (0, 0)

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

(-) Gene Ontology  (8, 8)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A   (VHED_BPT4 | P03695)
molecular function
    GO:0003677    DNA binding    Any molecular function by which a gene product interacts selectively and non-covalently with DNA (deoxyribonucleic acid).
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.
    GO:0003697    single-stranded DNA binding    Interacting selectively and non-covalently with single-stranded DNA.
biological process
    GO:0006310    DNA recombination    Any process in which a new genotype is formed by reassortment of genes resulting in gene combinations different from those that were present in the parents. In eukaryotes genetic recombination can occur by chromosome assortment, intrachromosomal recombination, or nonreciprocal interchromosomal recombination. Intrachromosomal recombination occurs by crossing over. In bacteria it may occur by genetic transformation, conjugation, transduction, or F-duction.
    GO:0006281    DNA repair    The process of restoring DNA after damage. Genomes are subject to damage by chemical and physical agents in the environment (e.g. UV and ionizing radiations, chemical mutagens, fungal and bacterial toxins, etc.) and by free radicals or alkylating agents endogenously generated in metabolism. DNA is also damaged because of errors during its replication. A variety of different DNA repair pathways have been reported that include direct reversal, base excision repair, nucleotide excision repair, photoreactivation, bypass, double-strand break repair pathway, and mismatch repair pathway.
    GO:0006260    DNA replication    The cellular metabolic process in which a cell duplicates one or more molecules of DNA. DNA replication begins when specific sequences, known as origins of replication, are recognized and bound by initiation proteins, and ends when the original DNA molecule has been completely duplicated and the copies topologically separated. The unit of replication usually corresponds to the genome of the cell, an organelle, or a virus. The template for replication can either be an existing DNA molecule or RNA.
    GO:0039686    bidirectional double-stranded viral DNA replication    A viral DNA replication process where replication occurs in both directions from the starting point. This creates two replication forks, moving in opposite directions.
    GO:0006974    cellular response to DNA damage stimulus    Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a stimulus indicating damage to its DNA from environmental insults or errors during metabolism.

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 Related Entries

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        VHED_BPT4 | P036951wai

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