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UniProtKB - Q7SIG7 (DPOL_DESST)

Protein

DNA polymerase

Gene

pol

Organism
Desulfurococcus sp. (strain Tok)
Status
Reviewed-Annotation score:

Annotation score:5 out of 5

<p>The annotation score provides a heuristic measure of the annotation content of a UniProtKB entry or proteome. This score <strong>cannot</strong> be used as a measure of the accuracy of the annotation as we cannot define the ‘correct annotation’ for any given protein.<p><a href='/help/annotation_score' target='_top'>More...</a></p>-Experimental evidence at protein leveli <p>This indicates the type of evidence that supports the existence of the protein. Note that the ‘protein existence’ evidence does not give information on the accuracy or correctness of the sequence(s) displayed.<p><a href='/help/protein_existence' target='_top'>More...</a></p>

<p>This section provides any useful information about the protein, mostly biological knowledge.<p><a href='/help/function_section' target='_top'>More...</a></p>Functioni

Thermostable DNA polymerase. In addition to polymerase activity, this DNA polymerase exhibits 3' to 5' exonuclease activity.1 Publication

Caution

There are conflicts between the sequence shown here and that from PDB 1D5A.Curated

<p>This subsection of the <a href="http://www.uniprot.org/help/function_section">Function</a> section describes the catalytic activity of an enzyme, i.e. a chemical reaction that the enzyme catalyzes.<p><a href='/help/catalytic_activity' target='_top'>More...</a></p>Catalytic activityi

<p>This subsection of the ‘Function’ section provides information relevant to cofactors. A cofactor is any non-protein substance required for a protein to be catalytically active. Some cofactors are inorganic, such as the metal atoms zinc, iron, and copper in various oxidation states. Others, such as most vitamins, are organic.<p><a href='/help/cofactor' target='_top'>More...</a></p>Cofactori

Mg2+1 PublicationNote: Binds 2 magnesium ions.1 Publication

<p>This subsection of the ‘Function’ section describes regulatory mechanisms for enzymes, transporters or microbial transcription factors, and reports the components which regulate (by activation or inhibition) the reaction.<p><a href='/help/activity_regulation' target='_top'>More...</a></p>Activity regulationi

DNA polymerase activity strongly inhibited by uracil-containing oligonucleotides.1 Publication

Sites

Feature keyPosition(s)DescriptionActionsGraphical viewLength
<p>This subsection of the ‘Function’ section indicates at which position the protein binds a given metal ion. The nature of the metal is indicated in the ‘Description’ field.<p><a href='/help/metal' target='_top'>More...</a></p>Metal bindingi141Magnesium 11 Publication1
Metal bindingi141Magnesium 21 Publication1
Metal bindingi143Magnesium 21 Publication1
Metal bindingi315Magnesium 11 Publication1
Metal bindingi315Magnesium 21 Publication1

<p>The <a href="http://www.geneontology.org/">Gene Ontology (GO)</a> project provides a set of hierarchical controlled vocabulary split into 3 categories:<p><a href='/help/gene_ontology' target='_top'>More...</a></p>GO - Molecular functioni

View the complete GO annotation on QuickGO ...

GO - Biological processi

View the complete GO annotation on QuickGO ...

<p>UniProtKB Keywords constitute a <a href="http://www.uniprot.org/keywords">controlled vocabulary</a> with a hierarchical structure. Keywords summarise the content of a UniProtKB entry and facilitate the search for proteins of interest.<p><a href='/help/keywords' target='_top'>More...</a></p>Keywordsi

Molecular functionDNA-binding, DNA-directed DNA polymerase, Exonuclease, Hydrolase, Multifunctional enzyme, Nuclease, Nucleotidyltransferase, Transferase
Biological processDNA replication
LigandMagnesium, Metal-binding

Enzyme and pathway databases

BRENDA Comprehensive Enzyme Information System

More...BRENDAi		2.7.7.7 1918

<p>This section provides information about the protein and gene name(s) and synonym(s) and about the organism that is the source of the protein sequence.<p><a href='/help/names_and_taxonomy_section' target='_top'>More...</a></p>Names & Taxonomyi

<p>This subsection of the <a href="http://www.uniprot.org/help/names_and_taxonomy_section">Names and taxonomy</a> section provides an exhaustive list of all names of the protein, from commonly used to obsolete, to allow unambiguous identification of a protein.<p><a href='/help/protein_names' target='_top'>More...</a></p>Protein namesi
Recommended name:
DNA polymerase (EC:2.7.7.7)
Alternative name(s):
D Tok Pol
<p>This subsection of the <a href="http://www.uniprot.org/help/names_and_taxonomy_section">Names and taxonomy</a> section indicates the name(s) of the gene(s) that code for the protein sequence(s) described in the entry. Four distinct tokens exist: ‘Name’, ‘Synonyms’, ‘Ordered locus names’ and ‘ORF names’.<p><a href='/help/gene_name' target='_top'>More...</a></p>Gene namesi
Name:pol
<p>This subsection of the <a href="http://www.uniprot.org/help/names_and_taxonomy_section">Names and taxonomy</a> section provides information on the name(s) of the organism that is the source of the protein sequence.<p><a href='/help/organism-name' target='_top'>More...</a></p>OrganismiDesulfurococcus sp. (strain Tok)
<p>This subsection of the <a href="http://www.uniprot.org/help/names_and_taxonomy_section">Names and taxonomy</a> section shows the unique identifier assigned by the NCBI to the source organism of the protein. This is known as the ‘taxonomic identifier’ or ‘taxid’.<p><a href='/help/taxonomic_identifier' target='_top'>More...</a></p>Taxonomic identifieri108142 [NCBI]
<p>This subsection of the <a href="http://www.uniprot.org/help/names_and_taxonomy_section">Names and taxonomy</a> section contains the taxonomic hierarchical classification lineage of the source organism. It lists the nodes as they appear top-down in the taxonomic tree, with the more general grouping listed first.<p><a href='/help/taxonomic_lineage' target='_top'>More...</a></p>Taxonomic lineageiArchaea › Crenarchaeota › Thermoprotei › Desulfurococcales › Desulfurococcaceae › Desulfurococcus

<p>This section describes post-translational modifications (PTMs) and/or processing events.<p><a href='/help/ptm_processing_section' target='_top'>More...</a></p>PTM / Processingi

Molecule processing

Feature keyPosition(s)DescriptionActionsGraphical viewLength
<p>This subsection of the ‘PTM / Processing’ section describes the extent of a polypeptide chain in the mature protein following processing.<p><a href='/help/chain' target='_top'>More...</a></p>ChainiPRO_00002781461 – 773DNA polymeraseAdd BLAST773

Amino acid modifications

Feature keyPosition(s)DescriptionActionsGraphical viewLength
<p>This subsection of the PTM / Processing":/help/ptm_processing_section section describes the positions of cysteine residues participating in disulfide bonds.<p><a href='/help/disulfid' target='_top'>More...</a></p>Disulfide bondi428 ↔ 4421 Publication
Disulfide bondi506 ↔ 5091 Publication

Keywords - PTMi

Disulfide bond

<p>This section provides information on the tertiary and secondary structure of a protein.<p><a href='/help/structure_section' target='_top'>More...</a></p>Structurei

Secondary structure

1773
Legend: HelixTurnBeta strandPDB Structure known for this area
Show more details

3D structure databases

Protein Model Portal of the PSI-Nature Structural Biology Knowledgebase

More...ProteinModelPortali		Q7SIG7

SWISS-MODEL Repository - a database of annotated 3D protein structure models

More...SMRi		Q7SIG7

Database of comparative protein structure models

More...ModBasei		Search...

MobiDB: a database of protein disorder and mobility annotations

More...MobiDBi		Search...

Miscellaneous databases

Relative evolutionary importance of amino acids within a protein sequence

More...EvolutionaryTracei		Q7SIG7

<p>This section provides information on sequence similarities with other proteins and the domain(s) present in a protein.<p><a href='/help/family_and_domains_section' target='_top'>More...</a></p>Family & Domainsi

Region

Feature keyPosition(s)DescriptionActionsGraphical viewLength
<p>This subsection of the ‘Family and Domains’ section describes a region of interest that cannot be described in other subsections.<p><a href='/help/region' target='_top'>More...</a></p>Regioni1 – 131N-terminal domain1 PublicationAdd BLAST131
Regioni133 – 385Exonuclease domain1 PublicationAdd BLAST253
Regioni390 – 773Polymerase domain1 PublicationAdd BLAST384

<p>This subsection of the ‘Family and domains’ section provides information about the sequence similarity with other proteins.<p><a href='/help/sequence_similarities' target='_top'>More...</a></p>Sequence similaritiesi

Belongs to the DNA polymerase type-B family.Sequence analysis

Family and domain databases

Gene3D Structural and Functional Annotation of Protein Families

More...Gene3Di		3.30.420.10, 1 hit

Integrated resource of protein families, domains and functional sites

More...InterProi		View protein in InterPro
IPR006172 DNA-dir_DNA_pol_B
IPR017964 DNA-dir_DNA_pol_B_CS
IPR006133 DNA-dir_DNA_pol_B_exonuc
IPR006134 DNA-dir_DNA_pol_B_multi_dom
IPR012337 RNaseH-like_sf
IPR036397 RNaseH_sf

Pfam protein domain database

More...Pfami		View protein in Pfam
PF00136 DNA_pol_B, 1 hit
PF03104 DNA_pol_B_exo1, 2 hits

Protein Motif fingerprint database; a protein domain database

More...PRINTSi		PR00106 DNAPOLB

Simple Modular Architecture Research Tool; a protein domain database

More...SMARTi		View protein in SMART
SM00486 POLBc, 1 hit

Superfamily database of structural and functional annotation

More...SUPFAMi		SSF53098 SSF53098, 1 hit

PROSITE; a protein domain and family database

More...PROSITEi		View protein in PROSITE
PS00116 DNA_POLYMERASE_B, 1 hit

<p>This section displays by default the canonical protein sequence and upon request all isoforms described in the entry. It also includes information pertinent to the sequence(s), including <a href="http://www.uniprot.org/help/sequence_length">length</a> and <a href="http://www.uniprot.org/help/sequences">molecular weight</a>.<p><a href='/help/sequences_section' target='_top'>More...</a></p>Sequencei

<p>This subsection of the <a href="http://www.uniprot.org/help/sequences_section">Sequence</a> section indicates if the <a href="http://www.uniprot.org/help/canonical_and_isoforms">canonical sequence</a> displayed by default in the entry is complete or not.<p><a href='/help/sequence_status' target='_top'>More...</a></p>Sequence statusi: Complete.

Q7SIG7-1 [UniParc]FASTAAdd to basket
« Hide
        10         20         30         40         50
MILDADYITE DGKPVIRVFK KEKGEFKIDY DRDFEPYIYA LLKDDSAIED 
        60         70         80         90        100
IKKITAERHG TTVRVTRAER VKKKFLGRPV EVWKLYFTHP QDVPAIRDKI 
       110        120        130        140        150
REHPAVVDIY EYDIPFAKRY LIDRGLIPME GDEELRMLAF DIETLYHEGE 
       160        170        180        190        200
EFGEGPILMI SYADEEGARV ITWKNIDLPY VESVSTEKEM IKRFLKVIQE 
       210        220        230        240        250
KDPDVLITYN GDNFDFAYLK KRSEMLGVKF ILGRDGSEPK IQRMGDRFAV 
       260        270        280        290        300
EVKGRIHFDL YPVIRRTINL PTYTLETVYE PVFGQPKEKV YAEEIARAWE 
       310        320        330        340        350
SGEGLERVAR YSMEDAKATY ELGKEFFPME AQLSRLVGQS LWDVSRSSTG 
       360        370        380        390        400
NLVEWFLLRK AYERNDVAPN KPDERELARR TESYAGGYVK EPEKGLWENI 
       410        420        430        440        450
VYLDYKSLYP SIIITHNVSP DTLNREGCRE YDVAPQVGHR FCKDFPGFIP 
       460        470        480        490        500
SLLGDLLEER QKVKKKMKAT VDPIERKLLD YRQRAIKILA NSYYGYYAYA 
       510        520        530        540        550
NARWYCRECA ESVTAWGRQY IETTMREIEE KFGFKVLYAD TDGFFATIPG 
       560        570        580        590        600
ADAETVKNKA KEFLNYINPR LPGLLELEYE GFYRRGFFVT KKKYAVIDEE 
       610        620        630        640        650
DKITTRGLEI VRRDWSEIAK ETQARVLEAI LKHGDVEEAV RIVKEVTEKL 
       660        670        680        690        700
SRHEVPPEKL VIYEQITRDL RSYRATGPHV AVAKRLAARG IKIRPGTVIS 
       710        720        730        740        750
YIVLKGPGRV GDRAIPFDEF DPAKHRYDAE YYIENQVLPA VERILRAFGY 
       760        770 
RKEDLRYQKT KQAGLGAWLK PKT
Length:773
Mass (Da):89,989
Last modified:December 15, 2003 - v1
<p>The checksum is a form of redundancy check that is calculated from the sequence. It is useful for tracking sequence updates.</p> <p>It should be noted that while, in theory, two different sequences could have the same checksum value, the likelihood that this would happen is extremely low.</p> <p>However UniProtKB may contain entries with identical sequences in case of multiple genes (paralogs).</p> <p>The checksum is computed as the sequence 64-bit Cyclic Redundancy Check value (CRC64) using the generator polynomial: x<sup>64</sup> + x<sup>4</sup> + x<sup>3</sup> + x + 1. The algorithm is described in the ISO 3309 standard. </p> <p class="publication">Press W.H., Flannery B.P., Teukolsky S.A. and Vetterling W.T.<br /> <strong>Cyclic redundancy and other checksums</strong><br /> <a href="http://www.nrbook.com/b/bookcpdf.php">Numerical recipes in C 2nd ed., pp896-902, Cambridge University Press (1993)</a>)</p> Checksum:i03F7377635283A44
GO

Experimental Info

Feature keyPosition(s)DescriptionActionsGraphical viewLength
<p>This subsection of the ‘Sequence’ section reports difference(s) between the canonical sequence (displayed by default in the entry) and the different sequence submissions merged in the entry. These various submissions may originate from different sequencing projects, different types of experiments, or different biological samples. Sequence conflicts are usually of unknown origin.<p><a href='/help/conflict' target='_top'>More...</a></p>Sequence conflicti146 – 154YHEGEEFGE → AHAGAAAGA (PubMed:10545321).Curated9
Sequence conflicti287K → A (PubMed:10545321).Curated1
Sequence conflicti297R → E (PubMed:10545321).Curated1
Sequence conflicti300E → A (PubMed:10545321).Curated1
Sequence conflicti665 – 676QITRD…SYRAT → A (PubMed:10545321).CuratedAdd BLAST12
Sequence conflicti682 – 696VAKRL…KIRPG → AAA (PubMed:10545321).CuratedAdd BLAST15

<p>This section provides links to proteins that are similar to the protein sequence(s) described in this entry at different levels of sequence identity thresholds (100%, 90% and 50%) based on their membership in UniProt Reference Clusters (<a href="http://www.uniprot.org/help/uniref">UniRef</a>).<p><a href='/help/similar_proteins_section' target='_top'>More...</a></p>Similar proteinsi

<p>This section is used to point to information related to entries and found in data collections other than UniProtKB.<p><a href='/help/cross_references_section' target='_top'>More...</a></p>Cross-referencesi

3D structure databases

Select the link destinations:

Protein Data Bank Europe

More...PDBei

Protein Data Bank RCSB

More...RCSB PDBi

Protein Data Bank Japan

More...PDBji
Links Updated
PDB entryMethodResolution (Å)ChainPositionsPDBsum
1D5AX-ray2.40A1-756[»]
1QQCX-ray2.60A1-773[»]
ProteinModelPortaliQ7SIG7
SMRiQ7SIG7
ModBaseiSearch...
MobiDBiSearch...

Protocols and materials databases

Structural Biology KnowledgebaseSearch...

Enzyme and pathway databases

BRENDAi2.7.7.7 1918

Miscellaneous databases

EvolutionaryTraceiQ7SIG7

Family and domain databases

Gene3Di3.30.420.10, 1 hit
InterProiView protein in InterPro
IPR006172 DNA-dir_DNA_pol_B
IPR017964 DNA-dir_DNA_pol_B_CS
IPR006133 DNA-dir_DNA_pol_B_exonuc
IPR006134 DNA-dir_DNA_pol_B_multi_dom
IPR012337 RNaseH-like_sf
IPR036397 RNaseH_sf
PfamiView protein in Pfam
PF00136 DNA_pol_B, 1 hit
PF03104 DNA_pol_B_exo1, 2 hits
PRINTSiPR00106 DNAPOLB
SMARTiView protein in SMART
SM00486 POLBc, 1 hit
SUPFAMiSSF53098 SSF53098, 1 hit
PROSITEiView protein in PROSITE
PS00116 DNA_POLYMERASE_B, 1 hit

ProtoNet; Automatic hierarchical classification of proteins

More...ProtoNeti		Search...

<p>This section provides general information on the entry.<p><a href='/help/entry_information_section' target='_top'>More...</a></p>Entry informationi

<p>This subsection of the ‘Entry information’ section provides a mnemonic identifier for a UniProtKB entry, but it is not a stable identifier. Each reviewed entry is assigned a unique entry name upon integration into UniProtKB/Swiss-Prot.<p><a href='/help/entry_name' target='_top'>More...</a></p>Entry nameiDPOL_DESST
<p>This subsection of the ‘Entry information’ section provides one or more accession number(s). These are stable identifiers and should be used to cite UniProtKB entries. Upon integration into UniProtKB, each entry is assigned a unique accession number, which is called ‘Primary (citable) accession number’.<p><a href='/help/accession_numbers' target='_top'>More...</a></p>AccessioniPrimary (citable) accession number: Q7SIG7
Secondary accession number(s): Q7SIG8
<p>This subsection of the ‘Entry information’ section shows the date of integration of the entry into UniProtKB, the date of the last sequence update and the date of the last annotation modification (‘Last modified’). The version number for both the entry and the <a href="http://www.uniprot.org/help/canonical_and_isoforms">canonical sequence</a> are also displayed.<p><a href='/help/entry_history' target='_top'>More...</a></p>Entry historyiIntegrated into UniProtKB/Swiss-Prot: February 20, 2007
Last sequence update: December 15, 2003
Last modified: December 5, 2018
This is version 77 of the entry and version 1 of the sequence. See complete history.
<p>This subsection of the ‘Entry information’ section indicates whether the entry has been manually annotated and reviewed by UniProtKB curators or not, in other words, if the entry belongs to the Swiss-Prot section of UniProtKB (<strong>reviewed</strong>) or to the computer-annotated TrEMBL section (<strong>unreviewed</strong>).<p><a href='/help/entry_status' target='_top'>More...</a></p>Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programProkaryotic Protein Annotation Program

<p>This section contains any relevant information that doesn’t fit in any other defined sections<p><a href='/help/miscellaneous_section' target='_top'>More...</a></p>Miscellaneousi

Keywords - Technical termi

3D-structure

Documents

  1. PDB cross-references
    Index of Protein Data Bank (PDB) cross-references
  2. SIMILARITY comments
    Index of protein domains and families
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