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P54307

- TERS_BPSPP

UniProt

P54307 - TERS_BPSPP

Protein

Terminase small subunit

Gene

1

Organism
Bacillus phage SPP1 (Bacteriophage SPP1)
Status
Reviewed - Annotation score: 3 out of 5- Experimental evidence at protein leveli
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    • History
      Entry version 65 (01 Oct 2014)
      Sequence version 3 (23 Jan 2007)
      Previous versions | rss
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    Functioni

    Essential for DNA maturation and packaging.

    GO - Biological processi

    1. DNA packaging Source: InterPro
    2. viral release from host cell Source: UniProtKB-KW

    Keywords - Biological processi

    Viral genome packaging, Virus exit from host cell

    Names & Taxonomyi

    Protein namesi
    Recommended name:
    Terminase small subunit
    Alternative name(s):
    G1P
    Gene namesi
    Name:1
    OrganismiBacillus phage SPP1 (Bacteriophage SPP1)
    Taxonomic identifieri10724 [NCBI]
    Taxonomic lineageiVirusesdsDNA viruses, no RNA stageCaudoviralesSiphoviridaeLambdalikevirusunclassified Lambda-like viruses
    Virus hostiBacillus subtilis [TaxID: 1423]
    ProteomesiUP000002559: Genome

    PTM / Processingi

    Molecule processing

    Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
    Initiator methioninei1 – 11Removed; by host1 Publication
    Chaini2 – 184183Terminase small subunitPRO_0000003378Add
    BLAST

    Interactioni

    Subunit structurei

    Dimer of a small and a large subunit.Curated

    Structurei

    3D structure databases

    ProteinModelPortaliP54307.
    SMRiP54307. Positions 7-61.
    ModBaseiSearch...
    MobiDBiSearch...

    Family & Domainsi

    Sequence similaritiesi

    To B.subtilis xtmA and yqaS.Curated

    Family and domain databases

    InterProiIPR005335. Terminase_ssu.
    [Graphical view]
    PfamiPF03592. Terminase_2. 1 hit.
    [Graphical view]

    Sequences (2)i

    Sequence statusi: Complete.

    Sequence processingi: The displayed sequence is further processed into a mature form.

    This entry describes 2 isoformsi produced by alternative initiation. Align

    Isoform G1P (identifier: P54307-1) [UniParc]FASTAAdd to Basket

    This isoform has been chosen as the 'canonical' sequence. All positional information in this entry refers to it. This is also the sequence that appears in the downloadable versions of the entry.

    « Hide

    MGEVKGKWTP KLERFVDEYF INGMNATKAA IAAGYSKKSA STIAAENMQK    50
    PHVRARIEER LAQMDKKRIM QAEEVLEHLT RIALGQEKEQ VLMGIGKGAE 100
    TKTHVEVSAK DRIKALELLG KLTQCLRTSR RSRLTKSSSL TIAAMQNEES 150
    KAFREVYTAF LRGVENGQSR STPQICIEGR PWFR 184
    Length:184
    Mass (Da):20,755
    Last modified:January 23, 2007 - v3
    Checksum:i24EDDD1681085B39
    GO
    Isoform G1P* (identifier: P54307-2) [UniParc]FASTAAdd to Basket

    The sequence of this isoform differs from the canonical sequence as follows:
         1-63: Missing.

    Show »
    Length:121
    Mass (Da):13,733
    Checksum:i44C15EA06624E964
    GO

    Alternative sequence

    Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
    Alternative sequencei1 – 6363Missing in isoform G1P*. CuratedVSP_018686Add
    BLAST

    Sequence databases

    Select the link destinations:
    EMBL
    GenBank
    DDBJ
    Links Updated
    X56064 Genomic DNA. Translation: CAA39536.1.
    X97918 Genomic DNA. Translation: CAA66571.1.
    PIRiS24450.
    RefSeqiNP_690652.1. NC_004166.2. [P54307-1]

    Genome annotation databases

    GeneIDi955251.

    Keywords - Coding sequence diversityi

    Alternative initiation

    Cross-referencesi

    Sequence databases

    Select the link destinations:
    EMBL
    GenBank
    DDBJ
    Links Updated
    X56064 Genomic DNA. Translation: CAA39536.1 .
    X97918 Genomic DNA. Translation: CAA66571.1 .
    PIRi S24450.
    RefSeqi NP_690652.1. NC_004166.2. [P54307-1 ]

    3D structure databases

    ProteinModelPortali P54307.
    SMRi P54307. Positions 7-61.
    ModBasei Search...
    MobiDBi Search...

    Protocols and materials databases

    Structural Biology Knowledgebase Search...

    Genome annotation databases

    GeneIDi 955251.

    Family and domain databases

    InterProi IPR005335. Terminase_ssu.
    [Graphical view ]
    Pfami PF03592. Terminase_2. 1 hit.
    [Graphical view ]
    ProtoNeti Search...

    Publicationsi

    1. "Molecular analysis of the Bacillus subtilis bacteriophage SPP1 region encompassing genes 1 to 6. The products of gene 1 and gene 2 are required for pac cleavage."
      Chai S., Bravo A., Lueder G., Nedlin A., Trautner T.A., Alonso J.C.
      J. Mol. Biol. 224:87-102(1992) [PubMed] [Europe PMC] [Abstract]
      Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA].
    2. "Analysis of the Bacillus subtilis bacteriophages SPP1 and SF6 gene 1 product: a protein involved in the initiation of headful packaging."
      Chai S., Kruft V., Alonso J.C.
      Virology 202:930-939(1994) [PubMed] [Europe PMC] [Abstract]
      Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA], PROTEIN SEQUENCE OF 2-26 AND 64-91.
    3. "The complete nucleotide sequence and functional organization of Bacillus subtilis bacteriophage SPP1."
      Alonso J.C., Luder G., Stiege A.C., Chai S., Weise F., Trautner T.A.
      Gene 204:201-212(1997) [PubMed] [Europe PMC] [Abstract]
      Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].

    Entry informationi

    Entry nameiTERS_BPSPP
    AccessioniPrimary (citable) accession number: P54307
    Entry historyi
    Integrated into UniProtKB/Swiss-Prot: October 1, 1996
    Last sequence update: January 23, 2007
    Last modified: October 1, 2014
    This is version 65 of the entry and version 3 of the sequence. [Complete history]
    Entry statusiReviewed (UniProtKB/Swiss-Prot)
    Annotation programViral Protein Annotation Program

    Miscellaneousi

    Keywords - Technical termi

    Complete proteome, Direct protein sequencing

    External Data

    Dasty 3