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P54307 (TERS_BPSPP) Reviewed, UniProtKB/Swiss-Prot

Last modified February 19, 2014. Version 61. Feed History...

Clusters with 100%, 90%, 50% identity | Third-party data text xml rdf/xml gff fasta
to top of pageNames·Attributes·General annotation·Ontologies·Alt products·Sequence annotation·Sequences·References·Cross-refs·Entry infoCustomize order

Names and origin

Protein namesRecommended name:
Terminase small subunit
Alternative name(s):
G1P
Gene names
Name:1
OrganismBacillus phage SPP1 (Bacteriophage SPP1) [Complete proteome]
Taxonomic identifier10724 [NCBI]
Taxonomic lineageVirusesdsDNA viruses, no RNA stageCaudoviralesSiphoviridaeLambdalikevirusunclassified Lambda-like viruses
Virus hostBacillus subtilis [TaxID: 1423]

Protein attributes

Sequence length184 AA.
Sequence statusComplete.
Sequence processingThe displayed sequence is further processed into a mature form.
Protein existenceEvidence at protein level

General annotation (Comments)

Function

Essential for DNA maturation and packaging.

Subunit structure

Dimer of a small and a large subunit Potential.

Sequence similarities

To B.subtilis xtmA and yqaS.

Ontologies

Keywords
   Biological processViral genome packaging
Virus exit from host cell
   Coding sequence diversityAlternative initiation
   Technical termComplete proteome
Direct protein sequencing
Gene Ontology (GO)
   Biological_processDNA packaging

Inferred from electronic annotation. Source: InterPro

viral release from host cell

Inferred from electronic annotation. Source: UniProtKB-KW

Complete GO annotation...

Alternative products

This entry describes 2 isoforms produced by alternative initiation. [Align] [Select]
Isoform G1P (identifier: P54307-1)

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.
Isoform G1P* (identifier: P54307-2)

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

Sequence annotation (Features)

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifier

Molecule processing

Initiator methionine11Removed; by host Ref.2
Chain2 – 184183Terminase small subunit
PRO_0000003378

Natural variations

Alternative sequence1 – 6363Missing in isoform G1P*.
VSP_018686

Sequences

Sequence LengthMass (Da)Tools
Isoform G1P [UniParc].

Last modified January 23, 2007. Version 3.
Checksum: 24EDDD1681085B39

FASTA18420,755
        10         20         30         40         50         60 
MGEVKGKWTP KLERFVDEYF INGMNATKAA IAAGYSKKSA STIAAENMQK PHVRARIEER 

        70         80         90        100        110        120 
LAQMDKKRIM QAEEVLEHLT RIALGQEKEQ VLMGIGKGAE TKTHVEVSAK DRIKALELLG 

       130        140        150        160        170        180 
KLTQCLRTSR RSRLTKSSSL TIAAMQNEES KAFREVYTAF LRGVENGQSR STPQICIEGR 


PWFR 

« Hide

Isoform G1P* [UniParc].

Checksum: 44C15EA06624E964
Show »

FASTA12113,733

References

« Hide 'large scale' references
[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].

Cross-references

Sequence databases

EMBL
GenBank
DDBJ
X56064 Genomic DNA. Translation: CAA39536.1.
X97918 Genomic DNA. Translation: CAA66571.1.
PIRS24450.
RefSeqNP_690652.1. NC_004166.2.

3D structure databases

ProteinModelPortalP54307.
SMRP54307. Positions 7-61.
ModBaseSearch...
MobiDBSearch...

Protocols and materials databases

StructuralBiologyKnowledgebaseSearch...

Genome annotation databases

GeneID955251.

Family and domain databases

InterProIPR005335. Terminase_ssu.
[Graphical view]
PfamPF03592. Terminase_2. 1 hit.
[Graphical view]
ProtoNetSearch...

Entry information

Entry nameTERS_BPSPP
AccessionPrimary (citable) accession number: P54307
Entry history
Integrated into UniProtKB/Swiss-Prot: October 1, 1996
Last sequence update: January 23, 2007
Last modified: February 19, 2014
This is version 61 of the entry and version 3 of the sequence. [Complete history]
Entry statusReviewed (UniProtKB/Swiss-Prot)
Annotation programViral Protein Annotation Program