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    B portal protein [ Escherichia phage Lambda ]

    Gene ID: 2703526, updated on 16-Jun-2026
    Gene symbol
    B
    Gene description
    portal protein
    Locus tag
    lambdap04
    Gene type
    protein coding
    RefSeq status
    PROVISIONAL
    Organism
    Escherichia phage Lambda (nat-host: Escherichia coli)
    Lineage
    Viruses; Duplodnaviria; Heunggongvirae; Uroviricota; Caudoviricetes; Lambdavirus
    Try the new Gene page
    Try the new Transcripts and proteins table
    Sequence:
    NC_001416.1 (2836..4437)

    NC_001416.1Genomic Context describing neighboring genes Neighboring gene terminase small subunit Neighboring gene terminase large subunit Neighboring gene head-tail adaptor Ad1 Neighboring gene S49 family peptidase Neighboring gene capsid assembly protein Neighboring gene head decoration

    Genomic Sequence:
    NC_001416.1

    Go to nucleotide: Graphics FASTA GenBank

    Related articles in PubMed

    1. Structural morphing in the viral portal vertex of bacteriophage lambda. Gu Z, et al. J Virol, 2024 May 14. PMID 38661364, Free PMC Article
    2. Sequencing of large double-stranded DNA using the dideoxy sequencing technique. Hong GF. Biosci Rep, 1982 Nov. PMID 6218841
    3. DNA sequences necessary for packaging of bacteriophage lambda DNA. Hohn B. Proc Natl Acad Sci U S A, 1983 Dec. PMID 6324174, Free PMC Article
    4. Mutations that alter the DNA binding site for the bacteriophage lambda cII protein and affect the translation efficiency of the cII gene. Place N, et al. J Mol Biol, 1984 Dec 25. PMID 6241264
    5. Mutational analysis of a regulatory region in bacteriophage lambda that has overlapping signals for the initiation of transcription and translation. Wulff DL, et al. Proc Natl Acad Sci U S A, 1984 Jan. PMID 6229793, Free PMC Article

    See all (15) citations in PubMed

    GeneRIFs: Gene References Into Functions

    What's a GeneRIF?
    1. Structural morphing in the viral portal vertex of bacteriophage lambda.
      Title: Structural morphing in the viral portal vertex of bacteriophage lambda.
    Submit: New GeneRIF Correction

    Homology

    Preferred Names
    portal protein
    Names
    portal protein

    NEW Try the new Transcript table

    Genome Annotation

    The following sections contain reference sequences that belong to a specific genome build. Explain

    Reference assembly

    Genomic

    1. NC_001416.1 Reference assembly

      Range
      2836..4437
      Download
      GenBank, FASTA, Sequence Viewer (Graphics)

    mRNA and Protein(s)

    1. NP_040583.1 portal protein [Escherichia phage Lambda]

      See identical proteins and their annotated locations for NP_040583.1

      Status: PROVISIONAL

      UniProtKB/Swiss-Prot
      P03710
      Conserved Domains (1) summary
      COG5511
      Location:3 → 533
      COG5511; Bacteriophage capsid protein [Mobilome: prophages, transposons]

    2. NP_955536.1 portal protein

      Conserved Domains (1) summary
      COG5511
      Location:12 → 511
      COG5511; Bacteriophage capsid protein [Mobilome: prophages, transposons]
    Nucleotide Protein
    Heading Accession and Version

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