Complex group-I introns in nuclear SSU rDNA of red and green algae: evidence of homing-endonuclease pseudogenes in the Bangiophyceae

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Standard

Complex group-I introns in nuclear SSU rDNA of red and green algae: evidence of homing-endonuclease pseudogenes in the Bangiophyceae. / Haugen, P; Huss, V A; Nielsen, Henrik; Johansen, S.

I: Current Genetics, Bind 36, Nr. 6, 1999, s. 345-53.

Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt

Harvard

Haugen, P, Huss, VA, Nielsen, H & Johansen, S 1999, 'Complex group-I introns in nuclear SSU rDNA of red and green algae: evidence of homing-endonuclease pseudogenes in the Bangiophyceae', Current Genetics, bind 36, nr. 6, s. 345-53.

APA

Haugen, P., Huss, V. A., Nielsen, H., & Johansen, S. (1999). Complex group-I introns in nuclear SSU rDNA of red and green algae: evidence of homing-endonuclease pseudogenes in the Bangiophyceae. Current Genetics, 36(6), 345-53.

Vancouver

Haugen P, Huss VA, Nielsen H, Johansen S. Complex group-I introns in nuclear SSU rDNA of red and green algae: evidence of homing-endonuclease pseudogenes in the Bangiophyceae. Current Genetics. 1999;36(6):345-53.

Author

Haugen, P ; Huss, V A ; Nielsen, Henrik ; Johansen, S. / Complex group-I introns in nuclear SSU rDNA of red and green algae: evidence of homing-endonuclease pseudogenes in the Bangiophyceae. I: Current Genetics. 1999 ; Bind 36, Nr. 6. s. 345-53.

Bibtex

@article{a51cf580a75911debc73000ea68e967b,
title = "Complex group-I introns in nuclear SSU rDNA of red and green algae: evidence of homing-endonuclease pseudogenes in the Bangiophyceae",
abstract = "The green alga Scenedesmus pupukensis and the red alga Porphyra spiralis contain large group-IC1 introns in their nuclear small subunit ribosomal RNA genes due to the presence of open reading frames at the 5' end of the introns. The putative 555 amino-acid Scenedesmus-encoded protein harbors a sequence motif resembling the bacterial S9 ribosomal proteins. The Porphyra intron self-splices in vitro, and generates both ligated exons and a full-length intron RNA circle. The Porphyra intron has an unusual structural organization by encoding a potential 149 amino-acid homing-endonuclease-like protein on the complementary strand. A comparison between related group-I introns in the Bangiophyceae revealed homing-endonuclease-like pseudogenes due to frame-shifts and deletions in Porphyra and Bangia. The Scenedesmus and Porphyra introns provide new insights into the evolution and possible novel functions of nuclear group-I intron proteins.",
author = "P Haugen and Huss, {V A} and Henrik Nielsen and S Johansen",
note = "Keywords: Algae, Green; Algae, Red; Amino Acid Motifs; Amino Acid Sequence; Base Sequence; Cell Nucleus; DNA, Ribosomal; Endonucleases; Introns; Molecular Sequence Data; Proteins; Pseudogenes; RNA Splicing; RNA, Catalytic; RNA, Ribosomal; Sequence Analysis; Sequence Homology, Amino Acid",
year = "1999",
language = "English",
volume = "36",
pages = "345--53",
journal = "Current Genetics",
issn = "0172-8083",
publisher = "Springer",
number = "6",

}

RIS

TY - JOUR

T1 - Complex group-I introns in nuclear SSU rDNA of red and green algae: evidence of homing-endonuclease pseudogenes in the Bangiophyceae

AU - Haugen, P

AU - Huss, V A

AU - Nielsen, Henrik

AU - Johansen, S

N1 - Keywords: Algae, Green; Algae, Red; Amino Acid Motifs; Amino Acid Sequence; Base Sequence; Cell Nucleus; DNA, Ribosomal; Endonucleases; Introns; Molecular Sequence Data; Proteins; Pseudogenes; RNA Splicing; RNA, Catalytic; RNA, Ribosomal; Sequence Analysis; Sequence Homology, Amino Acid

PY - 1999

Y1 - 1999

N2 - The green alga Scenedesmus pupukensis and the red alga Porphyra spiralis contain large group-IC1 introns in their nuclear small subunit ribosomal RNA genes due to the presence of open reading frames at the 5' end of the introns. The putative 555 amino-acid Scenedesmus-encoded protein harbors a sequence motif resembling the bacterial S9 ribosomal proteins. The Porphyra intron self-splices in vitro, and generates both ligated exons and a full-length intron RNA circle. The Porphyra intron has an unusual structural organization by encoding a potential 149 amino-acid homing-endonuclease-like protein on the complementary strand. A comparison between related group-I introns in the Bangiophyceae revealed homing-endonuclease-like pseudogenes due to frame-shifts and deletions in Porphyra and Bangia. The Scenedesmus and Porphyra introns provide new insights into the evolution and possible novel functions of nuclear group-I intron proteins.

AB - The green alga Scenedesmus pupukensis and the red alga Porphyra spiralis contain large group-IC1 introns in their nuclear small subunit ribosomal RNA genes due to the presence of open reading frames at the 5' end of the introns. The putative 555 amino-acid Scenedesmus-encoded protein harbors a sequence motif resembling the bacterial S9 ribosomal proteins. The Porphyra intron self-splices in vitro, and generates both ligated exons and a full-length intron RNA circle. The Porphyra intron has an unusual structural organization by encoding a potential 149 amino-acid homing-endonuclease-like protein on the complementary strand. A comparison between related group-I introns in the Bangiophyceae revealed homing-endonuclease-like pseudogenes due to frame-shifts and deletions in Porphyra and Bangia. The Scenedesmus and Porphyra introns provide new insights into the evolution and possible novel functions of nuclear group-I intron proteins.

M3 - Journal article

C2 - 10654088

VL - 36

SP - 345

EP - 353

JO - Current Genetics

JF - Current Genetics

SN - 0172-8083

IS - 6

ER -

ID: 14611868