Sean F. O'Hearn, Ph.D.

Affiliations: 
Johns Hopkins University, Baltimore, MD 
Area:
RNA editing, and processing of DNA sequences
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"Sean O'Hearn"
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Barbara Sollner-Webb grad student 2004 Johns Hopkins
 (Characterization of the seven major polypeptides of the Trypanosoma brucei mitochondrial RNA editing complex.)
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Publications

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Law JA, O'Hearn SF, Sollner-Webb B. (2008) Trypanosoma brucei RNA editing protein TbMP42 (band VI) is crucial for the endonucleolytic cleavages but not the subsequent steps of U-deletion and U-insertion. Rna (New York, N.Y.). 14: 1187-200
Law JA, O'Hearn S, Sollner-Webb B. (2007) In Trypanosoma brucei RNA editing, TbMP18 (band VII) is critical for editosome integrity and for both insertional and deletional cleavages. Molecular and Cellular Biology. 27: 777-87
Zhelonkina AG, O'Hearn SF, Law JA, et al. (2006) T. brucei RNA editing: action of the U-insertional TUTase within a U-deletion cycle. Rna (New York, N.Y.). 12: 476-87
Law JA, Huang CE, O'Hearn SF, et al. (2005) In Trypanosoma brucei RNA editing, band II enables recognition specifically at each step of the U insertion cycle. Molecular and Cellular Biology. 25: 2785-94
O'Hearn SF, Huang CE, Hemann M, et al. (2003) Trypanosoma brucei RNA editing complex: band II is structurally critical and maintains band V ligase, which is nonessential. Molecular and Cellular Biology. 23: 7909-19
Huang CE, O'Hearn SF, Sollner-Webb B. (2002) Assembly and function of the RNA editing complex in Trypanosoma brucei requires band III protein. Molecular and Cellular Biology. 22: 3194-203
Huang CE, Cruz-Reyes J, Zhelonkina AG, et al. (2001) Roles for ligases in the RNA editing complex of Trypanosoma brucei: band IV is needed for U-deletion and RNA repair. The Embo Journal. 20: 4694-703
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