Abstract: Nucleic acid compositions encoding chromo/fluoroproteins and mutants thereof, as well as the encoded proteins, are provided. The subject proteins of interest are proteins that are colored and/or fluorescent, where this feature arises from the interaction of two or more residues of the protein. Also of interest are proteins that are substantially similar to, or mutants of, the above specific proteins. Also provided are fragments of the nucleic acids and the peptides encoded thereby, as well as antibodies to the subject proteins and transgenic cells and organisms. The subject protein and nucleic acid compositions find use in a variety of different applications. Finally, kits for use in such applications, e.g., that include the subject nucleic acid compositions, are provided.

Abstract: Nucleic acid molecules encoding improved fluorescent mutants of the mKate2 protein, variants and derivatives thereof are provided, as well as proteins and peptides encoded by these nucleic acids. Also provided are proteins that are substantially similar to, or derivatives, homologues, or mutants of, the above-referenced specific proteins. Also provided are fragments of the nucleic acids and the peptides encoded thereby, as well as antibodies specific to the proteins and peptides of the invention. In addition, host-cells, stable cell lines and transgenic organisms comprising above-referenced nucleic acid molecules are provided. The subject protein and nucleic acid compositions find use in a variety of different applications and methods, particularly for labeling of biomolecules, cells or cell organelles. Finally, kits for use in such methods and applications are provided.

Abstract: The present invention provides nucleic acid molecules encoding novel red fluorescent proteins from Entacmaea quadricolor and mutants thereof. Also of interest are proteins that are substantially similar to the novel red fluorescent proteins. In addition, host cells, stable cell lines and transgenic organisms comprising the nucleic acid molecules encoding the novel red fluorescent proteins are provided. The subject proteins and nucleic acid compositions find use in a variety of different applications and methods, particularly for labeling of biomolecules, cells, or cell organelles. Finally, kits for use in such methods and applications are provided.

Abstract: The present invention provides nucleic acid molecules encoding novel red fluorescent proteins from Entacmaea quadricolor and mutants thereof. Also of interest are proteins that are substantially similar to the novel red fluorescent proteins. In addition, host cells, stable cell lines and transgenic organisms comprising the nucleic acid molecules encoding the novel red fluorescent proteins are provided. The subject proteins and nucleic acid compositions find use in a variety of different applications and methods, particularly for labeling of biomolecules, cells, or cell organelles. Finally, kits for use in such methods and applications are provided.

Abstract: Nucleic acid molecules encoding improved fluorescent mutants of the mKate2 protein, variants and derivatives thereof are provided, as well as proteins and peptides encoded by these nucleic acids. Also provided are proteins that are substantially similar to, or derivatives, homologues, or mutants of, the above-referenced specific proteins. Also provided are fragments of the nucleic acids and the peptides encoded thereby, as well as antibodies specific to the proteins and peptides of the invention. In addition, host-cells, stable cell lines and transgenic organisms comprising above-referenced nucleic acid molecules are provided. The subject protein and nucleic acid compositions find use in a variety of different applications and methods, particularly for labeling of biomolecules, cells or cell organelles. Finally, kits for use in such methods and applications are provided.

Abstract: Nucleic acid compositions encoding non-aggregating chromo/fluoroproteins and mutants thereof, as well as the proteins encoded by the same, are provided. The proteins of interest are polypeptides that are non-aggregating colored and/or fluorescent proteins, where the non-aggregating feature arises from the modulation of residues in the N-terminus of the protein and the chromo and/or fluorescent feature arises from the interaction of two or more residues of the protein. Also provided are fragments of the subject nucleic acids and the peptides encoded thereby, as well as antibodies to the subject proteins and transgenic cells and organisms. The subject protein and nucleic acid compositions find use in a variety of different applications. Finally, kits for use in such applications, e.g., that include the subject nucleic acid compositions, are provided.

Abstract: Nucleic acid compositions encoding non-aggregating chromo/fluoroproteins and mutants thereof, as well as the proteins encoded by the same, are provided. The proteins of interest are polypeptides that are non-aggregating colored and/or fluorescent proteins, where the non-aggregating feature arises from the modulation of residues in the N-terminus of the protein and the chromo and/or fluorescent feature arises from the interaction of two or more residues of the protein. Also provided are fragments of the subject nucleic acids and the peptides encoded thereby, as well as antibodies to the subject proteins and transgenic cells and organisms. The subject protein and nucleic acid compositions find use in a variety of different applications. Finally, kits for use in such applications, e.g., that include the subject nucleic acid compositions, are provided.

Abstract: Nucleic acid molecules encoding improved fluorescent mutants of the mKate2 protein, variants and derivatives thereof are provided, as well as proteins and peptides encoded by these nucleic acids. Also provided are proteins that are substantially similar to, or derivatives, homologues, or mutants of, the above-referenced specific proteins. Also provided are fragments of the nucleic acids and the peptides encoded thereby, as well as antibodies specific to the proteins and peptides of the invention. In addition, host-cells, stable cell lines and transgenic organisms comprising above-referenced nucleic acid molecules are provided. The subject protein and nucleic acid compositions find use in a variety of different applications and methods, particularly for labeling of biomolecules, cells or cell organelles. Finally, kits for use in such methods and applications are provided.

Abstract: The present invention provides nucleic acid molecules encoding novel red fluorescent proteins from Entacmaea quadricolor and mutants thereof. Also of interest are proteins that are substantially similar to the novel red fluorescent proteins. In addition, host cells, stable cell lines and transgenic organisms comprising the nucleic acid molecules encoding the novel red fluorescent proteins are provided. The subject proteins and nucleic acid compositions find use in a variety of different applications and methods, particularly for labeling of biomolecules, cells, or cell organelles. Finally, kits for use in such methods and applications are provided.

Abstract: Nucleic acid compositions encoding non-aggregating chromo/fluoroproteins and mutants thereof, as well as the proteins encoded by the same, are provided. The proteins of interest are polypeptides that are non-aggregating colored and/or fluorescent proteins, where the non-aggregating feature arises from the modulation of residues in the N-terminus of the protein and the chromo and/or fluorescent feature arises from the interaction of two or more residues of the protein. Also provided are fragments of the subject nucleic acids and the peptides encoded thereby, as well as antibodies to the subject proteins and transgenic cells and organisms. The subject protein and nucleic acid compositions find use in a variety of different applications. Finally, kits for use in such applications, e.g., that include the subject nucleic acid compositions, are provided.

Abstract: Nucleic acid compositions encoding novel chromo/fluoroproteins and mutants thereof are provided. The subject proteins of interest are proteins that are colored and/or fluorescent, where this feature arises from the interaction of two or more residues of the protein. The subject proteins are further characterized in that they are either obtained from non-bioluminescent Cnidarian, e.g., Anthozoan, species or are obtained from non-Pennatulacean (sea pen) species. Specific proteins of interest include proteins obtained from the following specific Anthozoan species: Anemonia majano (NFP-1), Clavularia sp. (NFP-2), Zoanthus sp. (NFP-3 & NFP-4), Discosoma striata (NFP-5), Discosoma sp. “red” (NFP-6), Anemonia sulcata (NFP-7), Discosoma sp “green” (NFP-8), and Discosoma sp.“magenta” (NFP-9). Also of interest are proteins that are substantially similar to, or mutants of, the above specific proteins.

Abstract: Embodiments of the present invention provide nucleic acid molecules encoding improved fluorescent mutants of the Katushka fluorescent protein, variants and derivatives thereof, as well as proteins and peptides encoded by these nucleic acids. Also of interest are proteins that are substantially similar to, or derivatives, or homologues, or mutants of, the above-referenced specific proteins. Also provided are fragments of the nucleic acids and the peptides encoded thereby, as well as antibodies specific to the proteins and peptides of the invention. In addition, host-cells, stable cell lines and transgenic organisms comprising the above-referenced nucleic acid molecules are provided. The subject protein and nucleic acid compositions find use in a variety of different applications and methods, particularly for labeling of biomolecules, cells or cell organelles. Finally, kits for use in such methods and applications are provided.

Abstract: Nucleic acid compositions encoding non-aggregating chromo/fluoroproteins and mutants thereof, as well as the proteins encoded by the same, are provided. The proteins of interest are polypeptides that are non-aggregating colored and/or fluorescent proteins, where the non-aggregating feature arises from the modulation of residues in the N-terminus of the protein and the chromo and/or fluorescent feature arises from the interaction of two or more residues of the protein. Also provided are fragments of the subject nucleic acids and the peptides encoded thereby, as well as antibodies to the subject proteins and transgenic cells and organisms. The subject protein and nucleic acid compositions find use in a variety of different applications. Finally, kits for use in such applications, e.g., that include the subject nucleic acid compositions, are provided.

Abstract: The present invention provides nucleic acid molecules encoding novel red fluorescent proteins from Entacmaea quadricolor and mutants thereof. Also of interest are proteins that are substantially similar to the novel red fluorescent proteins. In addition, host cells, stable cell lines and transgenic organisms comprising the nucleic acid molecules encoding the novel red fluorescent proteins are provided. The subject proteins and nucleic acid compositions find use in a variety of different applications and methods, particularly for labeling of biomolecules, cells, or cell organelles. Finally, kits for use in such methods and applications are provided.

Abstract: The present invention provides nucleic acid compositions encoding a novel colorless GFP-like protein, acGFP, from Aequorea coerulscens and fluorescent and non-fluorescent mutants and derivatives thereof, as well as peptides and proteins encoded by these nucleic acid compositions. The subject protein and nucleic acid compositions of the present invention are colored and/or fluorescent and/or can be photoactivated, and can be used in a variety of different biological applications, particularly for labeling. Finally, kits for use in such biological applications are provided.

Abstract: The present invention provides nucleic acid molecules encoding mutant fluorescent proteins as well as proteins encoded by these nucleic acids. In addition, host-cells, stable cell lines and transgenic organisms comprising the above-referenced nucleic acid molecules are provided. The subject protein and nucleic acid compositions find use in a variety of different applications and methods, particularly for labeling of biomolecules, cells, or cell organelles.

Abstract: The present invention provides nucleic acid compositions encoding a novel colorless GFP-like protein, acGFP, from Aequorea coerulscens and fluorescent and non-fluorescent mutants and derivatives thereof, as well as peptides and proteins encoded by these nucleic acid compositions. The subject protein and nucleic acid compositions of the present invention are colored and/or fluorescent and/or can be photoactivated, and can be used in a variety of different biological applications, particularly for labeling. Finally, kits for use in such biological applications are provided.

Abstract: Embodiments of the present invention provide nucleic acid molecules encoding improved fluorescent mutants of the Katushka fluorescent protein, variants and derivatives thereof, as well as proteins and peptides encoded by these nucleic acids. Also of interest are proteins that are substantially similar to, or derivatives, or homologues, or mutants of, the above-referenced specific proteins. Also provided are fragments of the nucleic acids and the peptides encoded thereby, as well as antibodies specific to the proteins and peptides of the invention. In addition, host-cells, stable cell lines and transgenic organisms comprising the above-referenced nucleic acid molecules are provided. The subject protein and nucleic acid compositions find use in a variety of different applications and methods, particularly for labeling of biomolecules, cells or cell organelles. Finally, kits for use in such methods and applications are provided.

Abstract: Nucleic acid compositions encoding non-aggregating chromo/fluoroproteins and mutants thereof, as well as the proteins encoded by the same, are provided. The proteins of interest are polypeptides that are non-aggregating colored and/or fluorescent proteins, where the non-aggregating feature arises from the modulation of residues in the N-terminus of the protein and the chromo and/or fluorescent feature arises from the interaction of two or more residues of the protein. Also provided are fragments of the subject nucleic acids and the peptides encoded thereby, as well as antibodies to the subject proteins and transgenic cells and organisms. The subject protein and nucleic acid compositions find use in a variety of different applications. Finally, kits for use in such applications, e.g., that include the subject nucleic acid compositions, are provided.

Abstract: Methods of selectively cleaving DNA containing duplex nucleic acids in a complex nucleic acid mixture, as well as nuclease containing compositions for use therein, are provided. In the subject methods, a nuclease or composition thereof is employed to provide for selective cleavage of DNA containing duplex nucleic acids in a complex nucleic acid mixture. Also provided are novel duplex-stranded specific nucleases and nucleic acids encoding the same, where the subject nucleases are enzymes that, preferentially cleave deoxyribonucleic acid molecules in perfectly matched nucleic acid duplexes as compared to non-perfectly matched nucleic acid duplexes of the same length and/or single stranded nucleic acids.