MODIFIED NUCLEIC ACID MOLECULES AND USES THEREOF

• US 20160304552A1
• Filed: 12/15/2014
• Published: 10/20/2016
• Est. Priority Date: 12/13/2013
• Status: Abandoned Application

• Current Assignee: Moderna TX, Inc. (Moderna, Inc.)
• Original Assignee: Moderna Therapeutics, Inc. (Moderna, Inc.)
• Inventors: FRALEY, Ph.D., Andrew W., ROY, Atanu, CONLEE, Christopher R., DE FOUGEROLLES, Antonin
• Application Number:
  US15/103,393
• Publication Number:
  US 20160304552A1
• Time in Patent Office: Days
• US Class Current: 1/1
• CPC Class Codes: A61K 31/7115 Nucleic acids or oligonucleotides having modified bases, i.e. other than adenine, guanine, cytosine, uracil or thymine
• CPC Class Codes: A61K 9/5123 Organic compounds, e.g. fats, sugars
• CPC Class Codes: A61P 43/00 Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
• CPC Class Codes: C07H 21/02 with ribosyl as saccharide radical
• CPC Class Codes: C12N 15/85 for animal cells

Abstract

The present disclosure provides modified nucleosides, nucleotides, and nucleic acids, and methods of using them.

Claims

1. A polynucleotide, wherein at least two bases are 5-trifluoromethyl-cytosine and 1-methyl-pseudo-uracil;

5-hydroxymethyl-cytosine and 1-methyl-pseudo-uracil;

5-bromo-cytosine and 1-methyl-pseudo-uracil;

5-trifluoromethyl-cytosine and pseudo-uracil;

5-hydroxymethyl-cytosine and pseudo-uracil;

5-bromo-cytosine and pseudo-uracil;

cytosine and 5-methoxy-uracil;

5-methyl-cytosine and 5-methoxy-uracil;

5-trifluoromethyl-cytosine and 5-methoxy-uracil;

5-hydroxymethyl-cytosine and 5-methoxy-uracil;

or 5-bromo-cytosine and 5-methoxy-uracil.

2. The polynucleotide of claim 1, wherein at least two bases are 5-trifluoromethyl-cytosine and 5-methoxy-uracil;

5-hydroxymethyl-cytosine and 5-methoxy-uracil;

or 5-bromo-cytosine and 5-methoxy-uracil.

3. The polynucleotide of claim 1, wherein at least two bases are 5-bromo-cytosine and 5-methoxy-uracil.

13. The polynucleotide of any one of claims 1-12, comprising at least one backbone moiety of Formula VIII-XII:

14. The polynucleotide of any one of claims 1-13, further comprising:

(a) a 5′

UTR optionally comprising at least one Kozak sequence;

(b) a 3′

UTR; and

(c) at least one 5′

cap structure.

15. The polynucleotide of claim 14, wherein at least one 5′

cap structure is Cap0, Cap1, ARCA, inosine, N1-methyl-guanosine, 2′

-fluoro-guanosine, 7-deaza-guanosine, 8-oxo-guanosine, 2-amino-guanosine, LNA-guanosine, or 2-azido-guanosine.

16. The polynucleotide of any one of claims 1-15, further comprising a poly-A tail.

17. The polynucleotide of any one of claims 14-16, wherein said polynucleotide encodes a protein of interest.

18. The polynucleotide of any one of claims 1-17, which is purified.

19. The polynucleotide of any one of claims 1-18, wherein said polynucleotide is codon optimized.

4. A polynucleotide, wherein at least one base is 1,6-Dimethyl-pseudo-uracil, 1-(optionally substituted C₁-C₆ Alkyl)-6-(1-propynyl)-pseudo-uracil, 1-(optionally substituted C₁-C₆ Alkyl)-6-(2-propynyl)-pseudo-uracil, 1-(optionally substituted C₁-C₆ Alkyl)-6-allyl-pseudo-uracil, 1-(optionally substituted C₁-C₆ Alkyl)-6-ethynyl-pseudo-uracil, 1-(optionally substituted C₁-C₆ Alkyl)-6-homoallyl-pseudo-uracil, 1-(optionally substituted C₁-C₆ Alkyl)-6-vinyl-pseudo-uracil, 1-Methyl-6-(2,2,2-Trifluoroethyl)pseudo-uracil, 1-Methyl-6-(4-morpholino)-pseudo-uracil, 1-Methyl-6-(4-thiomorpholino)-pseudo-uracil, 1-Methyl-6-(optionally substituted phenyl)pseudo-uracil, 1-Methyl-6-amino-pseudo-uracil, 1-Methyl-6-azido-pseudo-uracil, 1-Methyl-6-bromo-pseudo-uracil, 1-Methyl-6-butyl-pseudo-uracil, 1-Methyl-6-chloro-pseudo-uracil, 1-Methyl-6-cyano-pseudo-uracil, 1-Methyl-6-dimethylamino-pseudo-uracil, 1-Methyl-6-ethoxy-pseudo-uracil, 1-Methyl-6-ethylcarboxylate-pseudo-uracil, 1-Methyl-6-ethyl-pseudo-uracil, 1-Methyl-6-fluoro-pseudo-uracil, 1-Methyl-6-formyl-pseudo-uracil, 1-Methyl-6-hydroxyamino-pseudo-uracil, 1-Methyl-6-hydroxy-pseudo-uracil, 1-Methyl-6-iodo-pseudo-uracil, 1-Methyl-6-iso-propyl-pseudo-uracil, 1-Methyl-6-methoxy-pseudo-uracil, 1-Methyl-6-methylamino-pseudo-uracil, 1-Methyl-6-phenyl-pseudo-uracil, 1-Methyl-6-propyl-pseudo-uracil, 1-Methyl-6-tert-butyl-pseudo-uracil, 1-Methyl-6-trifluoromethoxy-pseudo-uracil, 1-Methyl-6-trifluoromethyl-pseudo-uracil, 6-(2,2,2-Trifluoroethyl)-pseudo-uracil, 6-(4-Morpholino)-pseudo-uracil, 6-(4-Thiomorpholino)-pseudo-uracil, 6-(optionally substituted-Phenyl)-pseudo-uracil, 6-Amino-pseudo-uracil, 6-Azido-pseudo-uracil, 6-Bromo-pseudo-uracil, 6-Butyl-pseudo-uracil, 6-Chloro-pseudo-uracil, 6-Cyano-pseudo-uracil, 6-Dimethylamino-pseudo-uracil, 6-Ethoxy-pseudo-uracil, 6-Ethylcarboxylate-pseudo-uracil, 6-Ethyl-pseudo-uracil, 6-Fluoro-pseudo-uracil, 6-Formyl-pseudo-uracil, 6-Hydroxyamino-pseudo-uracil, 6-Hydroxy-pseudo-uracil, 6-Iodo-pseudo-uracil, 6-iso-Propyl-pseudo-uracil, 6-Methoxy-pseudo-uracil, 6-Methylamino-pseudo-uracil, 6-Methyl-pseudo-uracil, 6-Phenyl-pseudo-uracil, 6-Propyl-pseudo-uracil, 6-tert-Butyl-pseudo-uracil, 6-Trifluoromethoxy-pseudo-uracil, 6-Trifluoromethyl-pseudo-uracil, 1-(3-Amino-3-carboxypropyl)pseudo-uracil, 1-(2,2,2-Trifluoroethyl)-pseudo-uracil, 1-(2,4,6-Trimethyl-benzyl)pseudo-uracil, 1-(2,4,6-Trimethyl-phenyl)pseudo-uracil, 1-(2-Amino-2-carboxyethyl)pseudo-uracil, 1-(2-Amino-ethyl)pseudo-uracil, 1-(3-Amino-propyl)pseudo-uracil, 1-(4-Amino-4-carboxybutyl)pseudo-uracil, 1-(4-Amino-benzyl)pseudo-uracil, 1-(4-Amino-butyl)pseudo-uracil, 1-(4-Amino-phenyl)pseudo-uracil, 1-(4-Methoxy-benzyl)pseudo-uracil, 1-(4-Methoxy-phenyl)pseudo-uracil, 1-(4-Methyl-benzyl)pseudo-uracil, 1-(4-Nitro-benzyl)pseudo-uracil, 1(4-Nitro-phenyl)pseudo-uracil, 1-(5-Amino-pentyl)pseudo-uracil, 1-(6-Amino-hexyl)pseudo-uracil, 1-Aminomethyl-pseudo-uracil, 1-Benzyl-pseudo-uracil, 1-Butyl-pseudo-uracil, 1-Cyclobutylmethyl-pseudo-uracil, 1-Cyclobutyl-pseudo-uracil, 1-Cycloheptylmethyl-pseudo-uracil, 1-Cycloheptyl-pseudo-uracil, 1-Cyclohexylmethyl-pseudo-uracil, 1-Cyclohexyl-pseudo-uracil, 1-Cyclooctylmethyl-pseudo-uracil, 1-Cyclooctyl-pseudo-uracil, 1-Cyclopentylmethyl-pseudo-uracil, 1-Cyclopentyl-pseudo-uracil, 1-Cyclopropylmethyl-pseudo-uracil, 1-Cyclopropyl-pseudo-uracil, 1-Ethyl-pseudo-uracil, 1-Hexyl-pseudo-uracil, 1-iso-Propyl-pseudo-uracil 1-Pentyl-pseudo-uracil, 1-Phenyl-pseudo-uracil, 1-Propyl-pseudo-uracil, 1-p-toluyl-pseudo-uracil, 1-tert-Butyl-pseudo-uracil, 1-Trifluoromethyl-pseudo-uracil, 3-(optionally substituted C₁-C₆ Alkyl)-pseudo-uracil, Pseudo-uracil-N1-2-ethanoic acid, Pseudo-uracil-N1-3-propionic acid, Pseudo-uracil-N1-4-butanoic acid, Pseudo-uracil-N1-5-pentanoic acid, Pseudo-uracil-N1-6-hexanoic acid, Pseudo-uracil-N1-7-heptanoic acid, Pseudo-uracil-N1-methyl-p-benzoic acid, 6-phenyl-pseudo-uracil, 6-azido-pseudo-uracil, Pseudo-uracil-N1-p-benzoic acid, N3-Methyl-pseudo-uracil, 5-Methyl-amino-methyl-uracil, 5-Carboxy-methyl-amino-methyl-uracil, 5-(carboxyhydroxymethyl)uracil methyl ester 5-(carboxyhydroxymethyl)uracil, 2-anhydro-cytosine, 2-anhydro-uracil, 5-Methoxycarbonylmethyl-2-thio-uracil, 5-Methylaminomethyl-2-seleno-uracil, 5-(iso-Pentenylaminomethyl)-uracil, 5-(iso-Pentenylaminomethyl)-2-thio-uracil, 5-(iso-Pentenylaminomethyl)-uracil, 5-Trideuteromethyl-6-deutero-uracil, 5-(2-Chloro-phenyl)-2-thio-cytosine, 5-(4-Amino-phenyl)-2-thio-cytosine, 5-(2-Furanyl)-uracil, 8-Trifluoromethyl-adenine, 2-Trifluoromethyl-adenine, 3-Deaza-3-fluoro-adenine, 3-Deaza-3-bromo-adenine, 3-Deaza-3-iodo-adenine, 1-Hydroxymethyl-pseudo-uracil, 1-(2-Hydroxyethyl)-pseudo-uracil, 1-Methoxymethyl-pseudo-uracil, 1-(2-Methoxyethyl)-pseudo-uracil, 1-(2,2-Diethoxyethyl)-pseudo-uracil, 1-(2-Hydroxypropyl)-pseudo-uracil, (2R)-1-(2-Hydroxypropyl)-pseudo-uracil, (2S)-1-(2-Hydroxypropyl)-pseudo-uracil, 1-Cyanomethyl-pseudo-uracil, 1-Morpholinomethyl-pseudo-uracil, 1-Thiomorpholinomethyl-pseudo-uracil, 1-Benzyloxymethyl-pseudo-uracil, 1-(2,2,3,3,3-Pentafluoropropyl)-pseudo-uracil, 1-Thiomethoxymethyl-pseudo-uracil, 1-Methanesulfonylmethyl-pseudo-uracil, 1-Vinyl-pseudo-uracil, 1-Allyl-pseudo-uracil, 1-Homoallyl-pseudo-uracil, 1-Propargyl-pseudo-uracil, 1-(4-Fluorobenzyl)-pseudo-uracil, 1-(4-Chlorobenzyl)-pseudo-uracil, 1-(4-Bromobenzyl)-pseudo-uracil, 1-(4-Iodobenzyl)-pseudo-uracil, 1-(4-Methylbenzyl)-pseudo-uracil, 1-(4-Trifluoromethylbenzyl)-pseudo-uracil, 1-(4-Methoxybenzyl)-pseudo-uracil, 1-(4-Trifluoromethoxybenzyl)-pseudo-uracil, 1-(4-Thiomethoxybenzyl)-pseudo-uracil, 1-(4-Methanesulfonylbenzyl)-pseudo-uracil, Pseudo-uracil 1-(4-methylbenzoic acid), Pseudo-uracil 1-(4-methylbenzenesulfonic acid), 1-(2,4,6-Trimethylbenzyl)-pseudo-uracil, 1-(4-Nitrobenzyl)-pseudo-uracil, 1-(4-Azidobenzyl)-pseudo-uracil, 1-(3,4-Dimethoxybenzyl)-pseudo-uracil, 1-(3,4-Bis-trifluoromethoxybenzyl)-pseudo-uracil, 1-Acetyl-pseudo-uracil, 1-Trifluoroacetyl-pseudo-uracil, 1-Benzoyl-pseudo-uracil, 1-Pivaloyl-pseudo-uracil, 1-(3-Cyclopropyl-prop-2-ynyl)-pseudo-uracil, Pseudo-uracil 1-methylphosphonic acid diethyl ester, Pseudo-uracil 1-methylphosphonic acid, Pseudo-uracil 1-[3-(2-ethoxy)]propionic acid, Pseudo-uracil 1-[3-{2-(2-ethoxy)-ethoxy}]propionic acid, Pseudo-uracil 1-[3-{2-(2-[2-ethoxy]-ethoxy)-ethoxy}]propionic acid, Pseudo-uracil 1-[3-{2-(2-[2-(2-ethoxy)-ethoxy]-ethoxy)-ethoxy}]propionic acid, Pseudo-uracil 1-[3-{2-(2-[2-{2(2-ethoxy)-ethoxy}-ethoxy]-ethoxy)-ethoxy}]propionic acid, 1-{3-[2-(2-Aminoethoxy)-ethoxy]-propionyl}pseudo-uracil, 1-[3-(2-{2-[2-(2-Aminoethoxy)-ethoxy]-ethoxy}-ethoxy)-propionyl]-pseudo-uracil, 1-Biotinyl-pseudo-uracil, 1-Biotinyl-PEG2-pseudo-uracil, 5-(C_3-8 cycloalkyl)-cytosine, 5-methyl-N6-acetyl-1-cytosine, 5-(carboxymethyl)-N6-trifluoroacetyl-cytosine trifluoromethyl ester, N6-propionyl-cytosine, 5-monofluoromethyl-cytosine, 5-trifluoromethoxy-cytosine, N6-(1,1,1-trifluoro-propionyl)-cytosine, 4-acetyl-pseudo-isocytosine, 1-ethyl-pseudo-isocytosine, 1-hydroxy-pseudo-isocytosine, or 1-(2,2,2-trifluoroethyl)-pseudo-uracil.

5. The polynucleotide of claim 4, wherein as least one base is 1,6-Dimethyl-pseudo-uracil, 1-(optionally substituted C₁-C₆ Alkyl)-6-(1-propynyl)-pseudo-uracil, 1-(optionally substituted C₁-C₆ Alkyl)-6-(2-propynyl)-pseudo-uracil, 1-(optionally substituted C₁-C₆ Alkyl)-6-allyl-pseudo-uracil, 1-(optionally substituted C₁-C₆ Alkyl)-6-ethynyl-pseudo-uracil, 1-(optionally substituted C₁-C₆ Alkyl)-6-homoallyl-pseudo-uracil, 1-(optionally substituted C₁-C₆ Alkyl)-6-vinyl-pseudo-uracil, 1-Methyl-6-(2,2,2-Trifluoroethyl)pseudo-uracil, 1-Methyl-6-(4-morpholino)-pseudo-uracil, 1-Methyl-6-(4-thiomorpholino)-pseudo-uracil, 1-Methyl-6-(optionally substituted phenyl)pseudo-uracil, 1-Methyl-6-amino-pseudo-uracil, 1-Methyl-6-azido-pseudo-uracil, 1-Methyl-6-bromo-pseudo-uracil, 1-Methyl-6-butyl-pseudo-uracil, 1-Methyl-6-chloro-pseudo-uracil, 1-Methyl-6-cyano-pseudo-uracil, 1-Methyl-6-dimethylamino-pseudo-uracil, 1-Methyl-6-ethoxy-pseudo-uracil, 1-Methyl-6-ethylcarboxylate-pseudo-uracil, 1-Methyl-6-ethyl-pseudo-uracil, 1-Methyl-6-fluoro-pseudo-uracil, 1-Methyl-6-formyl-pseudo-uracil, 1-Methyl-6-hydroxyamino-pseudo-uracil, 1-Methyl-6-hydroxy-pseudo-uracil, 1-Methyl-6-iodo-pseudo-uracil, 1-Methyl-6-iso-propyl-pseudo-uracil, 1-Methyl-6-methoxy-pseudo-uracil, 1-Methyl-6-methylamino-pseudo-uracil, 1-Methyl-6-phenyl-pseudo-uracil, 1-Methyl-6-propyl-pseudo-uracil, 1-Methyl-6-tert-butyl-pseudo-uracil, 1-Methyl-6-trifluoromethoxy-pseudo-uracil, 1-Methyl-6-trifluoromethyl-pseudo-uracil, 6-(2,2,2-Trifluoroethyl)-pseudo-uracil, 6-(4-Morpholino)-pseudo-uracil, 6-(4-Thiomorpholino)-pseudo-uracil, 6-(Substituted-Phenyl)-pseudo-uracil, 6-Amino-pseudo-uracil, 6-Azido-pseudo-uracil, 6-Bromo-pseudo-uracil, 6-Butyl-pseudo-uracil, 6-Chloro-pseudo-uracil, 6-Cyano-pseudo-uracil, 6-Dimethylamino-pseudo-uracil, 6-Ethoxy-pseudo-uracil, 6-Ethylcarboxylate-pseudo-uracil, 6-Ethyl-pseudo-uracil, 6-Fluoro-pseudo-uracil, 6-Formyl-pseudo-uracil, 6-Hydroxyamino-pseudo-uracil, 6-Hydroxy-pseudo-uracil, 6-Iodo-pseudo-uracil, 6-iso-Propyl-pseudo-uracil, 6-Methoxy-pseudo-uracil, 6-Methylamino-pseudo-uracil, 6-Methyl-pseudo-uracil, 6-Phenyl-pseudo-uracil, 6-Phenyl-pseudo-uracil, 6-Propyl-pseudo-uracil, 6-tert-Butyl-pseudo-uracil, 6-Trifluoromethoxy-pseudo-uracil, 6-Trifluoromethyl-pseudo-uracil, 1-(3-Amino-3-carboxypropyl)pseudo-uracil, 1-(2,2,2-Trifluoroethyl)-pseudo-uracil, 1-(2,4,6-Trimethyl-benzyl)pseudo-uracil, 1-(2,4,6-Trimethyl-phenyl)pseudo-uracil, 1-(2-Amino-2-carboxyethyl)pseudo-uracil, 1-(2-Amino-ethyl)pseudo-uracil, 1-(3-Amino-propyl)pseudo-uracil, 1-(4-Amino-4-carboxybutyl)pseudo-uracil, 1-(4-Amino-benzyl)pseudo-uracil, 1-(4-Amino-butyl)pseudo-uracil, 1-(4-Amino-phenyl)pseudo-uracil, 1-(4-Methoxy-benzyl)pseudo-uracil, 1-(4-Methoxy-phenyl)pseudo-uracil, 1-(4-Methyl-benzyl)pseudo-uracil, 1-(4-Nitro-benzyl)pseudo-uracil, 1(4-Nitro-phenyl)pseudo-uracil, 1-(5-Amino-pentyl)pseudo-uracil, 1-(6-Amino-hexyl)pseudo-uracil, 1-Aminomethyl-pseudo-uracil, 1-Benzyl-pseudo-uracil, 1-Butyl-pseudo-uracil, 1-Cyclobutylmethyl-pseudo-uracil, 1-Cyclobutyl-pseudo-uracil, 1-Cycloheptylmethyl-pseudo-uracil, 1-Cycloheptyl-pseudo-uracil, 1-Cyclohexylmethyl-pseudo-uracil, 1-Cyclohexyl-pseudo-uracil, 1-Cyclooctylmethyl-pseudo-uracil, 1-Cyclooctyl-pseudo-uracil, 1-Cyclopentylmethyl-pseudo-uracil, 1-Cyclopentyl-pseudo-uracil, 1-Cyclopropylmethyl-pseudo-uracil, 1-Cyclopropyl-pseudo-uracil, 1-Ethyl-pseudo-uracil, 1-Hexyl-pseudo-uracil, 1-iso-Propyl-pseudo-uracil, 1-Pentyl-pseudo-uracil, 1-Phenyl-pseudo-uracil, 1-Propyl-pseudo-uracil, 1-p-tolyl-pseudo-uracil, 1-tert-Butyl-pseudo-uracil, 1-Trifluoromethyl-pseudo-uracil, 3-(optionally substituted C₁-C₆ Alkyl)-pseudo-uracil, Pseudo-uracil-N1-2-ethanoic acid, Pseudo-uracil-N1-3-propionic acid, Pseudo-uracil-N1-4-butanoic acid, Pseudo-uracil-N1-5-pentanoic acid, Pseudo-uracil-N1-6-hexanoic acid, Pseudo-uracil-N1-7-heptanoic acid, Pseudo-uracil-N1-methyl-p-benzoic acid, 6-phenyl-pseudo-uracil, 6-azido-pseudo-uracil, or Pseudo-uracil-N1-p-benzoic acid.

6. The polynucleotide of claim 4, wherein at least one base is N3-Methyl-pseudo-uracil, 5-Methyl-amino-methyl-uracil, 5-Carboxy-methyl-amino-methyl-uracil, 5-(carboxyhydroxymethyl)uracil methyl ester or 5-(carboxyhydroxymethyl)uracil.

7. The polynucleotide of claim 4, wherein at least one base is 2-anhydro-cytosine or 2-anhydro-uracil.

8. The polynucleotide of claim 4, wherein at least one base is 5-Methoxycarbonylmethyl-2-thio-uracil, 5-Methylaminomethyl-2-seleno-uracil, 5-(iso-pentenylaminomethyl)-uracil, 5-(iso-pentenylaminomethyl)-2-thio-uracil, or 5-(iso-Pentenylaminomethyl)-uracil.

9. The polynucleotide of claim 4, wherein at least one base is 5-Trideuteromethyl-6-deutero-uracil, 5-(2-Chloro-phenyl)-2-thio-cytosine, 5-(4-Amino-phenyl)-2-thio-cytosine, 5-(2-Furanyl)-uracil, N4-methyl-cytosine, 8-Trifluoromethyl-adenine, 2-Trifluoromethyl-adenine, 3-Deaza-3-fluoro-adenine, 3-Deaza-3-bromo-adenine, or 3-Deaza-3-iodo-adenine.

10. The polynucleotide of claim 4, wherein at least one base is 1-Hydroxymethyl-pseudo-uracil, 1-(2-Hydroxyethyl)-pseudo-uracil, 1-Methoxymethyl-pseudo-uracil, 1-(2-Methoxyethyl)-pseudo-uracil, 1-(2,2-Diethoxyethyl)-pseudo-uracil, 1-(2-Hydroxypropyl)-pseudo-uracil, (2R)-1-(2-Hydroxypropyl)-pseudo-uracil, (2S)-1-(2-Hydroxypropyl)-pseudo-uracil, 1-Cyanomethyl-pseudo-uracil, 1-Morpholinomethyl-pseudo-uracil, 1-Thiomorpholinomethyl-pseudo-uracil, 1-Benzyloxymethyl-pseudo-uracil, 1-(2,2,3,3,3-Pentafluoropropyl)-pseudo-uracil, 1-Thiomethoxymethyl-pseudo-uracil, 1-Methanesulfonylmethyl-pseudo-uracil, 1-Vinyl-pseudo-uracil, 1-Allyl-pseudo-uracil, 1-Homoallyl-pseudo-uracil, 1-Propargyl-pseudo-uracil, 1-(4-Fluorobenzyl)-pseudo-uracil, 1-(4-Chlorobenzyl)-pseudo-uracil, 1-(4-Bromobenzyl)-pseudo-uracil, 1-(4-Iodobenzyl)-pseudo-uracil, 1-(4-Methylbenzyl)-pseudo-uracil, 1-(4-Trifluoromethylbenzyl)-pseudo-uracil, 1-(4-Methoxybenzyl)-pseudo-uracil, 1-(4-Trifluoromethoxybenzyl)-pseudo-uracil, 1-(4-Thiomethoxybenzyl)-pseudo-uracil, 1-(4-Methanesulfonylbenzyl)-pseudo-uracil, Pseudo-uracil 1-(4-methylbenzoic acid), Pseudo-uracil 1-(4-methylbenzenesulfonic acid), 1-(2,4,6-Trimethylbenzyl)-pseudo-uracil, 1-(4-Nitrobenzyl)-pseudo-uracil, 1-(4-Azidobenzyl)-pseudo-uracil, 1-(3,4-Dimethoxybenzyl)-pseudo-uracil, 1-(3,4-Bis-trifluoromethoxybenzyl)-pseudo-uracil, 1-Acetyl-pseudo-uracil, 1-Trifluoroacetyl-pseudo-uracil, 1-Benzoyl-pseudo-uracil, 1-Pivaloyl-pseudo-uracil, 1-(3-Cyclopropyl-prop-2-ynyl)-pseudo-uracil, Pseudo-uracil 1-methylphosphonic acid diethyl ester, Pseudo-uracil 1-methylphosphonic acid, Pseudo-uracil 1-[3-(2-ethoxy)]propionic acid, Pseudo-uracil 1-[3-{2-(2-ethoxy)-ethoxy}]propionic acid, Pseudo-uracil 1-[3-{2-(2-[2-ethoxy]-ethoxy)-ethoxy}]propionic acid, Pseudo-uracil 1-[3-{2-(2-[2-(2-ethoxy)-ethoxy]-ethoxy)-ethoxy}]propionic acid, Pseudo-uracil 1-[3-{2-(2-[2-{2(2-ethoxy)-ethoxy}-ethoxy]-ethoxy)-ethoxy}]propionic acid, 1-{3-[2-(2-Aminoethoxy)-ethoxy]-propionyl}pseudo-uracil, 1-[3-(2-{2-[2-(2-Aminoethoxy)-ethoxy]-ethoxy}-ethoxy)-propionyl]-pseudo-uracil, 1-Biotinyl-pseudo-uracil, or 1-Biotinyl-PEG2-pseudo-uracil.

11. The polynucleotide of claim 4, wherein at least one base is 5-cyclopropyl-cytosine, 5-methyl-N6-acetyl-cytosine, 5-(carboxymethyl)-N6-trifluoroacetyl-cytosine trifluoromethyl ester, N6-propionyl-cytosine, 5-monofluoromethyl-cytosine, 5-trifluoromethoxy-cytosine, N6-(1,1,1-trifluoro-propionyl)-cytosine, 4-acetyl-pseudo-isocytosine, 1-ethyl-pseudo-isocytosine, or 1-hydroxy-pseudo-isocytosine.

12. The polynucleotide of claim 4, wherein at least one base is 1-(2,2,2-trifluoroethyl)-pseudo-uracil.

20. An isolated polynucleotide encoding a polypeptide of interest, said isolated polynucleotide comprising:

(a) a 5′

UTR, e.g., comprising at least one Kozak sequence;

(b) a 3′

UTR; and

(c) at least one 5′

cap structure,

wherein at least one base is 1-Methyl-3-(3-amino-3-carboxypropyl)pseudo-uracil, 5-Oxyacetic acid-methyl ester-uracil, 5-Trifluoromethyl-cytosine, 5-Trifluoromethyl-uracil, 5-Carboxymethylaminomethyl-2-thio-uracil, 5-Methylaminomethyl-2-thio-uracil, 5-Methoxy-carbonyl-methyl-uracil, 5-Oxyacetic acid-uracil, 3-(3-Amino-3-carboxypropyl)-uracil, 2-Amino-adenine, 8-Aza-adenine, Xanthosine, 5-Bromo-cytosine, 5-Aminoallyl-cytosine, 5-iodo-cytosine, 8-bromo-adenine, 8-bromo-guanine, N4-Benzoyl-cytosine, N4-Amino-cytosine, N6-Bz-adenine, N2-isobutyl-guanine, 5-Methylaminomethyl-2-thio-uracil, 5-Carbamoylmethyl-uracil, 1-Methyl-3-(3-amino-3-carboxypropyl) pseudo-uracil, 5-Methyldihydro-uracil, 5-(1-propynyl)cytosine, 5-Ethynylcytosine, 5-vinyl-uracil, (Z)-5-(2-Bromo-vinyl)-uracil, (E)-5-(2-Bromo-vinyl)-uracil, 5-Methoxy-cytosine, 5-Formyl-uracil, 5-Cyano-uracil, 5-Dimethylamino-uracil, 5-Cyano-cytosine, 5-Phenylethynyl-uracil, (E)-5-(2-Bromo-vinyl)-cytosine, 2-Mercapto-adenine, 2-Azido-adenine, 2-Fluoro-adenine, 2-Chloro-adenine, 2-Bromo-adenine, 2-Iodo-adenine, 7-Amino-1H-pyrazolo[4,3-d]pyrimidine, 2,4-dihydropyrazolo[4,3-d]pyrimidin-7-one, 2,4-dihydropyrazolo[4,3-d]pyrimidine-5,7-dione, pyrrolosine, 9-Deaza-adenine, 9-Deaza-guanine, 3-Deaza-adenine, 3-Deaza-3-chloro-adenine, 1-Deaza-adenine, 5-vinyl-cytosine, 5-phenyl-cytosine, 5-difluoromethyl-cytosine, 5-(1-propynyl)-uracil, 5-(1-propynyl)-cytosine, or 5-methoxymethyl-cytosine.

21. The polynucleotide of claim 20, wherein at least one base is 1-Methyl-3-(3-amino-3-carboxypropyl)pseudo-uracil.

22. The polynucleotide of claim 20, wherein at least one base is 5-Oxyacetic acid-methyl ester-uracil, 5-Trifluoromethyl-cytosine, 5-Trifluoromethyl-uracil, 5-Carboxymethylaminomethyl-2-thio-uracil, 5-Methylaminomethyl-2-thio-uracil, 5-Methoxy-carbonyl-methyl-uracil, 5-Oxyacetic acid-uracil, or 3-(3-Amino-3-carboxypropyl)-uracil.

23. The polynucleotide of claim 20, wherein at least one base is 2-Amino-adenine, 8-Aza-adenine, Xanthosine, 5-Bromo-cytosine, or 5-Aminoallyl-cytosine.

24. The polynucleotide of claim 20, wherein at least one base is 5-iodo-cytosine, 8-bromo-adenine, 8-bromo-guanine, N4-Benzoyl-cytosine, N4-Amino-cytosine, N6-Bz-adenine, or N2-isobutyl-guanine.

25. The polynucleotide of claim 20, wherein at least one base is 5-Methylaminomethyl-2-thio-uracil, 5-Carbamoylmethyl-uracil, 1-Methyl-3-(3-amino-3-carboxypropyl) pseudo-uracil, or 5-Methyldihydro-uracil.

26. The polynucleotide of claim 20, wherein at least one base is 5-(1-propynyl)cytosine, 5-Ethynylcytosine, 5-vinyl-uracil, (Z)-5-(2-Bromo-vinyl)-uracil, (E)-5-(2-Bromo-vinyl)-uracil, 5-Methoxy-cytosine, 5-Formyl-uracil, 5-Cyano-uracil, 5-Dimethylamino-uracil, 5-Cyano-cytosine, 5-Phenylethynyl-uracil, (E)-5-(2-Bromo-vinyl)-cytosine, 2-Mercapto-adenine, 2-Azido-adenine, 2-Fluoro-adenine, 2-Chloro-adenine, 2-Bromo-adenine, 2-Iodo-adenine, 7-Amino-1H-pyrazolo[4,3-d]pyrimidine, 2,4-dihydropyrazolo[4,3-d]pyrimidin-7-one, 2,4-dihydropyrazolo[4,3-d]pyrimidine-5,7-dione, pyrrolosine, 9-Deaza-adenine, 9-Deaza-guanine, 3-Deaza-adenine, 3-Deaza-3-chloro-adenine, or 1-Deaza-adenine.

27. The polynucleotide of claim 20, wherein at least one base is 5-methoxy-uracil, 5-vinyl-cytosine, 5-phenyl-cytosine, 5-difluoromethyl-cytosine, or 5-methoxymethyl-cytosine.

28. The polynucleotide of claim 20, wherein at least one base is 5-bromo-cytosine.

29. The polynucleotide of any one of claims 20-28, further comprising a poly-A tail.

31. The polynucleotide of any one of claims 20-30, wherein said at least one 5′

cap structure is Cap0, Cap1, ARCA, inosine, N1-methyl-guanosine, 2′

-fluoro-guanosine, 7-deaza-guanosine, 8-oxo-guanosine, 2-amino-guanosine, LNA-guanosine, or 2-azido-guanosine.

32. The polynucleotide of any one of claims 20-31, wherein said polynucleotide is codon optimized.

30. The polynucleotide of any one of 20-29, wherein said polynucleotide is purified.

33. A compound of Formula I:

A-B, 

 

Formula I

wherein A is;

34. The compound of claim 33, wherein B is 1,6-Dimethyl-pseudo-uracil, 1-(optionally substituted C₁-C₆ Alkyl)-6-(1-propynyl)-pseudo-uracil, 1-(optionally substituted C₁-C₆ Alkyl)-6-(2-propynyl)-pseudo-uracil, 1-(optionally substituted C₁-C₆ Alkyl)-6-allyl-pseudo-uracil, 1-(optionally substituted C₁-C₆ Alkyl)-6-ethynyl-pseudo-uracil, 1-(optionally substituted C₁-C₆ Alkyl)-6-homoallyl-pseudo-uracil, 1-(optionally substituted C₁-C₆ Alkyl)-6-vinyl-pseudo-uracil, 1-Methyl-6-(2,2,2-Trifluoroethyl)pseudo-uracil, 1-Methyl-6-(4-morpholino)-pseudo-uracil, 1-Methyl-6-(4-thiomorpholino)-pseudo-uracil, 1-Methyl-6-(optionally substituted phenyl)pseudo-uracil, 1-Methyl-6-amino-pseudo-uracil, 1-Methyl-6-azido-pseudo-uracil, 1-Methyl-6-bromo-pseudo-uracil, 1-Methyl-6-butyl-pseudo-uracil, 1-Methyl-6-chloro-pseudo-uracil, 1-Methyl-6-cyano-pseudo-uracil, 1-Methyl-6-dimethylamino-pseudo-uracil, 1-Methyl-6-ethoxy-pseudo-uracil, 1-Methyl-6-ethylcarboxylate-pseudo-uracil, 1-Methyl-6-ethyl-pseudo-uracil, 1-Methyl-6-fluoro-pseudo-uracil, 1-Methyl-6-formyl-pseudo-uracil, 1-Methyl-6-hydroxyamino-pseudo-uracil, 1-Methyl-6-hydroxy-pseudo-uracil, 1-Methyl-6-iodo-pseudo-uracil, 1-Methyl-6-iso-propyl-pseudo-uracil, 1-Methyl-6-methoxy-pseudo-uracil, 1-Methyl-6-methylamino-pseudo-uracil, 1-Methyl-6-phenyl-pseudo-uracil, 1-Methyl-6-propyl-pseudo-uracil, 1-Methyl-6-tert-butyl-pseudo-uracil, 1-Methyl-6-trifluoromethoxy-pseudo-uracil, 1-Methyl-6-trifluoromethyl-pseudo-uracil, 6-(2,2,2-Trifluoroethyl)-pseudo-uracil, 6-(4-Morpholino)-pseudo-uracil, 6-(4-Thiomorpholino)-pseudo-uracil, 6-(Substituted-Phenyl)-pseudo-uracil, 6-Amino-pseudo-uracil, 6-Azido-pseudo-uracil, 6-Bromo-pseudo-uracil, 6-Butyl-pseudo-uracil, 6-Chloro-pseudo-uracil, 6-Cyano-pseudo-uracil, 6-Dimethylamino-pseudo-uracil, 6-Ethoxy-pseudo-uracil, 6-Ethylcarboxylate-pseudo-uracil, 6-Ethyl-pseudo-uracil, 6-Fluoro-pseudo-uracil, 6-Formyl-pseudo-uracil, 6-Hydroxyamino-pseudo-uracil, 6-Hydroxy-pseudo-uracil, 6-Iodo-pseudo-uracil, 6-iso-Propyl-pseudo-uracil, 6-Methoxy-pseudo-uracil, 6-Methylamino-pseudo-uracil, 6-Methyl-pseudo-uracil, 6-Phenyl-pseudo-uracil, 6-Phenyl-pseudo-uracil, 6-Propyl-pseudo-uracil, 6-tert-Butyl-pseudo-uracil, 6-Trifluoromethoxy-pseudo-uracil, 6-Trifluoromethyl-pseudo-uracil, 1-(3-Amino-3-carboxypropyl)pseudo-uracil, 1-(2,2,2-Trifluoroethyl)-pseudo-uracil, 1-(2,4,6-Trimethyl-benzyl)pseudo-uracil, 1-(2,4,6-Trimethyl-phenyl)pseudo-uracil, 1-(2-Amino-2-carboxyethyl)pseudo-uracil, 1-(2-Amino-ethyl)pseudo-uracil, 1-(3-Amino-propyl)pseudo-uracil, 1-(4-Amino-4-carboxybutyl)pseudo-uracil, 1-(4-Amino-benzyl)pseudo-uracil, 1-(4-Amino-butyl)pseudo-uracil, 1-(4-Amino-phenyl)pseudo-uracil, 1-(4-Methoxy-benzyl)pseudo-uracil, 1-(4-Methoxy-phenyl)pseudo-uracil, 1-(4-Methyl-benzyl)pseudo-uracil, 1-(4-Nitro-benzyl)pseudo-uracil, 1(4-Nitro-phenyl)pseudo-uracil, 1-(5-Amino-pentyl)pseudo-uracil, 1-(6-Amino-hexyl)pseudo-uracil, 1-Aminomethyl-pseudo-uracil, 1-Benzyl-pseudo-uracil, 1-Butyl-pseudo-uracil, 1-Cyclobutylmethyl-pseudo-uracil, 1-Cyclobutyl-pseudo-uracil, 1-Cycloheptylmethyl-pseudo-uracil, 1-Cycloheptyl-pseudo-uracil, 1-Cyclohexylmethyl-pseudo-uracil, 1-Cyclohexyl-pseudo-uracil, 1-Cyclooctylmethyl-pseudo-uracil, 1-Cyclooctyl-pseudo-uracil, 1-Cyclopentylmethyl-pseudo-uracil, 1-Cyclopentyl-pseudo-uracil, 1-Cyclopropylmethyl-pseudo-uracil, 1-Cyclopropyl-pseudo-uracil, 1-Ethyl-pseudo-uracil, 1-Hexyl-pseudo-uracil, 1-iso-Propyl-pseudo-uracil, 1-Pentyl-pseudo-uracil, 1-Phenyl-pseudo-uracil, 1-Propyl-pseudo-uracil, 1-p-tolyl-pseudo-uracil, 1-tert-Butyl-pseudo-uracil, 1-Trifluoromethyl-pseudo-uracil, 3-(optionally substituted C₁-C₆ Alkyl)-pseudo-uracil, Pseudo-uracil-N1-2-ethanoic acid, Pseudo-uracil-N1-3-propionic acid, Pseudo-uracil-N1-4-butanoic acid, Pseudo-uracil-N1-5-pentanoic acid, Pseudo-uracil-N1-6-hexanoic acid, Pseudo-uracil-N1-7-heptanoic acid, Pseudo-uracil-N1-methyl-p-benzoic acid, 6-phenyl-pseudo-uracil, 6-azido-pseudo-uracil, or Pseudo-uracil-N1-p-benzoic acid.

35. The compound of claim 33, wherein B is N3-Methyl-pseudo-uracil, 5-Methyl-amino-methyl-uracil, 5-Carboxy-methyl-amino-methyl-uracil, 5-(carboxyhydroxymethyl)uracil methyl ester or 5-(carboxyhydroxymethyl)uracil.

36. The compound of claim 33, wherein B is 2-anhydro-cytosine or 2-anhydro-uracil.

37. The compound of claim 33, wherein B is 5-Methoxycarbonylmethyl-2-thio-uracil, 5-Methylaminomethyl-2-seleno-uracil, 5-(iso-Pentenylaminomethyl)-uracil, 5-(iso-Pentenylaminomethyl)-2-thio-uracil, or 5-(iso-Pentenylaminomethyl)-uracil.

38. The compound of claim 33, wherein B is 5-Trideuteromethyl-6-deutero-uracil, 5-(2-Chloro-phenyl)-2-thio-cytosine, 5-(4-Amino-phenyl)-2-thio-cytosine, 5-(2-Furanyl)-uracil, N4-methyl-cytosine, 8-Trifluoromethyl-adenine, 2-Trifluoromethyl-adenine, 3-Deaza-3-fluoro-adenine, 3-Deaza-3-bromo-adenine, or 3-Deaza-3-iodo-adenine.

39. The compound of claim 33, wherein B is 1-Hydroxymethyl-pseudo-uracil, 1-(2-Hydroxyethyl)-pseudo-uracil, 1-Methoxymethyl-pseudo-uracil, 1-(2-Methoxyethyl)-pseudo-uracil, 1-(2,2-Diethoxyethyl)-pseudo-uracil, (±

) 1-(2-Hydroxypropyl)-pseudo-uracil, (2R)-1-(2-Hydroxypropyl)-pseudo-uracil, (2S)-1-(2-Hydroxypropyl)-pseudo-uracil, 1-Cyanomethyl-pseudo-uracil, 1-Morpholinomethyl-pseudo-uracil, 1-Thiomorpholinomethyl-pseudo-uracil, 1-Benzyloxymethyl-pseudo-uracil, 1-(2,2,3,3,3-Pentafluoropropyl)-pseudo-uracil, 1-Thiomethoxymethyl-pseudo-uracil, 1-Methanesulfonylmethyl-pseudo-uracil, 1-Vinyl-pseudo-uracil, 1-Allyl-pseudo-uracil, 1-Homoallyl-pseudo-uracil, 1-Propargyl-pseudo-uracil, 1-(4-Fluorobenzyl)-pseudo-uracil, 1-(4-Chlorobenzyl)-pseudo-uracil, 1-(4-Bromobenzyl)-pseudo-uracil, 1-(4-Iodobenzyl)-pseudo-uracil, 1-(4-Methylbenzyl)-pseudo-uracil, 1-(4-Trifluoromethylbenzyl)-pseudo-uracil, 1-(4-Methoxybenzyl)-pseudo-uracil, 1-(4-Trifluoromethoxybenzyl)-pseudo-uracil, 1-(4-Thiomethoxybenzyl)-pseudo-uracil, 1-(4-Methanesulfonylbenzyl)-pseudo-uracil, Pseudo-uracil 1-(4-methylbenzoic acid), Pseudo-uracil 1-(4-methylbenzenesulfonic acid), 1-(2,4,6-Trimethylbenzyl)-pseudo-uracil, 1-(4-Nitrobenzyl)-pseudo-uracil, 1-(4-Azidobenzyl)-pseudo-uracil, 1-(3,4-Dimethoxybenzyl)-pseudo-uracil, 1-(3,4-Bis-trifluoromethoxybenzyl)-pseudo-uracil, 1-Acetyl-pseudo-uracil, 1-Trifluoroacetyl-pseudo-uracil, 1-Benzoyl-pseudo-uracil, 1-Pivaloyl-pseudo-uracil, 1-(3-Cyclopropyl-prop-2-ynyl)-pseudo-uracil, Pseudo-uracil 1-methylphosphonic acid diethyl ester, Pseudo-uracil 1-methylphosphonic acid, Pseudo-uracil 1-[3-(2-ethoxy)]propionic acid, Pseudo-uracil 1-[3-{2-(2-ethoxy)-ethoxy}]propionic acid, Pseudo-uracil 1-[3-{2-(2-[2-ethoxy]-ethoxy)-ethoxy}]propionic acid, Pseudo-uracil 1-[3-{2-(2-[2-(2-ethoxy)-ethoxy]-ethoxy)-ethoxy}]propionic acid, Pseudo-uracil 1-[3-{2-(2-[2-{2(2-ethoxy)-ethoxy}-ethoxy]-ethoxy)-ethoxy}]propionic acid, 1-{3-[2-(2-Aminoethoxy)-ethoxy]-propionyl}pseudo-uracil, 1-[3-(2-{2-[2-(2-Aminoethoxy)-ethoxy]-ethoxy}-ethoxy)-propionyl]-pseudo-uracil, 1-Biotinyl-pseudo-uracil, or 1-Biotinyl-PEG2-pseudo-uracil.

40. The compound of claim 33, wherein B is 5-cyclopropyl-cytosine, 5-methyl-N6-acetyl-cytosine, 5-(carboxymethyl)-N6-trifluoroacetyl-cytosine trifluoromethyl ester, N6-propionyl-cytosine, 5-monofluoromethyl-cytosine, 5-trifluoromethoxy-cytosine, N6-(1,1,1-trifluoro-propionyl)-cytosine, 4-acetyl-pseudo-isocytosine, 1-ethyl-pseudo-isocytosine, or 1-hydroxy-pseudo-isocytosine.

41. The compound of claim 40, wherein B is 1-(2,2,2-trifluoroethyl)-pseudouracil.

42. The compound of any one of claims 33-41, wherein A has the structure of Formula II.

43. The compound of claim 42, wherein m′

is 0.

44. The compound of claim 42 or 43, wherein m″

is 1.

45. The compound of any one of claims 42-44, wherein R⁴ is hydrogen.

46. The compound of any one of claims 42-45, wherein A is:

47. The compound of any one of claims 42-44, wherein R^2″

is hydroxyl.

48. The compound of claim 47, wherein R^1″

is hydrogen.

49. The compound of claim 47 or 48, wherein R³ is hydrogen, and R⁵ is hydrogen.

50. The compound of claim 47 or 48, wherein R³ is hydrogen, and R⁵ is optionally substituted C₂-C₆ alkynyl.

51. The compound of claim 50, wherein said optionally substituted C₂-C₆ alkynyl is ethynyl.

52. The compound of claim 47 or 48, wherein R⁵ is hydrogen.

53. The compound of claim 52, wherein R³ is azido or optionally substituted C₂-C₆ alkynyl.

54. The compound of claim 53, wherein R³ is azido.

55. The compound of claim 53, wherein R³ is optionally substituted C₂-C₆ alkynyl, wherein said optionally substituted C₂-C₆ alkynyl is ethynyl.

56. The compound of claim 47, wherein R³ is hydrogen and R⁵ is hydrogen.

57. The compound of claim 56, wherein R^1″

is optionally substituted C₁-C₆ alkyl or optionally substituted C₂-C₆ alkynyl.

58. The compound of claim 57, wherein R^1″

is optionally substituted C₁-C₆ alkyl, wherein said optionally substituted C₁-C₆ alkyl is trifluoromethyl.

59. The compound of claim 57, wherein R^1″

is optionally substituted C₂-C₆ alkynyl, wherein said optionally substituted C₂-C₆ alkynyl is ethynyl.

60. The compound of any one of claims 42-46, wherein R^2″

is hydrogen.

61. The compound of claim 60, wherein R³ is hydrogen.

62. The compound of claim 60 or 61, wherein R⁵ is hydrogen.

63. The compound of any one of claims 60-62, wherein R^1″

is halo, thiol, optionally substituted C₁-C₆ heteroalkyl, azido, or amino.

64. The compound of claim 63, wherein said halo is fluoro, chloro, bromo, or iodo.

65. The compound of claim 63, wherein said optionally substituted C₁-C₆ heteroalkyl is thiomethoxy.

66. The compound of any one of claims 42-46, wherein R³ is hydrogen.

67. The compound of claim 66, wherein R⁵ is hydrogen.

68. The compound of claim 66 or 67, wherein R^1″

is hydroxy.

69. The compound of claim 68, wherein R^2″

is hydrogen, optionally substituted C₁-C₆ alkyl, or optionally substituted C₂-C₆ alkynyl.

70. The compound of claim 69, wherein said optionally substituted C₁-C₆ alkyl is trifluoromethyl.

71. The compound of claim 69, wherein said optionally substituted C₂-C₆ alkynyl is ethynyl.

72. The compound of claim 66 or 67, wherein R^1″

is hydrogen.

73. The compound of claim 72, wherein R^2″

is thiol, optionally substituted C₁-C₆ heteroalkyl, azido, or amino.

74. The compound of claim 73, wherein said optionally substituted C₁-C₆ heteroalkyl is thiomethoxy.

75. The compound of claim 66 or 67, wherein R^1″

is halo.

76. The compound of claim 75, wherein said halo is fluoro.

77. The compound of claim 75 or 76, wherein R^2″

is halo.

78. The compound of claim 77, wherein said halo is fluoro.

79. The compound of any one of claim 42-78, wherein U is C(R^U)_nu.

80. The compound of claim 79, wherein nu is 2.

81. The compound of claim 79 or 80, wherein each R^u is hydrogen.

82. The compound of any one of claims 42-81, wherein q is 0;

and Y⁶ is hydroxyl.

83. The compound of any one of claims 42-82, wherein R⁵ is hydroxyl.

84. The compound of any one of claims 42-83, wherein Y⁵ is optionally substituted C₁-C₆ alkylene.

85. The compound of claim 84, wherein said optionally substituted C₁-C₆ alkylene is methylene.

86. The compound of any one of claims 42-85, wherein r is 0, and Y⁶ is hydroxyl.

87. The compound of any one of claims 42-85, wherein r is 3;

each Y¹ and Y³ is O; and

Y⁴ and Y⁶ are hydroxyl.

88. The compound of any one of claim 42-85, wherein r is 3, each Y¹ is O;

and Y⁴ and Y⁶ are hydroxyl.

89. The compound of claim 88, wherein at least one Y³ is S.