Abstract: This invention relates to an isolated nucleic acid fragment encoding a proteinase. The invention also relates to the construction of a chimeric gene encoding all or a portion of the proteinase, in sense or antisense orientation, wherein expression of the chimeric gene results in production of altered levels of the proteinase in a transformed host cell.

Abstract: This invention relates to an isolated nucleic acid fragment encoding an aspartate kinase. The invention also relates to the construction of a chimeric gene encoding all or a portion of the aspartate kinase, in sense or antisense orientation, wherein expression of the chimeric gene results in production of altered levels of the aspartate kinase in a transformed host cell.

Abstract: This invention relates to an isolated nucleic acid fragment encoding a tyrosine biosynthetic enzyme. The invention also relates to the construction of a chimeric gene encoding all or a portion of the tyrosine biosynthetic enzyme, in sense or antisense orientation, wherein expression of the chimeric gene results in production of altered levels of the tyrosine biosynthetic enzyme in a transformed host cell.

Abstract: This invention relates to an isolated nucleic acid fragment encoding a plant cysteine &ggr; synthase. The invention also relates to the construction of a chimeric gene encoding all or a portion of the plant cysteine &ggr; synthase, in sense or antisense orientation, wherein expression of the chimeric gene results in production of altered levels of the plant biosynthetic enzyme in a transformed host cell.

Abstract: The invention provides isolated peptide-methionine sulfoxide reductase nucleic acids and their encoded proteins. The present invention provides methods and compositions relating to altering peptide-methionine sulfoxide reductase levels in plants. The invention further provides recombinant expression cassettes, host cells, transgenic plants, and antibody compositions.

Abstract: This invention relates to an isolated nucleic acid fragment encoding an enzyme involved in the N-end rule pathway of protein degradation. The invention also relates to the construction of a chimeric gene encoding all or a portion of the enzyme involved in the N-end rule pathway of protein degradation, in sense or antisense orientation, wherein expression of the chimeric gene results in production of altered levels of the enzyme involved in the N-end rule pathway of protein degradation in a transformed host cell.

Abstract: This invention relates to four chimeric genes, a first encoding lysine-insensitive aspartokinase (AK), which is operably linked to a plant chloroplast transit sequence, a second encoding lysine-insensitive dihydrodipicolinic acid synthase (DHDPS), which is operably linked to a plant chloroplast transit sequence, a third encoding a lysine-rich protein, and a fourth encoding a plant lysine ketoglutarate reductase, all operably linked to plant seed-specific regulatory sequences. Methods for their use to produce increased levels of lysine or threonine in the seeds of transformed plants are provided. Also provided are transformed plants wherein the seeds accumulate lysine or threonine to higher levels than untransformed plants.

Abstract: This invention relates to an isolated nucleic acid fragment encoding a branched-chain biosynthetic enzyme. The invention also relates to the construction of a chimeric gene encoding all or a portion of the branched-chain biosynthetic enzyme, in sense or antisense orientation, wherein expression of the chimeric gene results in production of altered levels of the branched-chain biosynthetic enzyme in a transformed host cell.

Abstract: This invention relates to an isolated nucleic acid fragment encoding a vitamin B6 metabolic enzyme. The invention also relates to the construction of a chimeric gene encoding all or a portion of the vitamin B6 metabolic enzyme, in sense or antisense orientation, wherein expression of the chimeric gene results in production of altered levels of the vitamin B6 metabolic enzyme in a transformed host cell.

Abstract: This invention relates to isolated polynucleotides encoding at least a portion of a glycine metabolism enzyme selected from choline oxidase, L-allo-threonine aldolase, phosphoserine phosphatase, and sarcosine oxidase. The invention also relates to the construction of a chimeric gene encoding all or a portion of a glycine metabolism enzyme, in sense or antisense orientation, wherein expression of the chimeric gene results in production of altered levels of the glycine metabolism enzyme in a transformed host cell.

Abstract: This invention relates to an isolated nucleic acid fragment encoding a mevalonate kinase. The invention also relates to the construction of a chimeric gene encoding all or a portion of the mevalonate kinase, in sense or antisense orientation, wherein expression of the chimeric gene results in production of altered levels of the mevalonate kinase in a transforrned host cell.

Abstract: This invention relates to an isolated nucleic acid fragment encoding a plant tryptophan synthase beta subunit. The invention also relates to the construction of a chimeric gene encoding all or a substantial portion of the plant tryptophan synthase beta subunit, in sense or antisense orientation, wherein expression of the chimeric gene results in production of altered levels of the plant tryptophan synthase beta subunit in a transformed host cell.

Abstract: This invention relates to an isolated nucleic acid fragment encoding a branched-chain biosynthetic enzyme. The invention also relates to the construction of a chimeric gene encoding all or a portion of the branched-chain biosynthetic enzyme, in sense or antisense orientation, wherein expression of the chimeric gene results in production of altered levels of the branched-chain biosynthetic enzyme in a transformed host cell.

Abstract: This invention relates to an isolated nucleic acid fragment encoding a tetrahydrofolate metabolism enzyme. The invention also relates to the construction of a chimeric gene encoding all or a portion of the tetrahydrofolate metabolism enzyme, in sense or antisense orientation, wherein expression of the chimeric gene results in production of altered levels of the tetrahydrofolate metabolism enzyme in a transformed host cell.

Abstract: This invention relates to an isolated nucleic acid fragment encoding an enzyme involved in the N-end rule pathway of protein degradation. The invention also relates to the construction of a chimeric gene encoding all or a portion of the enzyme involved in the N-end rule pathway of protein degradation, in sense or antisense orientation, wherein expression of the chimeric gene results in production of altered levels of the enzyme involved in the N-end rule pathway of protein degradation in a transformed host cell.

Abstract: This invention relates to an isolated nucleic acid fragment encoding a vitamin B6 metabolic enzyme. The invention also relates to the construction of a chimeric gene encoding all or a portion of the vitamin B6 metabolic enzyme, in sense or antisense orientation, wherein expression of the chimeric gene results in production of altered levels of the vitamin B6 metabolic enzyme in a transformed host cell.

Abstract: This invention relates to an isolated nucleic acid fragment encoding a berberine-bridge-forming enzyme. The invention also relates to the construction of a chimeric gene encoding all or a portion of the berberine-bridge-forming enzyme, in sense or antisense orientation, wherein expression of the chimeric gene results in production of altered levels of the berberine-bridge-forming enzyme in a transformed host cell.

Abstract: This invention relates to an isolated nucleic acid fragment encoding an amino acid decarboxylase. The invention also relates to the construction of a chimeric gene encoding all or a portion of the amino acid decarboxylase, in sense or antisense orientation, wherein expression of the chimeric gene results in production of altered levels of the amino acid decarboxylase in a transformed host cell.

Abstract: This invention relates to an isolated nucleic acid fragment encoding a sulfate assimilation protein. The invention also relates to the construction of a chimeric gene encoding all or a portion of the sulfate assimilation protein, in sense or antisense orientation, wherein expression of the chimeric gene results in production of altered levels of the sulfate assimilation protein in a transformed host cell.

Abstract: This invention relates to an isolated nucleic acid fragment encoding an acetolactate synthase small subunit. The invention also relates to the construction of a chimeric gene encoding all or a portion of the acetolactate synthase small subunit, in sense or antisense orientation, wherein expression of the chimeric gene results in production of altered levels of the acetolactate synthase small subunit in a transformed host cell.