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US 9,803,179 B2Granted
Mutant cyanobacteria and method to enhance photosynthetic growth and biomass production of cyanobacteria
AssigneeAcademia Sinica
InventorsHsiu-An Chu, Jine-Yung Huang
Life of this patent
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Abstract
The present invention relates to a mutant cyanobacterium and a method to increase photosynthetic growth and/or biomass production of cyanobacteria by using the same.
Claims15
A mutant Synechocystis cell, expressing a mutant Synechocystis cytochrome polypeptide selected from the group consisting of:
- (a) a mutant Synechocystis cytochrome b559 α polypeptide, which has alanine (A) at the position corresponding to position S23 in SEQ ID NO:
- 1;
- (b) a mutant Synechocystis cytochrome b559 β polypeptide, which has (i) alanine (A) or valine (V) at the position corresponding to position S28 in SEQ ID NO:
- 2, or (ii) phenylalanine (F) at the position corresponding to position V32 in SEQ ID NO:
- 2;
- and
- (c) a mutant Synechocystis cytochrome PsbJ polypeptide, which has (i) phenylalanine (F) or arginine (R) at the position corresponding to position A16 in SEQ ID NO:
- 3, or (ii) phenylalanine (F) at the position corresponding to position A20 in SEQ ID NO:
- 3.
6 more elements
A recombinant nucleic acid comprising a nucleotide sequence encoding a mutant Synechocystis cytochrome polypeptide selected from the group consisting of:
- (a) a mutant Synechocystis cytochrome b559 α polypeptide, which has alanine (A) at the position corresponding to position S23 in SEQ ID NO:
- 1;
- (b) a mutant Synechocystis cytochrome b559 β polypeptide, which has (i) alanine (A) or valine (V) at the position corresponding to position S28 in SEQ ID NO:
- 2, or (ii) phenylalanine (F) at the position corresponding to position V32 in SEQ ID NO:
- 2;
- and
- (c) a mutant Synechocystis cytochrome PsbJ polypeptide, which has (i) phenylalanine (F) or arginine (R) at the position corresponding to position A16 in SEQ ID NO:
- 3, or (ii) phenylalanine (F) at the position corresponding to position A20 in SEQ ID NO:
- 3.
6 more elements
Dependencies are inferred from the claim text.