Patent ID: 8354569

Claim:
A process for the production of polyunsaturated fatty acids in an organism comprising (a) introducing, into an organism, at least one nucleic acid comprising the sequence shown in SEQ ID NO: 20 which codes for a polypeptide with lysophosphatidic acid acyltransferase activity; or (b) introducing, into an organism, at least one nucleic acid comprising a nucleic acid sequence having at least 95% identity with the sequence of SEQ ID NO: 20, wherein the nucleic acid codes for a polypeptide with lysophosphatidic acid acyltransferase activity, or (c) introducing, into an organism, at least one nucleic acid which codes for a polypeptide comprising the amino acid sequence shown in SEQ ID NO: 21 or comprising an amino acid sequence having at least 95% identity with SEQ ID NO: 21 and has lysophosphatidic acid acyltransferase activity, and (d) culturing and harvesting the organism, wherein the organism is a microorganism, yeast, or a plant.