>sp|Q29562|PTGDS_URSAR Prostaglandin-H2 D-isomerase OS=Ursus arctos OX=9644 GN=PTGDS PE=2 SV=1 MAALHTLWMGLVLLGVLGVLQTQAQVQVSLQPNFQQDKFLGRWFTSGLASNSSWFREKKK VLSMCVSVVAPSADGGLNLTSTFLRKEQCETRTLLLRPAGTPGCYSYTSPHWGSTHDVWV AMTDYDEYALLYTTGTKGLGQDFHMATLYSRTQTPRAEIKEKFTTFAKTQGFTEDAIVFL PQTDKCMEEHK