Patent application number | Description | Published |
20090076780 | Method, apparatus and computer program for molecular simulation - A method of simulating behaviour of a molecular system with m degrees of freedom over time comprising a partial momentum refreshment step and a molecular dynamics step, wherein the partial momentum refreshment step comprises: given a starting position q and a starting momentum p of the molecular system, partially refreshing the momentum to define refreshed momentum p′ evaluating the shadow Hamiltonian | 03-19-2009 |
20100030534 | METHOD, APPARATUS AND COMPUTER PROGRAM FOR SIMULATING BEHAVIOUR OF THERMODYNAMIC SYSTEMS - A method and system thereof for simulating behaviour of a thermodynamic system over time, including a momentum refreshment process and a conservative dynamics process, where the momentum refreshment process includes partially refreshing a momentum to define refreshed momentum by considering solutions for a starting momentum determined by a numerical implementation for integrating a generating linear differential equation. | 02-04-2010 |
20110010145 | METHOD, APPARATUS AND COMPUTER PROGRAM FOR MULTIPLE TIME STEPPING SIMULATION OF A THERMODYNAMIC SYSTEM - A computer-implemented method of simulating behaviour of a thermodynamic system over time, the thermodynamic system having a state described by collective vectors of position and momentum at any given time and the method comprising a momentum refreshment process, a conservative dynamics process, and an acceptance/rejection process, wherein the momentum refreshment process comprises mixing the collective momentum vector with a noise vector; the conservative dynamics process comprises applying a mollified impulse multiple time stepping conservative dynamics method to a current state, in which process calculations for forces corresponding to more slowly varying energy parts in the thermodynamic system undergo an averaging procedure and are carried out at a larger time step than calculations for forces corresponding to more quickly varying energy parts; and wherein the acceptance/rejection process is based on the system energy and comprises accepting a current state or returning a replacement state. | 01-13-2011 |
Patent application number | Description | Published |
20090117623 | METHOD FOR PRODUCING L-AMINO ACIDS BY FERMENTATION USING BACTERIA HAVING ENHANCED EXPRESSION OF XYLOSE UTILIZATION GENES - A method for producing an L-amino acid, such as L-histidine, L-threonine, L-lysine, L-glutamic acid, and L-tryptophan, using bacterium belonging to the genus | 05-07-2009 |
20090137010 | METHOD FOR PRODUCING AMINO ACIDS USING BACTERIUM OF THE ENTEROBACTERIACEAE FAMILY - A method for producing an L-amino acid is described, for example, L-phenylalanine and L-histidine, by fermentation using a bacterium of the Enterobacteriaceae family, wherein the bacterium has been modified by attaching a DNA fragment able to be transcribed encoding the peptide represented in SEQ ID NO: 2, or a variant thereof, particularly a portion of the ssrA gene, to the 3′-end of gene encoding for the bacterial enzyme, which influences on the L-amino acid biosynthesis, such as chorismate mutase/prephenate dehydrogenase or phosphoglucose isomerase. | 05-28-2009 |
20090239266 | Method for Producing a Non-Aromatic L-Amino Acid Using a Bacterium of the Enterobacteriaceae Family Having Expression of the csrA Gene Attenuated - The present invention provides a method for producing a non-aromatic L-amino acid using a bacterium of the Enterobacteriaceae family, particularly a bacterium belonging to the genus | 09-24-2009 |
20090275089 | Mutant Phosphoribosylpyrophosphate Synthetase and Method for Producing L-Histidine - The present invention relates to a mutant bacterial PRPP synthetase which is resistant to feedback by purine nucleotides, and a method for producing L-histidine using the bacterium of the Enterobacteriaceae family wherein the L-amino acid productivity of said bacterium is enhanced by use of the PRPP synthetase which is resistant to feedback by purine nucleotides, coded by the mutant prsA gene. | 11-05-2009 |
20110143403 | METHOD FOR PRODUCING L-AMINO ACIDS USING BACTERIA OF THE ENTEROBACTERIACEAE FAMILY - There is disclosed a method for producing L-amino acid, for example L-threonine, L-lysine, L-histidine, L-phenylalanine, L-arginine or L-glutamic acid, using a bacterium of the Enterobacteriaceae family, wherein the bacterium has been modified to enhance an activity of D-xylose permease. | 06-16-2011 |
20120219996 | METHOD FOR PRODUCING L-AMINO ACIDS USING BACTERIA OF THE ENTEROBACTERIACEAE FAMILY - There is disclosed a method for producing L-amino acid, for example L-threonine, L-lysine, L-histidine, L-phenylalanine, L-arginine or L-glutamic acid, using a bacterium of the Enterobacteriaceae family, wherein the bacterium has been modified to enhance an activity of D-xylose permease. | 08-30-2012 |
20140287472 | Method for Producing L-Amino Acids Using Bacteriua of the Enterobacteriaceae Family - There is disclosed a method for producing L-amino acid, for example L-threonine, L-lysine, L-histidine, L-phenylalanine, L-arginine or L-glutamic acid, using a bacterium of the Enterobacteriaceae family, wherein the bacterium has been modified to enhance an activity of D-xylose permease. | 09-25-2014 |