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In this work, we discovered a fundamental connection between selection for protein stability and emergence of preferred structures of proteins. Using standard exact 3-dimensional lattice model we evolve sequences starting from random ones…

基因组学 · 定量生物学 2007-05-23 Konstantin B. Zeldovich , Igor N. Berezovsky , Eugene I. Sha

Protein structure prediction is a challenging and unsolved problem in computer science. Proteins are the sequence of amino acids connected together by single peptide bond. The combinations of the twenty primary amino acids are the…

计算工程、金融与科学 · 计算机科学 2015-10-12 Mahmood A. Rashid , Firas Khatib , Abdul Sattar

Massive stars are key sources of radiative, kinetic, and chemical feedback in the universe. Grids of massive star models computed by different groups each using their own codes, input physics choices and numerical approximations, however,…

太阳与恒星天体物理 · 物理学 2015-06-23 Samuel Jones , Raphael Hirschi , Marco Pignatari , Alexander Heger , Cyril Georgy , Nobuya Nishimura , Chris Fryer , Falk Herwig

Automatic code generation is to generate the program code according to the given natural language description. The current mainstream approach uses neural networks to encode natural language descriptions, and output abstract syntax trees…

软件工程 · 计算机科学 2022-02-16 Maosheng Zhong , Gen Liu , Hongwei Li , Jiangling Kuang , Jinshan Zeng , Mingwen Wang

In this work we develop a microscopic physical model of early evolution, where phenotype,organism life expectancy, is directly related to genotype, the stability of its proteins in their native conformations which can be determined exactly…

生物大分子 · 定量生物学 2015-05-13 Konstantin Zeldovich , Peiqiu Chen , Boris Shakhnovich , Eugene Shakhnovich

The mathematical concept of q-deformations, in particular the one of qnumbers, is used to study the genetic code(s). After considering two kinds of q-numbers, for comparison, a phenomenological classification scheme of the genetic code…

其他定量生物学 · 定量生物学 2016-07-26 Tidjani Negadi

It is shown that there is a sense in splitting Genetic Code Table (GCT) into three parts using the harmonic mean, calculated by the formula H (a, b) = 2ab / (a + b), where a = 63 and b = 31.5. Within these three parts, the amino acids (AAs)…

其他定量生物学 · 定量生物学 2013-06-13 Miloje M. Rakocevic

How does the genome encode the form of the organism? What is the nature of this genomic code? Inspired by recent work in machine learning and neuroscience, we propose that the genome encodes a generative model of the organism. In this…

其他定量生物学 · 定量生物学 2025-01-17 Kevin J. Mitchell , Nick Cheney

The sequence of nucleotide bases occurring in an organism's DNA is often regarded as a codescript for its construction. However, information in a DNA sequence can only be regarded as a codescript relative to an operational biochemical…

其他定量生物学 · 定量生物学 2013-08-12 Peter R. Wills

Gene finding is the task of identifying the locations of coding sequences within the vast amount of genetic code contained in the genome. With an ever increasing quantity of raw genome sequences, gene finding is an important avenue towards…

基因组学 · 定量生物学 2025-05-07 Frederikke I. Marin , Dennis Pultz , Wouter Boomsma

We present A-CODE, a fully atomic unified one-stage protein co-design model that simultaneously refines discrete atom types and continuous atom coordinates. Unlike predominant two-stage methods that cascade structure design with amino…

定量方法 · 定量生物学 2026-05-06 Chaoran Cheng , Jiaqi Guan , Milong Ren , Chengyue Gong , Cong Liu , Xinshi Chen , Ge Liu , Wenzhi Xiao

Proteins are the essential drivers of biological processes. At the molecular level, they are chains of amino acids that can be viewed through a linguistic lens where the twenty standard residues serve as an alphabet combining to form a…

During the course of evolution, an organism's genome can undergo changes that affect the large-scale structure of the genome. These changes include gene gain, loss, duplication, chromosome fusion, fission, and rearrangement. When gene gain…

基因组学 · 定量生物学 2012-07-31 Birte Kehr , Knut Reinert , Aaron E. Darling

Coding information is the main source of heterogeneity (non-randomness) in the sequences of bacterial genomes. This information can be naturally modeled by analysing cluster structures in the "in-phase" triplet distributions of relatively…

基因组学 · 定量生物学 2011-11-09 A. N. Gorban , T. G. Popova , A. Yu. Zinovyev

Although several synonymous codons can encode the same aminoacid, this symmetry is generally broken in natural genetic systems. In this article, we show that the symmetry breaking can result from selective pressures due to the violation of…

adap-org · 物理学 2008-02-03 S. Vera , H. Waelbroeck

Genetic algorithms are heuristic optimization techniques inspired by Darwinian evolution, which are characterized by successfully finding robust solutions for optimization problems. Here, we propose a subroutine-based quantum genetic…

量子物理 · 物理学 2024-06-07 Rubén Ibarrondo , Giancarlo Gatti , Mikel Sanz

We consider the problem of storing and retrieving information from synthetic DNA media. The mathematical basis of the problem is the construction and design of sequences that may be discriminated based on their collection of substrings…

信息论 · 计算机科学 2015-02-03 Han Mao Kiah , Gregory J. Puleo , Olgica Milenkovic

This work illustrates potentials for recognition within {\em ad hoc} sensor networks if their nodes possess individual inter-related biologically inspired genetic codes. The work takes ideas from natural immune systems protecting organisms…

密码学与安全 · 计算机科学 2009-12-31 Reinert Korsnes , Knut Ovsthus

We perform geometrization of genetics by representing genetic information by points of the 4-adic {\it information space.} By well known theorem of number theory this space can also be represented as the 2-adic space. The process of…

其他定量生物学 · 定量生物学 2007-05-23 Andrei Khrennikov

In recent years the field of genetic programming has made significant advances towards automatic programming. Research and development of contemporary program synthesis methods, such as PushGP and Grammar Guided Genetic Programming, can…

编程语言 · 计算机科学 2020-08-11 Edward Pantridge , Lee Spector