نتایج جستجو برای: simple sequence repeats ssrs

تعداد نتایج: 856801  

2013
Xiangyan Zhao Xiaolong Wu Lv Qin Zhongyang Tan Shifang Li Qingjian Ouyang You Tian

Herein, we report a very high content of simple sequence repeats (SSRs) covering 66.12% of the herpes simplex virus type 1 (HSV-1) genome when a low threshold is adopted to define SSRs, indicating that repeat sequence is a very important character of the HSV-1 genome. The repeats with two iterations account for 68.33% of the total repeats. In reality, the genome of HSV-1 is prone to form shorte...

2011
Jangampalli Adi Pradeep Kiran Veeraraghavulu Praveen Chakravarthi Yellapu Nanda Kumar Somesula Swapna Rekha Srinivasan Shanthi Kruti Matcha Bhaskar

UNLABELLED Computational genomics is one of the important tools to understand the distribution of closely related genomes including simple sequence repeats (SSRs) in an organism, which gives valuable information regarding genetic variations. The central objective of the present study was to screen the SSRs distributed in coding and non-coding regions among different human Brucella species which...

Journal: :Bioinformatics 2007
Passoupathy Rajendrakumar Akshaya Kumar Biswal Sena M. Balachandran Kommoju Srinivasarao Raman M. Sundaram

MOTIVATION Simple sequence repeats (SSRs) are abundant across genomes. However, the significance of SSRs in organellar genomes of rice has not been completely understood. The availability of organellar genome sequences allows us to understand the organization of SSRs in their genic and intergenic regions. RESULTS We have analyzed SSRs in mitochondrial and chloroplast genomes of rice. We ident...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه گیلان - دانشکده علوم پایه 1393

ابزارهای مولکولی روشهای بسیار دقیق برای تنوع زیستی هستند. روش issr (inter-simple sequence repeats amplification ) روشی نسبتاً نوین برای بررسی گونه های نزدیک به هم می باشند. در ایران، جنس eremias پراکندگی وسیعی در زیستگاه ها متنوع از دشتی، ماسه ای و نیمه صحرایی دارند. همچنین این جنس تنوع گونه ای زیادی دارد بطوریکه تنها در ایران 16 گونه از آن معرفی شده است. به منظور بررسی روابط خویشاوندی بین گونه ...

2015
Asheesh Shanker Deepika Srivastava

Received: 17, March, 2015 Final Accepted: 17, April, 2015 Published Online: 25, April, 2015 Simple sequence repeats (SSRs), also known as microsatellites, are found in DNA sequences and consist of short repeating motifs of 1-6 nucleotides. These repeats are ubiquitous and play an important role in the development of molecular markers. Therefore, the present analysis was conducted to mine SSRs i...

2012
Changsong Zou Cairui Lu Youping Zhang Guoli Song

Simple sequence repeats (SSRs) can be derived from the complete genome sequence. These markers are important for gene mapping as well as marker-assisted selection (MAS). To develop SSRs for cotton gene mapping, we selected the complete genome sequence of Gossypium raimondii, which consisted of 4447 non-redundant scaffolds. Out of 775.2 Mb sequence examined, a total of 136,345 microsatellites we...

2011
Rajender Singh Sonia Sheoran Pradeep Sharma Ravish Chatrath

The abundance and inherent potential for variations in simple sequence repeats (SSRs) or microsatellites resulted in valuable source for genetic markers in eukaryotes. We describe the organization and abundance of SSRs in fungus Fusarium graminearum (causative agent for Fusarium head blight or head scab of wheat). We identified 1705 SSRs of various nucleotide repeat motifs in the sequence datab...

Journal: :Trends in genetics : TIG 2006
Yechezkel Kashi David G King

Simple sequence repeats (SSRs) often serve to modify genes with which they are associated. The influence of SSRs on gene regulation, transcription and protein function typically depends on the number of repeats, while mutations that add or subtract repeat units are both frequent and reversible. SSRs thus provide a prolific source of quantitative and qualitative variation. Over the past decade, ...

2014
Aditi Kapil Piyush Kant Rai Asheesh Shanker

Simple sequence repeats (SSRs) are regions in DNA sequence that contain repeating motifs of length 1-6 nucleotides. These repeats are ubiquitously present and are found in both coding and non-coding regions of genome. A total of 534 complete chloroplast genome sequences (as on 18 September 2014) of Viridiplantae are available at NCBI organelle genome resource. It provides opportunity to mine th...

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