Submission information
Submission Number: 103
Submission ID: 177
Submission UUID: 5a593c8d-3c9e-48b0-bff9-fffb022c2293
Submission URI: /form/project
Created: Wed, 07/14/2021 - 11:25
Completed: Wed, 07/14/2021 - 11:25
Changed: Tue, 01/10/2023 - 13:43
Remote IP address: 139.127.179.209
Submitted by: Joel Wilmore
Language: English
Is draft: No
Webform: Project
Metagenomic analysis to identify gene clusters associated with IgA production

Finishing Up
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Project Information
The development of systemic IgA responses is highly dependent on the composition of the intestinal microbiome. We performed shotgun metagenomics on fecal bacteria based on the binding of serum IgA (IgA+ vs IgA-). Our goal is to identify genes or functional clusters of genes that are highly associated with serum IgA binding. We will then be able to target specific pathways, rather than specific species or classes of microbes. Identification of these pathways will provide the basis for improved mucosal vaccine design or inflammatory bowel disease treatments.
Project Information Subsection
Analysis of existing shotgun metagenomics data (potentially some 16S data) to identify genes or clusters associated with IgA. Additional analysis of the microbiome will depend on the results. Some standard microbiome analyses will be likely as well (diversity, relative abundance, etc).
Deliverables will include:
A MIDAS database other researchers can use to analyze mouse gut microbiome data, either by itself or with phylogenize.
A tree that includes both mouse MAGs and reference genomes.
Evidence that this does (or does not) increase coverage.
Genes associated with IgA binding (via phylogenize).
Deliverables will include:
A MIDAS database other researchers can use to analyze mouse gut microbiome data, either by itself or with phylogenize.
A tree that includes both mouse MAGs and reference genomes.
Evidence that this does (or does not) increase coverage.
Genes associated with IgA binding (via phylogenize).
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The ability to analyze genomic data and learn to use new programs based on publications in the field.
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Need help identifying
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SUNY Upstate Medical University
Syracuse , New York
CR-Rensselaer Polytechnic Institute
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Yes
Already behind2Start date is flexible
6
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05/11/2022
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- Milestone Title: Annotating Mouse Metagenome Assembled Genome (MAGs)
Milestone Description: Downloading mouse MAGs and annotating them with a common, comprehensive set of protein families - Milestone Title: Create mouse-focused MIDAS Database
Milestone Description: Creating a mouse-focused MIDAS database (using tools available in the MIDAS software package) - Milestone Title: Mouse MAGs Clustering
Milestone Description: Clustering mouse MAGs together with other reference genomes into species-level clusters, using core genes. - Milestone Title: Pangenome Definitions
Milestone Description: Defining the pangenomes of each species-level cluster - Milestone Title: Phylogenetic preparation
Milestone Description: Constructing a new phylogenetic tree based on a concatenated alignment of core genes. - Milestone Title: MIDAS application
Milestone Description: Applying MIDAS to existing data (also: benchmarking whether, with this new database, species coverage 1. increases and 2. matches better to the phylogenetic diversity seen using 16S). - Milestone Title: Phylogenetic analysis
Milestone Description: Applying phylogenize to the MIDAS output to find genes associated with IgA binding
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Deliverables will include:
A MIDAS database other researchers can use to analyze mouse gut microbiome data, either by itself or with phylogenize.
A tree that includes both mouse MAGs and reference genomes.
Evidence that this does (or does not) increase coverage.
Genes associated with IgA binding (via phylogenize).
A MIDAS database other researchers can use to analyze mouse gut microbiome data, either by itself or with phylogenize.
A tree that includes both mouse MAGs and reference genomes.
Evidence that this does (or does not) increase coverage.
Genes associated with IgA binding (via phylogenize).
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Final Report
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