Evidence for ecological flexibility in the cosmopolitan genus Curtobacterium

Assigning ecological roles to bacterial taxa remains imperative to understanding how microbial communities will respond to changing environmental conditions. Here we analyze the genus Curtobacterium as it was found to be the most abundant taxon in a leaf litter community in southern California. Trad...

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Main Authors: Alexander Bennett Chase, Philip Arevalo, Martin F. Polz, Renaud Berlemont, Jennifer B.H. Martiny
Format: Article
Language:English
Published: Frontiers Media S.A. 2016-11-01
Series:Frontiers in Microbiology
Subjects:
Online Access:http://journal.frontiersin.org/Journal/10.3389/fmicb.2016.01874/full
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author Alexander Bennett Chase
Philip Arevalo
Martin F. Polz
Renaud Berlemont
Jennifer B.H. Martiny
author_facet Alexander Bennett Chase
Philip Arevalo
Martin F. Polz
Renaud Berlemont
Jennifer B.H. Martiny
author_sort Alexander Bennett Chase
collection DOAJ
description Assigning ecological roles to bacterial taxa remains imperative to understanding how microbial communities will respond to changing environmental conditions. Here we analyze the genus Curtobacterium as it was found to be the most abundant taxon in a leaf litter community in southern California. Traditional characterization of this taxon predominantly associates it as the causal pathogen in the agricultural crops of dry beans. Therefore, we seek to conduct a broad investigation into this genus to ask whether its high abundance in our soil system is in accordance with its role as a plant pathogen or if alternative ecological roles are needed. By collating >24,000 16S rRNA sequences with 120 genomes across the Microbacteriaceae family, we show that Curtobacterium has a global distribution with a predominant presence in soil ecosystems globally. Moreover, this genus harbors a high diversity of genomic potential for the degradation of carbohydrates, specifically with regards to structural polysaccharides. We conclude that Curtobacterium may be responsible for the degradation of organic matter within litter communities.
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spelling doaj.art-2ee80ccd2f594a8ba5265a661c0e56a12022-12-22T03:12:44ZengFrontiers Media S.A.Frontiers in Microbiology1664-302X2016-11-01710.3389/fmicb.2016.01874233964Evidence for ecological flexibility in the cosmopolitan genus CurtobacteriumAlexander Bennett Chase0Philip Arevalo1Martin F. Polz2Renaud Berlemont3Jennifer B.H. Martiny4University of California, IrvineMassachusetts Institute of TechnologyMassachusetts Institute of TechnologyCalifornia State University Long BeachUniversity of California, IrvineAssigning ecological roles to bacterial taxa remains imperative to understanding how microbial communities will respond to changing environmental conditions. Here we analyze the genus Curtobacterium as it was found to be the most abundant taxon in a leaf litter community in southern California. Traditional characterization of this taxon predominantly associates it as the causal pathogen in the agricultural crops of dry beans. Therefore, we seek to conduct a broad investigation into this genus to ask whether its high abundance in our soil system is in accordance with its role as a plant pathogen or if alternative ecological roles are needed. By collating >24,000 16S rRNA sequences with 120 genomes across the Microbacteriaceae family, we show that Curtobacterium has a global distribution with a predominant presence in soil ecosystems globally. Moreover, this genus harbors a high diversity of genomic potential for the degradation of carbohydrates, specifically with regards to structural polysaccharides. We conclude that Curtobacterium may be responsible for the degradation of organic matter within litter communities.http://journal.frontiersin.org/Journal/10.3389/fmicb.2016.01874/fullActinobacteriaGlycoside Hydrolasesdecompositionleaf litterMicrobacteriaceae
spellingShingle Alexander Bennett Chase
Philip Arevalo
Martin F. Polz
Renaud Berlemont
Jennifer B.H. Martiny
Evidence for ecological flexibility in the cosmopolitan genus Curtobacterium
Frontiers in Microbiology
Actinobacteria
Glycoside Hydrolases
decomposition
leaf litter
Microbacteriaceae
title Evidence for ecological flexibility in the cosmopolitan genus Curtobacterium
title_full Evidence for ecological flexibility in the cosmopolitan genus Curtobacterium
title_fullStr Evidence for ecological flexibility in the cosmopolitan genus Curtobacterium
title_full_unstemmed Evidence for ecological flexibility in the cosmopolitan genus Curtobacterium
title_short Evidence for ecological flexibility in the cosmopolitan genus Curtobacterium
title_sort evidence for ecological flexibility in the cosmopolitan genus curtobacterium
topic Actinobacteria
Glycoside Hydrolases
decomposition
leaf litter
Microbacteriaceae
url http://journal.frontiersin.org/Journal/10.3389/fmicb.2016.01874/full
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