Normand_2007_Genome.Res_17_7

Reference

Title : Genome characteristics of facultatively symbiotic Frankia sp. strains reflect host range and host plant biogeography - Normand_2007_Genome.Res_17_7
Author(s) : Normand P , Lapierre P , Tisa LS , Gogarten JP , Alloisio N , Bagnarol E , Bassi CA , Berry AM , Bickhart DM , Choisne N , Couloux A , Cournoyer B , Cruveiller S , Daubin V , Demange N , Francino MP , Goltsman E , Huang Y , Kopp OR , Labarre L , Lapidus A , Lavire C , Marechal J , Martinez M , Mastronunzio JE , Mullin BC , Niemann J , Pujic P , Rawnsley T , Rouy Z , Schenowitz C , Sellstedt A , Tavares F , Tomkins JP , Vallenet D , Valverde C , Wall LG , Wang Y , Medigue C , Benson DR
Ref : Genome Res , 17 :7 , 2007
Abstract :

Soil bacteria that also form mutualistic symbioses in plants encounter two major levels of selection. One occurs during adaptation to and survival in soil, and the other occurs in concert with host plant speciation and adaptation. Actinobacteria from the genus Frankia are facultative symbionts that form N(2)-fixing root nodules on diverse and globally distributed angiosperms in the "actinorhizal" symbioses. Three closely related clades of Frankia sp. strains are recognized; members of each clade infect a subset of plants from among eight angiosperm families. We sequenced the genomes from three strains; their sizes varied from 5.43 Mbp for a narrow host range strain (Frankia sp. strain HFPCcI3) to 7.50 Mbp for a medium host range strain (Frankia alni strain ACN14a) to 9.04 Mbp for a broad host range strain (Frankia sp. strain EAN1pec.) This size divergence is the largest yet reported for such closely related soil bacteria (97.8%-98.9% identity of 16S rRNA genes). The extent of gene deletion, duplication, and acquisition is in concert with the biogeographic history of the symbioses and host plant speciation. Host plant isolation favored genome contraction, whereas host plant diversification favored genome expansion. The results support the idea that major genome expansions as well as reductions can occur in facultative symbiotic soil bacteria as they respond to new environments in the context of their symbioses.

PubMedSearch : Normand_2007_Genome.Res_17_7
PubMedID: 17151343
Gene_locus related to this paper: frasn-a8leg3 , fraaa-q0rau9 , fraaa-q0rbj9 , fraaa-q0rc03 , fraaa-q0rc89 , fraaa-q0rci1 , fraaa-q0rdx4 , fraaa-q0ref4 , fraaa-q0rel4 , fraaa-q0req5 , fraaa-q0rev2 , fraaa-q0rfl4 , fraaa-q0rfz5 , fraaa-q0rhz6 , fraaa-q0rjm3 , fraaa-q0rjt2 , fraaa-q0rkm8 , fraaa-q0rkv5 , fraaa-q0rl43 , fraaa-q0rlp9 , fraaa-q0rm04 , fraaa-q0rmn2 , fraaa-q0rmz5 , fraaa-q0rqg7 , fraaa-q0rr69 , fraaa-q0rrm7 , fraaa-q0rs07 , fraaa-q0rt07 , fraaa-q0rt55 , fraaa-q0rt70 , fraaa-q0rt91 , fraaa-q0rtc4 , fraaa-q0rte4 , fraaa-q0rtv2 , fraaa-q0rum6 , frasc-q2j5v5 , frasc-q2j8e6 , frasc-q2jct6 , frasn-a8kx42 , frasn-a8kyp2 , frasn-A8L0F8 , frasn-a8l0g7 , frasn-a8l1j7 , frasn-a8l1t9 , frasn-a8l4h8 , frasn-a8l7f8 , frasn-a8l8i4 , frasn-a8l8k8 , frasn-a8l9e9 , frasn-a8l051 , frasn-a8l115 , frasn-a8l161 , frasn-a8l265 , frasn-a8l268 , frasn-a8l720 , frasn-a8l745 , frasn-a8l755 , frasn-a8l875 , frasn-a8lab3 , frasn-a8lag3 , frasn-a8lb99 , frasn-a8lbd8 , frasn-a8lbj7 , frasn-a8lbj8 , frasn-a8lby7 , frasn-a8ldb7 , frasn-a8ldd0 , frasn-a8le91 , frasn-a8leg6 , frasn-a8leq6 , frasn-a8let0 , frasn-a8lf43 , frasn-a8lfg3 , frasn-a8lfl1 , frasn-a8lgw1 , frasn-a8lgy1 , frasc-q2j553 , frasn-a8l2m3 , fraaa-q0rd38 , frasc-q2j6h2 , frasn-a8lfl3 , frasn-a8leg7 , frasn-a8l5b8 , fraaa-q0rgz4 , fraaa-q0rtv3 , frasn-a8le98 , frasn-a8leb4

Related information

Gene_locus frasn-a8leg3    fraaa-q0rau9    fraaa-q0rbj9    fraaa-q0rc03    fraaa-q0rc89    fraaa-q0rci1    fraaa-q0rdx4    fraaa-q0ref4    fraaa-q0rel4    fraaa-q0req5    fraaa-q0rev2    fraaa-q0rfl4    fraaa-q0rfz5    fraaa-q0rhz6    fraaa-q0rjm3    fraaa-q0rjt2    fraaa-q0rkm8    fraaa-q0rkv5    fraaa-q0rl43    fraaa-q0rlp9    fraaa-q0rm04    fraaa-q0rmn2    fraaa-q0rmz5    fraaa-q0rqg7    fraaa-q0rr69    fraaa-q0rrm7    fraaa-q0rs07    fraaa-q0rt07    fraaa-q0rt55    fraaa-q0rt70    fraaa-q0rt91    fraaa-q0rtc4    fraaa-q0rte4    fraaa-q0rtv2    fraaa-q0rum6    frasc-q2j5v5    frasc-q2j8e6    frasc-q2jct6    frasn-a8kx42    frasn-a8kyp2    frasn-A8L0F8    frasn-a8l0g7    frasn-a8l1j7    frasn-a8l1t9    frasn-a8l4h8    frasn-a8l7f8    frasn-a8l8i4    frasn-a8l8k8    frasn-a8l9e9    frasn-a8l051    frasn-a8l115    frasn-a8l161    frasn-a8l265    frasn-a8l268    frasn-a8l720    frasn-a8l745    frasn-a8l755    frasn-a8l875    frasn-a8lab3    frasn-a8lag3    frasn-a8lb99    frasn-a8lbd8    frasn-a8lbj7    frasn-a8lbj8    frasn-a8lby7    frasn-a8ldb7    frasn-a8ldd0    frasn-a8le91    frasn-a8leg6    frasn-a8leq6    frasn-a8let0    frasn-a8lf43    frasn-a8lfg3    frasn-a8lfl1    frasn-a8lgw1    frasn-a8lgy1    frasc-q2j553    frasn-a8l2m3    fraaa-q0rd38    frasc-q2j6h2    frasn-a8lfl3    frasn-a8leg7    frasn-a8l5b8    fraaa-q0rgz4    fraaa-q0rtv3    frasn-a8le98    frasn-a8leb4
Gene_locus_frgt fraaa-q0rd29    fraaa-q0rft9    fraaa-q0rhr0    frasn-a8kzj8    frasn-a8kx70

Citations formats

Normand P, Lapierre P, Tisa LS, Gogarten JP, Alloisio N, Bagnarol E, Bassi CA, Berry AM, Bickhart DM, Choisne N, Couloux A, Cournoyer B, Cruveiller S, Daubin V, Demange N, Francino MP, Goltsman E, Huang Y, Kopp OR, Labarre L, Lapidus A, Lavire C, Marechal J, Martinez M, Mastronunzio JE, Mullin BC, Niemann J, Pujic P, Rawnsley T, Rouy Z, Schenowitz C, Sellstedt A, Tavares F, Tomkins JP, Vallenet D, Valverde C, Wall LG, Wang Y, Medigue C, Benson DR (2007)
Genome characteristics of facultatively symbiotic Frankia sp. strains reflect host range and host plant biogeography
Genome Res 17 :7

Normand P, Lapierre P, Tisa LS, Gogarten JP, Alloisio N, Bagnarol E, Bassi CA, Berry AM, Bickhart DM, Choisne N, Couloux A, Cournoyer B, Cruveiller S, Daubin V, Demange N, Francino MP, Goltsman E, Huang Y, Kopp OR, Labarre L, Lapidus A, Lavire C, Marechal J, Martinez M, Mastronunzio JE, Mullin BC, Niemann J, Pujic P, Rawnsley T, Rouy Z, Schenowitz C, Sellstedt A, Tavares F, Tomkins JP, Vallenet D, Valverde C, Wall LG, Wang Y, Medigue C, Benson DR (2007)
Genome Res 17 :7