CrossRef 46. Barany F: Single-stranded hexameric linkers: a system for in-phase insertion mutagenesis and protein engineering. Gene 1985, 37:111–123.PubMedCrossRef 47. Bollivar DW, Suzuki JY, Beatty JT, Dobrowski JM, Bauer CE: Directed mutational analysis of bacteriochlorophyll a biosynthesis in Rhodobacter capsulatus . J Mol Biol 1994, 237:622–640.PubMedCrossRef 48. Prentki P, Krisch HM: In vitro insertional mutagenesis with a selectable DNA fragment. Gene 1984, 29:303–313.PubMedCrossRef 49. Gill PR Jr, Warren GJ: An iron-antagonized

fungistatic agent that is not required for iron assimilation from a fluorescent AZD8186 in vivo rhizosphere pseudomonad. J Bacteriol 1988, 170:163–170.PubMedCentralPubMed 50. Simon R, Priefer U, Pühler A: A broad host range mobilization system for in vivo genetic engineering: transposon mutagenesis in Gram-negative bacteria. Bio/Technology

1983, 1:37–45.CrossRef 51. Wong DK-H, Collins WJ, Harmer A, Lilburn TG, Beatty JT: Directed mutagenesis of the Rhodobacter capsulatus puhA gene and pleiotropic effects on photosynthetic reaction center and light-harvesting I complexes. J Bacteriol 1996, 178:2334–2342.PubMedCentralPubMed 52. Chambers JM, Freeny AE, Heiberger RM: Analysis of Variance; Designed Experiments. In Statistical Models in S. Edited by: Chambers JM, Hastie TJ. New York: Chapman & Hall; 1993:146–154. 53. Fu Y, MLN8237 MacLeod D, Rivkin R, Chen F, Buchan A, Lang A: High diversity Orotic acid of Rhodobacterales in the subarctic North Atlantic Ocean and gene transfer agent protein expression in isolated strains. Aquat Microb Ecol 2010, 59:283–293.CrossRef 54. Adams CW, Forrest ME, Cohen SN, Beatty JT: Structural and functional analysis of transcriptional control of the Rhodobacter capsulatus puf operon. J Bacteriol 1989, 171:473–482.PubMedCentralPubMed 55. Miller JH: A short course in bacterial genetics: a laboratory manual and handbook for Escherichia coli and related bacteria. TGF-beta inhibitor Plainview, NY: Cold Spring Harbor Laboratory Press; 1992. 56. Karimova G, Pidoux J, Ullmann A, Ladant D: A bacterial two-hybrid system based on a reconstituted signal transduction pathway. Proc Natl Acad Sci USA 1998, 95:5752–5756.PubMedCentralPubMedCrossRef 57. Altschul

SF, Madden TL, Schaffer AA, Zhang J, Zhang Z, Miller W, Lipman DJ: Gapped BLAST and PSI-BLAST: a new generation of protein database search programs. Nucleic Acids Res 1997, 25:3389–3402.PubMedCentralPubMedCrossRef 58. Imhoff JF, Madigan MT: International Committee on Systematics of Prokaryotes Subcommittee on the taxonomy of phototrophic bacteria. Minutes of the meetings, 27 August 2003, Tokyo, Japan. Int J Syst Evol Microbiol 2004, 54:1001–1003.CrossRef 59. Markowitz VM, Chen I-MA, Palaniappan K, Chu K, Szeto E, Grechkin Y, Ratner A, Anderson I, Lykidis A, Mavromatis K, Ivanova NN, Kyrpides NC: The integrated microbial genomes system: an expanding comparative analysis resource. Nucleic Acids Res 2010, 38:D382-D390.PubMedCentralPubMedCrossRef 60.