Molecular characterization of Enterococcus faecalis N06-0364 with low-level vancomycin resistance harboring a novel D-Ala-D-Ser gene cluster, vanL

被引:95
作者
Boyd, David A. [1 ]
Willey, Barbara M. [2 ,3 ]
Fawcett, Darlene [4 ]
Gillani, Nazira [4 ]
Mulvey, Michael R. [1 ]
机构
[1] Publ Hlth Agcy Canada, Nosocomial Infect, Natl Microbiol Lab, Winnipeg, MB R3E 3R2, Canada
[2] Univ Hlth Network, Toronto, ON, Canada
[3] Mt Sinai Hosp, Toronto, ON M5G 1X5, Canada
[4] Rouge Valley Hlth Ctr Centenary Site, Scarborough, ON, Canada
关键词
D O I
10.1128/AAC.01516-07
中图分类号
Q93 [微生物学];
学科分类号
071005 ; 100705 ;
摘要
Enterococcus faecalis N06-0364, exhibiting a vancomycin MIC of 8 mu g/ml, was found to harbor a novel D-Ala-D-Ser gene cluster, designated vanL. The vanL gene cluster was similar in organization to the vanC operon, but the VanT serine racemase was encoded by two separate genes, vanTm(L) (membrane binding) and vanTr(L) (racemase).
引用
收藏
页码:2667 / 2672
页数:6
相关论文
共 22 条
  • [1] D-Ala:D-Ala ligase gene flanking the vanC cluster:: Evidence for presence of three ligase genes in vancomycin-resistant Enterococcus gallinarum BM4174
    Ambúr, OH
    Reynolds, PE
    Arias, CA
    [J]. ANTIMICROBIAL AGENTS AND CHEMOTHERAPY, 2002, 46 (01) : 95 - 100
  • [2] [Anonymous], 2006, METH DIL ANT SUSC TE
  • [3] Characterization and modelling of VanT:: a novel, membrane-bound, serine racemase from vancomycin-resistant Enterococcus gallinarum BM4174
    Arias, CA
    Martín-Martinez, M
    Blundell, TL
    Arthur, M
    Courvalin, P
    Reynolds, PE
    [J]. MOLECULAR MICROBIOLOGY, 1999, 31 (06) : 1653 - 1664
  • [4] Role of the transmembrane domain of the VanT serine racemase in resistance to vancomycin in Enterococcus gallinarum BM4174
    Arias, CA
    Peña, J
    Panesso, D
    Reynolds, P
    [J]. JOURNAL OF ANTIMICROBIAL CHEMOTHERAPY, 2003, 51 (03) : 557 - 564
  • [5] THE VANS-VANR 2-COMPONENT REGULATORY SYSTEM CONTROLS SYNTHESIS OF DEPSIPEPTIDE PEPTIDOGLYCAN PRECURSORS IN ENTEROCOCCUS-FAECIUM BM4147
    ARTHUR, M
    MOLINAS, C
    COURVALIN, P
    [J]. JOURNAL OF BACTERIOLOGY, 1992, 174 (08) : 2582 - 2591
  • [6] Enterococcus faecium N03-0072 carries a new VanD-type vancomycin resistance determinant:: characterization of the VanD5 operon
    Boyd, DA
    Kibsey, P
    Roscoe, D
    Mulvey, MR
    [J]. JOURNAL OF ANTIMICROBIAL CHEMOTHERAPY, 2004, 54 (03) : 680 - 683
  • [7] Molecular characterization of the vanE gene cluster in vancomycin-resistant Enterococcus faecalis N00-410 isolated in Canada
    Boyd, DA
    Cabral, T
    Van Caeseele, P
    Wylie, J
    Mulvey, MR
    [J]. ANTIMICROBIAL AGENTS AND CHEMOTHERAPY, 2002, 46 (06) : 1977 - 1979
  • [8] VanG-type vancomycin-resistant Enterococcus faecalis strains isolated in Canada
    Boyd, David A.
    Du, Tim
    Hizon, Romeo
    Kaplen, Brynn
    Murphy, Travis
    Tyler, Shaun
    Brown, Shirley
    Jamieson, Frances
    Weiss, Karl
    Mulvey, Michael R.
    [J]. ANTIMICROBIAL AGENTS AND CHEMOTHERAPY, 2006, 50 (06) : 2217 - 2221
  • [9] CHARACTERIZATION OF GLYCOPEPTIDE-RESISTANT ENTEROCOCCI FROM UNITED-STATES HOSPITALS
    CLARK, NC
    COOKSEY, RC
    HILL, BC
    SWENSON, JM
    TENOVER, FC
    [J]. ANTIMICROBIAL AGENTS AND CHEMOTHERAPY, 1993, 37 (11) : 2311 - 2317
  • [10] The vanG glycopeptide resistance operon from Enterococcus faecalis revisited
    Depardieu, F
    Bonora, MG
    Reynolds, PE
    Courvalin, P
    [J]. MOLECULAR MICROBIOLOGY, 2003, 50 (03) : 931 - 948