Last data update: Mar 17, 2025. (Total: 48910 publications since 2009)
Records 1-4 (of 4 Records) |
Query Trace: Knipe KM[original query] |
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Complete Genome Sequences for Three Chromosomes of the Burkholderia stabilis Type Strain (ATCC BAA-67).
Bugrysheva JV , Cherney B , Sue D , Conley AB , Rowe LA , Knipe KM , Frace MA , Loparev VN , Avila JR , Anderson K , Hodge DR , Pillai SP , Weigel LM . Genome Announc 2016 4 (6) ![]() We report here the complete annotated genome sequence of the Burkholderia stabilis type strain ATCC BAA-67. There were three circular chromosomes with a combined size of 8,527,947 bp and G+C composition of 66.4%. These characteristics closely resemble the genomes of other sequenced members of the Burkholderia cepacia complex. |
Genome Sequences of Vibrio navarrensis, a Potential Human Pathogen.
Gladney LM , Katz LS , Knipe KM , Rowe LA , Conley AB , Rishishwar L , Marino-Ramirez L , Jordan IK , Tarr CL . Genome Announc 2014 2 (6) ![]() Vibrio navarrensis is an aquatic bacterium recently shown to be associated with human illness. We report the first genome sequences of three V. navarrensis strains obtained from clinical and environmental sources. Preliminary analyses of the sequences reveal that V. navarrensis contains genes commonly associated with virulence in other human pathogens. |
vanG element insertions within a conserved chromosomal site conferring vancomycin resistance to Streptococcus agalactiae and Streptococcus anginosus
Srinivasan V , Metcalf BJ , Knipe KM , Ouattara M , McGee L , Shewmaker PL , Glennen A , Nichols M , Harris C , Brimmage M , Ostrowsky B , Park CJ , Schrag SJ , Frace MA , Sammons SA , Beall B . mBio 2014 5 (4) e01386-14 ![]() Three vancomycin-resistant streptococcal strains carrying vanG elements (two invasive Streptococcus agalactiae isolates [GBS-NY and GBS-NM, both serotype II and multilocus sequence type 22] and one Streptococcus anginosus [Sa]) were examined. The 45,585-bp elements found within Sa and GBS-NY were nearly identical (together designated vanG-1) and shared near-identity over an ~15-kb overlap with a previously described vanG element from Enterococcus faecalis. Unexpectedly, vanG-1 shared much less homology with the 49,321-bp vanG-2 element from GBS-NM, with widely different levels (50% to 99%) of sequence identity shared among 44 related open reading frames. Immediately adjacent to both vanG-1 and vanG-2 were 44,670-bp and 44,680-bp integrative conjugative element (ICE)-like sequences, designated ICE-r, that were nearly identical in the two group B streptococcal (GBS) strains. The dual vanG and ICE-r elements from both GBS strains were inserted at the same position, between bases 1328 and 1329, within the identical RNA methyltransferase (rumA) genes. A GenBank search revealed that although most GBS strains contained insertions within this specific site, only sequence type 22 (ST22) GBS strains contained highly related ICE-r derivatives. The vanG-1 element in Sa was also inserted within this position corresponding to its rumA homolog adjacent to an ICE-r derivative. vanG-1 insertions were previously reported within the same relative position in the E. faecalis rumA homolog. An ICE-r sequence perfectly conserved with respect to its counterpart in GBS-NY was apparent within the same site of the rumA homolog of a Streptococcus dysgalactiae subsp. equisimilis strain. Additionally, homologous vanG-like elements within the conserved rumA target site were evident in Roseburia intestinalis. IMPORTANCE: These three streptococcal strains represent the first known vancomycin-resistant strains of their species. The collective observations made from these strains reveal a specific hot spot for insertional elements that is conserved between streptococci and different Gram-positive species. The two GBS strains potentially represent a GBS lineage that is predisposed to insertion of vanG elements. |
Genome sequences for five strains of the emerging pathogen Haemophilus haemolyticus.
Jordan IK , Conley AB , Antonov IV , Arthur RA , Cook ED , Cooper GP , Jones BL , Knipe KM , Lee KJ , Liu X , Mitchell GJ , Pande PR , Petit RA , Qin S , Rajan VN , Sarda S , Sebastian A , Tang S , Thapliyal R , Varghese NJ , Ye T , Katz LS , Wang X , Rowe L , Frace M , Mayer LW . J Bacteriol 2011 193 (20) 5879-80 ![]() We report the first whole-genome sequences for five strains, two carried and three pathogenic, of the emerging pathogen Haemophilus haemolyticus. Preliminary analyses indicate that these genome sequences encode markers that distinguish H. haemolyticus from its closest Haemophilus relatives and provide clues to the identity of its virulence factors. |
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