Search Results - "Berg, Kari Helene"

LytF, a Novel Competence-Regulated Murein Hydrolase in the Genus Streptococcus by Berg, Kari Helene, Ohnstad, Hilde Solheim, Håvarstein, Leiv Sigve

“…Streptococcus pneumoniae and probably most other members of the genus Streptococcus are competent for natural genetic transformation. During the competent…”
Get full text

Properties and Biological Role of Streptococcal Fratricins by BERG, Kari Helene, JOHAN BIØRNSTAD, Truls, JOHNSBORG, Ola, SIGVE HAVARSTEIN, Leiv

“…Classifications Services AEM Citing Articles Google Scholar PubMed Related Content Social Bookmarking CiteULike Delicious Digg Facebook Google+ Mendeley Reddit…”
Get full text

Effects of Low PBP2b Levels on Cell Morphology and Peptidoglycan Composition in Streptococcus pneumoniae R6 by Berg, Kari Helene, Stamsås, Gro Anita, Straume, Daniel, Håvarstein, Leiv Sigve

“…Streptococcus pneumoniae produces two class B penicillin-binding proteins, PBP2x and PBP2b, both of which are essential. It is generally assumed that PBP2x is…”
Get full text

Peptide-Regulated Gene Depletion System Developed for Use in Streptococcus pneumoniae by Berg, Kari Helene, Biørnstad, Truls Johan, Straume, Daniel, Håvarstein, Leiv Sigve

“…To facilitate the study of pneumococcal genes that are essential for viability or normal cell growth, we sought to develop a tightly regulated, titratable gene…”
Get full text

Class A PBPs have a distinct and unique role in the construction of the pneumococcal cell wall by Straume, Daniel, Piechowiak, Katarzyna Wiaroslawa, Olsen, Silje, Stamsås, Gro Anita, Berg, Kari Helene, Kjos, Morten, Heggenhougen, Maria Victoria, Alcorlo, Martín, Hermoso, Juan A, Håvarstein, Leiv Sigve

“…In oval-shaped , septal and longitudinal peptidoglycan syntheses are performed by independent functional complexes: the divisome and the elongasome…”
Get full text

Identification of pneumococcal proteins that are functionally linked to penicillin‐binding protein 2b (PBP2b) by Straume, Daniel, Stamsås, Gro Anita, Berg, Kari Helene, Salehian, Zhian, Håvarstein, Leiv Sigve

“…Summary The oval shape of pneumococci results from a combination of septal and lateral peptidoglycan synthesis. The septal cross‐wall is synthesized by the…”
Get full text

Class A PBPs have a distinct and unique role in the construction of these pneumococcal cell wall by Straume, Daniel, Piechowiak, Katarzyna Wiaroslawa, Olsen, Silje, Stamsås, Gro Anita, Berg, Kari Helene, Kjos, Morten, Heggenhougen, Maria Victoria, Alcorlo, Martín, Hermoso, Juan A., Håvarstein, Leiv Sigve

“…In oval-shaped Streptococcus pneumoniae, septal and longitudinal peptidoglycan syntheses are performed by independent functional complexes: the divisome and…”
Get full text

Pneumococcal CbpD is a murein hydrolase that requires a dual cell envelope binding specificity to kill target cells during fratricide by Eldholm, Vegard, Johnsborg, Ola, Straume, Daniel, Ohnstad, Hilde Solheim, Berg, Kari Helene, Hermoso, Juan A, Håvarstein, Leiv Sigve

“…Pneumococci that are competent for natural genetic transformation express a number of proteins involved in binding, uptake, translocation and recombination of…”
Get full text

The function of the transmembrane and cytoplasmic domains of pneumococcal penicillin-binding proteins 2x and 2b extends beyond that of simple anchoring devices by Berg, Kari Helene, Straume, Daniel, Håvarstein, Leiv Sigve

“…The biosynthesis of cell-wall peptidoglycan is a complex process that involves six different penicillin-binding proteins (PBPs) in Streptococcus pneumoniae…”
Get full text