class B penicillin-binding protein 2B, Pbp2B
function
septation, cell division
product
penicillin-binding protein 2B
Genomic Context
categories
[category|SW 1|Cellular processes] → [category|SW 1.1|Cell envelope and cell division] → [category|SW 1.1.1|Cell wall synthesis] → [category|SW 1.1.1.7|Penicillin-binding proteins][category|SW 1|Cellular processes] → [category|SW 1.1|Cell envelope and cell division] → [category|SW 1.1.8|Cell division] → [category|SW 1.1.8.2|Other genes][category|SW 6|Groups of genes] → [category|SW 6.1|Essential genes][category|SW 6|Groups of genes] → [category|SW 6.12|Secreted proteins][category|SW 6|Groups of genes] → [category|SW 6.2|Membrane proteins][SW|Categories] containing this gene/protein
[SW|cell wall synthesis], [SW|cell division], [SW|essential genes], [SW|membrane proteins]Gene
Phenotypes of a mutant
essential [Pubmed|12682299]The protein
Protein family
transpeptidase family (according to Swiss-Prot)Paralogous protein(s)
[SW|SpoVD][SW|Domains]
contains two C-terminal [SW|PASTA domain]s (aa 598-657, 658-714)Structure
[PDB|1RP5] (PBP 2x from ''Streptococcus pneumoniae'', 32% identity) [Pubmed|14734544][SW|Localization]
cell membrane [Pubmed|23869552,20870765]division sites [Pubmed|23895585]extracellular (signal peptide) [Pubmed|18957862]localizes to the sporulation septum during sporulation [Pubmed|15758244][SW|Interactions]
folding requires [protein|search|PrsA] [Pubmed|20487272][protein|search|PbpB]-[SW|DivIB]-([protein|search|FtsL]-[SW|DivIC])2 [Pubmed|20870765], as part of the [SW|divisome][protein|search|WalK]-[protein|search|PbpB] [Pubmed|21219466]Expression and Regulation
Operon
''[protein|search|mraZ]-[protein|search|mraW]-[protein|search|ftsL]-[protein|search|pbpB]'' [Pubmed|8636036,8244929]Regulation
constitutively expressed [Pubmed|15758244]Biological materials
two-hybrid system
''B. pertussis'' adenylate cyclase-based bacterial two hybrid system ([SW|BACTH]), available in [SW|Jeff Errington] labFLAG-tag construct
GP2003 ''pbpB-3xFLAG spec'' (based on [SW|pGP1331]), available in [SW|Jörg Stülke]'s labLabs working on this gene/protein
[SW|Jeff Errington], Newcastle University, UK [http://www.ncl.ac.uk/camb/staff/profile/jeff.errington homepage]References
8636036,14731276,8244929,20487272,10652091,19429628,18957862,21219466,20870765,14734544,23895585,24655324