Detailed information    

experimental Experimentally validated

Overview

Name   comGB/cglB   Type   Machinery gene
Locus tag   KZH43_RS09260 Genome accession   NZ_CP079923
Coordinates   1825061..1826077 (-) Length   338 a.a.
NCBI ID   WP_074196785.1    Uniprot ID   -
Organism   Streptococcus pneumoniae Rx1     
Function   dsDNA binding to the cell surface; assembly of the pseudopilus   
DNA binding and uptake

Function

ComGB is a critical component of the DNA uptake machinery during natural transformation. It is required for the assembly of the competence pseudopilus, a structure essential for DNA binding and transport across the cell membrane.


Genomic Context

Location: 1820061..1831077
Locus tag Gene name Coordinates (strand) Size (bp) Protein ID Product Description
  KZH43_RS10715 - 1820138..1820269 (-) 132 WP_000768904.1 hypothetical protein -
  KZH43_RS09220 (KZH43_09215) - 1820270..1821460 (-) 1191 WP_000167757.1 acetate kinase -
  KZH43_RS09225 (KZH43_09220) comYH 1821511..1822464 (-) 954 WP_000345135.1 class I SAM-dependent methyltransferase Machinery gene
  KZH43_RS09230 (KZH43_09225) - 1822525..1823119 (-) 595 Protein_1826 class I SAM-dependent methyltransferase -
  KZH43_RS09235 (KZH43_09230) comGG/cglG 1823256..1823669 (-) 414 WP_000265622.1 competence type IV pilus minor pilin ComGG Machinery gene
  KZH43_RS09240 (KZH43_09235) comGF/cglF 1823647..1824108 (-) 462 WP_000250534.1 competence type IV pilus minor pilin ComGF Machinery gene
  KZH43_RS09245 (KZH43_09240) comGE/cglE 1824071..1824373 (-) 303 WP_000413382.1 competence type IV pilus minor pilin ComGE Machinery gene
  KZH43_RS09250 (KZH43_09245) comGD/cglD 1824336..1824740 (-) 405 WP_000588026.1 competence type IV pilus minor pilin ComGD Machinery gene
  KZH43_RS09255 (KZH43_09250) comGC/cglC 1824733..1825059 (-) 327 WP_000738626.1 comG operon protein ComGC Machinery gene
  KZH43_RS09260 (KZH43_09255) comGB/cglB 1825061..1826077 (-) 1017 WP_074196785.1 competence type IV pilus assembly protein ComGB Machinery gene
  KZH43_RS09265 (KZH43_09260) comGA/cglA/cilD 1826025..1826966 (-) 942 WP_000249564.1 competence type IV pilus ATPase ComGA Machinery gene
  KZH43_RS09270 (KZH43_09265) - 1827042..1827407 (-) 366 WP_000286415.1 DUF1033 family protein -
  KZH43_RS09275 (KZH43_09270) - 1827558..1828616 (-) 1059 WP_000649468.1 zinc-dependent alcohol dehydrogenase family protein -
  KZH43_RS09280 (KZH43_09275) nagA 1828779..1829930 (-) 1152 WP_001134457.1 N-acetylglucosamine-6-phosphate deacetylase -

Sequence

Protein


Download         Length: 338 a.a.        Molecular weight: 38392.40 Da        Isoelectric Point: 9.4802

>NTDB_id=271 KZH43_RS09260 WP_074196785.1 1825061..1826077(-) (comGB/cglB) [Streptococcus pneumoniae Rx1]
MDISQVFRLRRKKLATAKQKNIITLFNNLFSSGFHLVETISFLDRSALLDKQCVTQMRVGLSQGKSFSEMMESLGCSSAI
VTQLSLAEVHGNLHLSLGKIEEYLDNLAKVKKKLIEVATYPLILLGFLLLIMLGLRNYLLPQLDSSNIATQIIGNLPQIF
LGMVGLVSVLALLALTFYKRSSKMSVFSILARLPFIGIFVQTYLTAYYAREWGNMISQGMELTQIFQMMQEQGSQLFKEV
GQDLAQTLKNGREFSQTIGTYPFFRKELSLIIEYGEVKSKLGSELEIYAEKTWEAFFTRVNRTMNLVQPLVFIFVALIIV
LLYAAMLMPMYQNMEVNF

Nucleotide


Download         Length: 1017 bp        

>NTDB_id=271 KZH43_RS09260 WP_074196785.1 1825061..1826077(-) (comGB/cglB) [Streptococcus pneumoniae Rx1]
ATGGACATATCACAAGTCTTCAGGCTGAGACGGAAAAAATTAGCTACAGCTAAGCAAAAAAATATCATCACCCTATTTAA
CAATCTCTTTTCTAGCGGTTTTCATCTGGTGGAGACTATCTCCTTTTTAGATAGGAGTGCTTTGTTGGACAAGCAGTGTG
TGACCCAGATGCGTGTGGGCTTGTCTCAGGGGAAATCATTCTCAGAAATGATGGAAAGTTTGGGATGTTCAAGTGCTATT
GTCACTCAGTTATCCCTAGCTGAAGTTCATGGCAATCTCCACCTGAGTTTGGGAAAGATAGAAGAATATCTGGACAATCT
GGCTAAGGTCAAGAAAAAATTGATTGAAGTAGCGACCTATCCCTTGATTTTGCTGGGTTTTCTTCTCTTAATTATGCTGG
GGCTACGGAATTACCTGCTCCCACAACTGGATAGTAGCAATATTGCCACCCAAATTATCGGTAATCTGCCCCAAATTTTT
CTAGGCATGGTAGGGCTTGTTTCCGTGCTTGCCCTTTTAGCACTCACTTTTTATAAAAGAAGTTCTAAGATGAGTGTCTT
TTCTATCTTAGCACGCCTTCCCTTTATTGGAATCTTTGTGCAGACCTACTTGACAGCCTATTATGCACGTGAATGGGGGA
ATATGATTTCACAGGGAATGGAGTTGACGCAGATTTTTCAAATGATGCAGGAACAAGGTTCCCAGCTCTTTAAAGAAGTC
GGTCAAGATCTGGCTCAAACCCTGAAAAATGGCCGTGAATTTTCTCAGACGATAGGAACCTATCCTTTCTTTAGGAAGGA
ATTGAGTCTCATCATAGAGTATGGGGAAGTTAAGTCCAAGCTGGGTAGTGAGTTGGAAATCTATGCTGAAAAAACTTGGG
AAGCCTTTTTTACCCGAGTCAACCGCACCATGAATTTGGTGCAGCCACTGGTTTTTATCTTTGTGGCACTGATTATCGTT
TTACTTTATGCGGCAATGCTCATGCCCATGTATCAAAATATGGAGGTAAATTTTTAA

Domains

Predicted by InterproScan.

Type II secretion system (T2SS), protein F (T2SSF)

(209-329)

Type II secretion system (T2SS), protein F (T2SSF)

(24-141)


Secondary structure

Protein secondary structures were predicted by S4PRED and visualized by seqviz.



3D structure

Source ID Structure

Transmembrane helices

Transmembrane helices of protein were predicted by TMHMM 2.0 and visualized by seqviz and ECharts.


Visualization of predicted probability:


Similar proteins

Only experimentally validated proteins are listed.

Protein Organism Identities (%) Coverage (%) Ha-value
  comGB/cglB Streptococcus pneumoniae D39

100

100

1
  comGB/cglB Streptococcus pneumoniae R6

100

100

1
  comGB/cglB Streptococcus pneumoniae TIGR4

100

100

1
  comGB/cglB Streptococcus mitis SK321

95.266

100

0.953
  comGB/cglB Streptococcus mitis NCTC 12261

94.675

100

0.947
  comYB Streptococcus gordonii str. Challis substr. CH1

71.131

99.408

0.707
  comYB Streptococcus mutans UA159

55.952

97.959

0.548
  comYB Streptococcus mutans UA140

55.952

97.959

0.548
  comGB Lactococcus lactis subsp. cremoris KW2

51.198

98.817

0.506

Multiple sequence alignment    



References

[1] Scott N Peterson et al. (2004) Identification of competence pheromone responsive genes in Streptococcus pneumoniae by use of DNA microarrays. Molecular Microbiology 51(4):1051-70. [PMID: 14763980]