Detailed information    

experimental Experimentally validated

Overview

Name   comGB   Type   Machinery gene
Locus tag   BSU_24720 Genome accession   NC_000964
Coordinates   2557983..2558954 (-) Length   323 a.a.
NCBI ID   NP_390352.1    Uniprot ID   P25954
Organism   Bacillus subtilis subsp. subtilis str. 168     
Function   dsDNA binding to the cell surface; assembly of the pseudopilus   
DNA binding and uptake

Function

ComGB's role is crucial in stabilizing the pseudopilus structure, ensuring efficient DNA uptake.


Genomic Context

Location: 2552983..2563954
Locus tag Gene name Coordinates (strand) Size (bp) Protein ID Product Description
  BSU_24620 (BSU24620) tasA 2553081..2553866 (-) 786 NP_390342.1 major biofilm matrix component -
  BSU_24630 (BSU24630) sipW 2553930..2554502 (-) 573 NP_390343.1 type I signal peptidase -
  BSU_24640 (BSU24640) tapA 2554486..2555247 (-) 762 NP_390344.1 lipoprotein for biofilm formation -
  BSU_24650 (BSU24650) yqzG 2555519..2555845 (+) 327 NP_390345.1 hypothetical protein -
  BSU_24660 (BSU24660) spoIIT 2555887..2556066 (-) 180 NP_390346.2 factor involved in sporulation -
  BSU_24670 (BSU24670) comGG 2556137..2556511 (-) 375 NP_390347.1 component of the DNA transport pilin platform Machinery gene
  BSU_24680 (BSU24680) comGF 2556512..2556895 (-) 384 NP_390348.1 component of the DNA transport pilin platform Machinery gene
  BSU_24690 (BSU24690) comGE 2556921..2557268 (-) 348 NP_390349.1 component of the DNA transport pilin platform Machinery gene
  BSU_24700 (BSU24700) comGD 2557252..2557683 (-) 432 NP_390350.1 membrane component of the DNA transport pilin platform Machinery gene
  BSU_24710 (BSU24710) comGC 2557673..2557969 (-) 297 NP_390351.1 pilin-like component of the DNA transport membrane pilin platform Machinery gene
  BSU_24720 (BSU24720) comGB 2557983..2558954 (-) 972 NP_390352.1 membrane pilin platform component of the DNA transport machinery Machinery gene
  BSU_24730 (BSU24730) comGA 2559007..2560077 (-) 1071 NP_390353.1 membrane associated ATPase of the pilin platform for DNA competence Machinery gene
  BSU_24740 (BSU24740) yqxL 2560489..2561442 (-) 954 NP_390354.1 CorA-type divalent ion transporter -
  BSU_24750 (BSU24750) yqhB 2561585..2562913 (+) 1329 NP_390355.1 putative membrane associated enzyme -
  BSU_24760 (BSU24760) rsbRD 2562966..2563802 (-) 837 NP_390356.2 component of the anxiosome (stressosome) -

Regulatory network

Positive effect      
Negative effect
Regulator Target Regulation
  comZ comGB negative effect
  comZ comGA negative effect
  comZ comGF negative effect
  comZ comGG negative effect
  comZ comGC negative effect
  comC comGC positive effect
  comZ comGE negative effect
  comZ comGD negative effect

Sequence

Protein


Download         Length: 323 a.a.        Molecular weight: 37056.86 Da        Isoelectric Point: 8.7625

>NTDB_id=97 BSU_24720 NP_390352.1 2557983..2558954(-) (comGB) [Bacillus subtilis subsp. subtilis str. 168]
MTAGGYTLLDGLRLMELQMNKRQAADLTDSVTCLREGAPFYQVLKSLSFHKEAVGICYFAETHGELPASMIQSGELLERK
IAQADQLKRVLRYPLFLIFTVAVMFYMLQSIIIPQFSGIYQSMNMETSRSTDMLFAFFQHIDLVIILLVLFTAGIGIYYW
LVFKKKSPARQMLICIRIPLVGKLVKLFNSYFFSLQLSSLLKSGLSIYDSLNAFKHQTFLPFYRCEAEQLIERLKAGESI
ESAICGSLFYETDLSKVISHGQLSGRLDRELFTYSQFILQRLEHKAQKWTGILQPMIYGFVAAMILLVYLSMLVPMYQMM
NQM

Nucleotide


Download         Length: 972 bp        

>NTDB_id=97 BSU_24720 NP_390352.1 2557983..2558954(-) (comGB) [Bacillus subtilis subsp. subtilis str. 168]
ATGACTGCGGGCGGATATACACTTCTGGATGGATTACGCCTGATGGAACTTCAGATGAATAAGAGGCAGGCGGCTGACTT
GACTGATTCGGTCACTTGTTTGAGGGAAGGGGCTCCGTTTTATCAAGTACTAAAGAGTTTGTCATTTCATAAGGAAGCCG
TAGGTATTTGTTATTTTGCTGAAACACATGGTGAACTGCCTGCTTCAATGATCCAGAGCGGAGAGCTGCTGGAACGAAAA
ATTGCACAGGCAGACCAGCTGAAAAGAGTGCTGCGCTATCCGCTTTTCCTCATCTTTACGGTCGCTGTCATGTTTTATAT
GTTACAGTCCATCATCATTCCTCAGTTTTCCGGTATCTATCAATCGATGAATATGGAAACCTCACGTTCAACCGATATGC
TTTTTGCTTTTTTTCAGCATATTGATCTTGTGATCATTTTGCTTGTTCTTTTTACAGCAGGTATCGGGATTTATTATTGG
CTTGTGTTTAAGAAAAAATCACCTGCCCGGCAAATGCTGATTTGTATCAGGATTCCTTTGGTTGGAAAGCTTGTAAAGCT
GTTTAACAGCTACTTTTTTTCTTTGCAGCTAAGCAGCCTTTTAAAATCAGGCCTCTCAATTTATGACAGCCTTAATGCAT
TTAAACATCAAACGTTTCTCCCTTTCTACCGCTGCGAGGCTGAACAATTGATTGAACGGCTAAAAGCCGGTGAGTCAATT
GAATCCGCTATTTGTGGAAGCCTTTTTTATGAAACTGATTTATCAAAAGTCATATCTCACGGCCAGCTGAGCGGCCGATT
GGATCGGGAGCTTTTCACATACAGCCAATTCATATTACAGCGGCTGGAACACAAAGCGCAAAAATGGACAGGCATCCTTC
AGCCAATGATTTATGGATTTGTTGCAGCGATGATCTTACTTGTGTATTTATCTATGCTTGTGCCTATGTATCAGATGATG
AATCAAATGTGA

Domains

Predicted by InterproScan.

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

(1-114)

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

(193-315)


Secondary structure

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



3D structure

Source ID Structure
  AlphaFold DB P25954

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

References

[1] Ishtiyaq Ahmed et al. (2022) Structure-function studies reveal ComEA contains an oligomerization domain essential for transformation in gram-positive bacteria. Nature Communications 13(1):7724. [PMID: 36513643]
[2] Jessica M Mann et al. (2013) Complex formation and processing of the minor transformation pilins of Bacillus subtilis. Molecular Microbiology 90(6):1201-15. [PMID: 24164455]
[3] Gürol M Süel et al. (2006) An excitable gene regulatory circuit induces transient cellular differentiation. Nature 440(7083):545-50. [PMID: 16554821]
[4] Y S Chung et al. (1998) All seven comG open reading frames are required for DNA binding during transformation of competent Bacillus subtilis. Journal of Bacteriology 180(1):41-5. [PMID: 9422590]
[5] D van Sinderen et al. (1995) comK encodes the competence transcription factor, the key regulatory protein for competence development in Bacillus subtilis. Molecular Microbiology 15(3):455-62. [PMID: 7783616]