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Table 2 Largest identified primary operons on the B. methanolicus MGA3 chromosome

From: Transcriptome analysis of thermophilic methylotrophic Bacillus methanolicus MGA3 using RNA-sequencing provides detailed insights into its previously uncharted transcriptional landscape

Genes No. of genes Strand Putative gene functions Transcriptional organization in B. subtilis 1
BMMGA3_00690-BMMGA3_00840 31 + Various, mainly translation and ribosomal structure Similar, [31]
BMMGA3_06100-BMMGA3_06250 31 + Movement and chemotaxis Similar, [29]
BMMGA3_01635-BMMGA3_01690 12 + Purine biosynthesis Similar, [32]
BMMGA3_15075-BMMGA3_15130 12 - Amino sugars biosynthesis and polymerization No similar operon present
BMMGA3_05780-BMMGA3_05825 10 + Pyrimidine biosynthesis Similar, [33]
BMMGA3_15975-BMMGA3_16020 10 - ATP synthesis [8/10] + 1, [34]
BMMGA3_12730- BMMGA3_12770 9 - Biosynthesis of branched amino acids [8/9] + 1, [35]
BMMGA3_01305-BMMGA3_01345 9 + Control of SigB activity, general stress response [7/9] + 1, [36]
BMMGA3_02555-BMMGA3_02595 9 + Sulfate reduction and activation, siroheme biosynthesis [8/9]* + 2, [37]
BMMGA3_00415-BMMGA3_00450 8 + Folic acid biosynthesis [7/9]§ [38]
BMMGA3_05870-BMMGA3_05905 8 + Various, mainly translation, ribosomal structure, signal transduction [3 + 3/7] +2, [39,40]
BMMGA3_14725-BMMGA3_14760 8 - Histidine biosynthesis Similar, [41]
  1. 1 Genes in the same transcriptional organization as B. methanolicus MGA3 are depicted in square brackets. The number of transcripts that are present in the B. subtilis genome, but are not associated to the respective operon are indicated after the plus sign.
  2. * In comparison to the B. methanolicus MGA3 the gene order is altered.
  3. § In B. subtilis, the operon contains one additional gene.
  4. In B. subtilis, the genes are organized in two separate operons with.