Heterogeneity between 16S ribosomal RNA gene copies borne by one Desulfitobacterium strain is caused by different 100-200 bp insertions in the 5' region.
Can J Microbiol. 2007 Jan;53(1):116-28. doi: 10.1139/w06-111.
Can J Microbiol. 2007.
PMID: 17496957