Excised Band Substrate Division (or subdivision) Nearest Taxon Accession no. Similarity (%)
1 LB Firmicutes Bacillus pumilus JQ353824 99
2 LB Gammaproteobacteria Stenotrophomonas maltophilia JX867287 100
3 LB Gammaproteobacteria Stenotrophomonas sp JQ917790 99
4 LB Firmicutes Lysinibacillus sphaericus JQ744637 99
5 LB Actinobacteria Actinobacterium JN049471 99
6 LB Firmicutes Bacillus sp HM026204 98
7 LB Gammaproteobacteria Acinetobacter johnsonii JQ039983 100
8 LB Gammaproteobacteria Pseudomonas putida JQ781586 100
9 LB Betaproteobacteria Delftia sp HE716888 100
10 LB Firmicutes Clostridiales bacterium GQ922846 97
11 LB Actinobacteria Kineococcus radiotolerans CP000750 100
12 LB Gammaproteobacteria Shewanella aquimarina FJ589034 100
13 LB Firmicutes Lactobacillus helveticus CP003799 100
14 LB Gammaproteobacteria Marinobacterium JQ670704 100
15 LB Gammaproetobacteria Pseudidomarina sp GQ202579 98
16 UB Epsilonproteobacteria Epsilonproteobacterium HQ607532 100
17 UB Betaproteobacteria Massilia sp JQ014560 100
18 UB Firmicutes Clostridium sp FR872934 99
19 UB Actinobacteria Nocardiodes islandensis NR044235 100
LB= Labeled benzene, UB-= unlabeled benzene
Table 2A: Summary of bacterial 16S rRNA partial sequences obtained from excised DGGE profiles (Figure 1A) of unlabeled and labeled benzene microcosms.