Table 2.

Frequencies of OTUs within the Bacteria domain derived from the SSU rRNA sequences from a Chloroflexusmat hot spring in Iceland

OTUNo. of clonesBacterial divisionClosest database match (%)
CHI-155ChloroflexaceaeChloroflexus aurantiacus (99)
CHI-215AquificalesNAK14 (98)
CHI-314Thermus-DeinococcusThermus sp. strain NMX2 A.1 (98–100)
CHI-411MeiothermusMeiothermus cerbereus (96)
CHI-5–CHI-88New divisions?Uncertain affiliation (<88)
CHI-95NitrospiragroupThermodesulfovibrio sp. (97)
CHI-104AquificalesCalderobacterium hydrogenophilum (96–97)
CHI-112ThermotogalesFervidobacterium gondwanalandicum (97)
CHI-122AquificalesThermocrinis ruber (94)
CHI-132StigonematalesChlorogloeopsis sp. (99)
CHI-141Proteobacteria; alpha subdivisionCraurococcus roseus (90)
CHI-151Proteobacteria; gamma subdivisionThiobacillus hydrothermalis (94)
CHI-161Green nonsulfur bacteriumOPB34 (97)
CHI-171Thermus-DeinococcusThermus sp. strain ZHGIB A.4 (97)
CHI-181MeiothermusMeiothermus ruber (99)
Total clones123