Table 2 Archaeal sequences identified at different depths of Lake Nyos and their closest matches to the 16S rRNA gene sequences for archaea database in the GenBank

From: Bacterial and archaeal communities in Lake Nyos (Cameroon, Central Africa)

    Band

    Closest match

No

Depth (m)

Phylum

Genotypea,b

Accession no.

Similarity

Organism

Accession no.

1

10

Thaumarchaeota

NyosA1 genotype 1_1

AB907765

89%

Candidatus Nitrosopumilus koreensis AR1

NR_102904

2

25

Thaumarchaeota

NyosA2 genotype 1_2

AB907766

89%

Candidatus Nitrosopumilus koreensis AR1

NR_102904

3

25

Thaumarchaeota

NyosA3 genotype 1_3

AB907767

89%

Candidatus Nitrosopumilus koreensis AR1

NR_102904

4

45

Thaumarchaeota

NyosA4 genotype 1_4

AB907768

91%

Candidatus Nitrosopumilus koreensis AR1

NR_102904

5

45

Thaumarchaeota

NyosA5 genotype 1_5

AB907769

94%

Candidatus Nitrosopumilus koreensis AR1

NR_102904

6

45

Thaumarchaeota

NyosA6 genotype 1_6

AB907770

89%

Candidatus Nitrosopumilus koreensis AR1

NR_102904

7

60

Thaumarchaeota

NyosA7 genotype 1_7

AB907771

90%

Candidatus Nitrosopumilus koreensis AR1

NR_102904

8

70

Thaumarchaeota

NyosA8 genotype 1_8

AB907772

90%

Candidatus Nitrosopumilus koreensis AR1

NR_102904

9

80

Euryarchaeota

NyosA9 genotype 2

AB907773

87%

Methanolobus psychrophilus R15

NR_102921

10

120

Euryarchaeota

NyosA11 genotype 3_1

AB917141

88%

Natronolimnobius baerhuensis IHC-005

NR_028161

11

120

Euryarchaeota

NyosA12 genotype 3_2

AB917142

92%

Natronolimnobius baerhuensis IHC-005

NR_028161

12

180

Euryarchaeota

NyosA10 genotype 3

AB907774

92%

Natronolimnobius baerhuensis IHC-005

NR_028161

13

210

Crenarchaeota

NyosA13 genotype 4_1

AB917143

80%

Vulcanisaeta distributa DSM 14429

NR_102943

14

210 (Sed)

Crenarchaeota

NyosA14 genotype 4_2

AB917144

80%

Vulcanisaeta distributa DSM 14429

NR_102943

15

210 (Sed)

Euryarchaeota

NyosA15 genotype 5

AB917145

91%

Salinarchaeum sp. Harcht-Bsk1

|NR_103951

  1. aNyosA1 to NyosA15 are the 15 sequenced archaeal bands and bGenotypes 1 to 15 indicate the 5 related genotypes.