Table 1.

Lengths of restriction fragments of T-RFLP analysis of the different rDNA clones obtained from anoxic rice slurries (ST1, S30, and S15) and affiliation with a distinct phylogenetic lineage by rDNA sequence analysis of the clones as shown in Fig. 2 to‚ÄČ4

Clone typePhylogenetic lineageRestriction fragment length (bp)
S30-1Chimera75
S15-28 Crenarchaeota-rice cluster VI83
S15-30 Methanomicrobiaceae 83
S15-14 Methanobacteriaceae 91
S30-29NovelEuryarchaeota-rice cluster II169
S30-3, -4, -5, -6, -7, -8, -10, -11, -12, -13, -14, -15, -16, -17, -18, -19, -20, -21, -23, -24, -25, -26, -27, -28; S15-7, -13, -15, -17, -18, -19, -21, -22, -23, -29; ST1-13, -29 Methanosarcinaceae 185
ST1-6, -7, -8, -9, -10, -11, -12, -14, -15, -17, -20, -21, -22, -23, -24, -26, -27, -30 Crenarchaeota-rice cluster VI185
S15-8, -9, -10, -20, -24, -25 Methanosaetaceae 284
S30-7; S15-2, -4, -6; ST1-16 Novel Euryarchaeota-rice cluster V284
S15-1 Crenarchaeota-rice cluster IV284
S30-2, -9, -30; S15-3, -5, -11, -12, -16; ST1-1, -2, -5, -18, -25, -28Novel Euryarchaeota-rice cluster I392
ST1-19Novel Euryarchaeota-rice cluster I490
S30-22, S15-26, -27; ST1-3, -4 Crenarchaeota-cluster IV>700