SAMN12405820 Candidatus Prometheoarchaeum syntrophicum Promethearchaeum syntrophicum National Institute of Advanced Industrial Science and Technology Masaru Nobu K Microbe, viral or environmental Microbe.1.0 MK-D1 marine sediment 2006-05-06 Japan: Omine Ridge, Nankai Trough whole organism type strain of Promethearchaeum syntrophicum 557562