Table 1: Partitioning of MCR as revealed by immunolocalization.

Organism Approximate doubling time (h)Concentration of levulinic acid in the medium% markers at the membrane

Methanothermobacter marburgensis 260.017
350.0536
380.270
Methanothermobacter wolfei 340.015
420.152
Methanosarcina mazei (DSM 3647)200.032
340.0560