| P11558 | n/a | 3m2r | TPZ | A | 556 | e3m2rA1 | Methyl-coenzyme M reductase alpha and beta chain-C | Methyl-coenzyme M reductase alpha and beta chain-C | Methyl-coenzyme M reductase alpha and beta chain-C | MCR_alpha |
| P11558 | n/a | 3m2r | TPZ | A | 556 | e3m2rD2 | Alpha-beta plaits | Methyl-coenzyme M reductase subunits | Methyl-coenzyme M reductase subunits | MCR_alpha_N |
| P11558 | n/a | 3m2r | TPZ | D | 555 | e3m2rA1 | Methyl-coenzyme M reductase alpha and beta chain-C | Methyl-coenzyme M reductase alpha and beta chain-C | Methyl-coenzyme M reductase alpha and beta chain-C | MCR_alpha |
| P11558 | n/a | 3m2r | TPZ | D | 555 | e3m2rA2 | Alpha-beta plaits | Methyl-coenzyme M reductase subunits | Methyl-coenzyme M reductase subunits | MCR_alpha_N |
| P11558 | n/a | 3m2r | TPZ | D | 555 | e3m2rD1 | Methyl-coenzyme M reductase alpha and beta chain-C | Methyl-coenzyme M reductase alpha and beta chain-C | Methyl-coenzyme M reductase alpha and beta chain-C | MCR_alpha |