>1NR3_1|Chain A|DNA-binding protein tfx|Methanothermobacter thermautotrophicus (145262) MRERGWSQKKIARELKTTRQNVSAIERKAMENIEKSRNTLDFVKSLKSPVRILCRRGDTLDEIIKRLLEESNKEGIHVIHDSITLAFLIREKASHRIVHRVVKSDFEIGVTRDGEIIVDLNS