>tr|A0A1X3JF37|A0A1X3JF37_ECOLX Hydrogenase-4 component H OS=Escherichia coli H386 GN=ECVG_00481 MLKLLKTIMRAGTATVKYPFAPLEVSPGFRGKPDLMPSQCIACGACACACPANALTIQTD DQQNSRTWQLYLGRCIYCGRCEEVCPTRAIQLTNNFELTVTNKADLYTRATFHLQRCSRC ERPFAPQKTIALAAELLAQQQNAPQNREMLWAQASVCPECKQRATLINDDTDVLLVAKEQ L