. The co-ordinates and structure factors for the crystal structure of ReoM have been deposited at PDBe with accession code 0TIF.  Additional information {#s0} ======================  No competing interests declared.  Conceptualization, Formal analysis, Investigation, Visualization.  Conceptualization, Formal analysis, Investigation, Visualization.  Conceptualization, Formal analysis, Investigation, Visualization.  Conceptualization, Formal analysis, Investigation, Visualization.  Formal analysis, Investigation, Visualization.  Conceptualization, Supervision, Funding acquisition, Investigation, Visualization, Writing - original draft, Project administration.  Conceptualization, Formal analysis, Supervision, Funding acquisition, Investigation, Writing - original draft, Project administration.  