# OC Root 2nd 3rd 4th PC Gene/Definition OC.573490 Archaea.37060 Thaumarchaeota.2857 Nitrososphaera.1250 nvn.1033 nvn:NVIE_010460 exported protein of unknown function; K01795 mannuronan 5-epimerase [EC:5.1.3.37] OC.573490 Archaea.37060 Thaumarchaeota.2857 Nitrososphaera.1250 nev.2302 nev:NTE_02401 parallel beta-helix repeat (two copies); K01795 mannuronan 5-epimerase [EC:5.1.3.37] OC.573490 Archaea.37060 Thaumarchaeota.2857 - taa.1495 taa:NMY3_01609 algG; Poly(beta-D-mannuronate) C5 epimerase precursor; K01795 mannuronan 5-epimerase [EC:5.1.3.37]