>sp|Q58584|RISC_METJA Riboflavin synthase OS=Methanocaldococcus jannaschii GN=ribC MTKKVGIVDTTFARVDMASIAIKKLKELSPNIKIIRKTVPGIKDLPVACKKLLEEEGCDI VMALGMPGKAEKDKVCAHEASLGLMLAQLMTNKHIIEVFVHEDEAKDDKELDWLAKRRAE EHAENVYYLLFKPEYLTRMAGKGLRQGFEDAGPARE