sp|Q58530|KAE1B_METJA Probable bifunctional tRNA threonylcarbamoyladenosine biosynthesis protein OS=Methanocaldococcus jannaschii (strain ATCC 43067 / DSM 2661 / JAL-1 / JCM 10045 / NBRC 100440) OX=243232 GN=MJ1130 PE=1 SV=2