2.7.7.56 expressed in Escherichia coli strain BL21(DE3)pLysS 2.7.7.56 expressed in Escherichia coli strains BL21(DE3) and HB101 2.7.7.56 from total RNA into pBluescript II KS+ for sequencing, in pAS2 for subcloning, in pBIN35S35SEmGFP for transformation of tobacco protoplasts and expression as GFP fusion protein, in p426 for generation of three isoforms with alternative ATG start codons ATG1 (Met1), ATG2 (Met6), ATG3 (Met69) 2.7.7.56 gene rph, overexpression in strain NF1815 2.7.7.56 genes mth682 and mth683 encode the mthRrp41-mthRrp42 protein complex, cloning and recombinant expression of the His-tagged protein complex in Escherichia coli strain E2566