2.3.2.B2 UDP-MurNAc-L-alanyl-gamma-D-glutamyl-L-lysyl(N6-L-alanyl)-D-alanyl-D-alanine + L-alanyl-tRNA = UDP-MurNAc-L-alanyl-gamma-D-glutamyl-L-lysyl(N6-L-alanyl-L-alanyl)-D-alanyl-D-alanine + tRNA - -