TITLE     Escherichia coli transcription-translation complex B (TTC-B)
TITLE   2 containing an 30 nt long mRNA spacer, NusG, and fMet-tRNAs at E-site
COMPND    MOL_ID: 11;
COMPND   2 MOLECULE: DNA-directed RNA polymerase subunit beta;
COMPND   3 CHAIN: AA;
COMPND   4 EC: 2.7.7.6;
COMPND   5 ENGINEERED: YES;
EXPDTA     ELECTRON MICROSCOPY
DBREF  6XGF A    1  1342  UNP    P0A8V4   RPOB_ECO57       1   1342
SEQRES   1 AA   78  GLY VAL THR ALA VAL ALA LYS ARG GLY GLY VAL VAL GLN
SEQRES   2 AA   78  TYR VAL ASP ALA SER ARG ILE VAL ILE LYS VAL ASN GLU
SEQRES   3 AA   78  ASP GLU MET TYR PRO GLY GLU ALA GLY ILE ASP ILE TYR
SEQRES   4 AA   78  ASN LEU THR LYS TYR THR ARG SER ASN GLN ASN THR CYS
SEQRES   5 AA   78  ILE ASN GLN MET PRO CYS VAL SER LEU GLY GLU PRO VAL
SEQRES   6 AA   78  GLU ARG GLY ASP VAL LEU ALA ASP GLY PRO SER THR ASP