HEADER    TRANSCRIPTION, TRANSFERASE/DNA/RNA      31-DEC-69   6UU1
TITLE     E. coli sigma-S transcription initiation complex with a 4-nt RNA and
TITLE   2 a CTP ("Fresh" crystal soaked with CTP, GTP, and ddTTP for 30
COMPND    MOL_ID: 2;
COMPND   2 MOLECULE: DNA-directed RNA polymerase subunit beta;
COMPND   3 CHAIN: CCC;
COMPND   4 EC: 2.7.7.6;
COMPND   5 ENGINEERED: YES;
EXPDTA     X-RAY DIFFRACTION
REMARK   2 RESOLUTION.    4.10 ANGSTORMS
SEQRES   1 CCC  111  PHE THR THR ILE HIS ILE GLN GLU LEU ALA CYS VAL SER
SEQRES   2 CCC  111  ARG ASP THR LYS LEU GLY PRO GLU GLU ILE THR ALA ASP
SEQRES   3 CCC  111  ILE PRO ASN VAL GLY GLU ALA ALA LEU SER LYS LEU ASP
SEQRES   4 CCC  111  GLU SER GLY ILE VAL TYR ILE GLY ALA GLU VAL THR GLY
SEQRES   5 CCC  111  GLY ASP ILE LEU VAL GLY LYS VAL THR PRO LYS GLY GLU
SEQRES   6 CCC  111  THR GLN LEU THR PRO GLU GLU LYS LEU LEU ARG ALA ILE
SEQRES   7 CCC  111  PHE GLY GLU LYS ALA SER ASP VAL LYS ASP SER SER LEU
SEQRES   8 CCC  111  ARG VAL PRO ASN GLY VAL SER GLY THR VAL ILE ASP VAL
SEQRES   9 CCC  111  GLN VAL PHE THR ARG ASP GLY                        
SEQRES   1 CCC   18  GLY VAL LEU LYS ILE VAL LYS VAL TYR LEU ALA VAL LYS
SEQRES   2 CCC   18  ARG ARG ILE GLN PRO