1SMY: Structural basis for transcription regulation by alarmone ppGpp

PDB ID: 1SMYDownload
MMDB ID: 27851
PDB Deposition Date: 2004/3/10
Updated in MMDB: 2007/11
Experimental Method:
x-ray diffraction
Resolution: 2.7  Å
Source Organism:
Similar Structures:
Biological Unit for 1SMY: hexameric; determined by author
Molecular Components in 1SMY
Label Count Molecule
Proteins (6 molecules)
2
DNA-directed RNA Polymerase Alpha Chain
Molecule annotation
1
DNA-directed RNA Polymerase Beta Chain
(Gene symbol: rpoB)
Molecule annotation
1
DNA-directed RNA Polymerase Beta' Chain
(Gene symbol: TTHA1812)
Molecule annotation
1
RNA Polymerase Omega Subunit
Molecule annotation
1
Principal Sigma Factor
Molecule annotation
Chemicals and Non-standard biopolymers (289 molecules)
1
286
MAGNESIUM IONMAGNESIUM ION
2
2
ZINC IONZINC ION
3
1
GUANOSINE-5',3'-TETRAPHOSPHATEGUANOSINE-5',3'-TETRAPHOSPHATE
* Click molecule labels to explore molecular sequence information.
Citing MMDB
Madej T, Lanczycki CJ, Zhang D, Thiessen PA, Geer RC, Marchler-Bauer A, Bryant SH. " MMDB and VAST+: tracking structural similarities between macromolecular complexes. Nucleic Acids Res. 2014 Jan; 42(Database issue):D297-303