9DVT
Cryo-EM structure of RpaA bound to PkaiBC DNA and the CTD of the alpha subunit of RNAP from the cyanobacterium Synechococcus elongatus
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (1) | Non-template DNA | polymer | 105 | 32396.7 | 1 | synthetic construct | ||
| 2 | B (2) | Template DNA | polymer | 105 | 32384.8 | 1 | synthetic construct | ||
| 3 | C (A) | DNA-directed RNA polymerase subunit alpha | polymer | 309 | 33814.9 | 1 | UniProt (Q31L30) | Synechococcus elongatus | RNAP subunit alpha,RNA polymerase subunit alpha,Transcriptase subunit alpha |
| 4 | D, E (R, S) | DNA-binding dual master transcriptional regulator RpaA | polymer | 249 | 28582.7 | 2 | UniProt (Q31S42) | Synechococcus elongatus PCC 7942 = FACHB-805 | Regulator of phycobilisome-associated protein A,RpaA |
| 5 | F (G) | RNA polymerase sigma factor SigA1 | polymer | 399 | 45776.2 | 1 | UniProt (P38023) | Synechococcus elongatus PCC 7942 = FACHB-805 |
Sequence modifications
R, S: 1 - 249 (UniProt: Q31S42)
| PDB | External Database | Details |
|---|---|---|
| Gln 121 | Arg 121 | conflict |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 6 |
| Total formula weight | 201538.1 | |
| All* | Total formula weight | 201538.1 |
