6BYU
X-ray crystal structure of Escherichia coli RNA polymerase (RpoB-H526Y) and ppApp complex
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B, G, H | DNA-directed RNA polymerase subunit alpha | polymer | 329 | 36558.7 | 4 | UniProt (P0A7Z4) Pfam (PF01193) Pfam (PF01000) Pfam (PF03118) In PDB | Escherichia coli | RNAP subunit alpha,RNA polymerase subunit alpha,Transcriptase subunit alpha |
| 2 | C, I | DNA-directed RNA polymerase subunit beta | polymer | 1342 | 150845.9 | 2 | UniProt (P0A8V2) Pfam (PF04560) Pfam (PF04563) Pfam (PF04561) Pfam (PF04565) Pfam (PF10385) Pfam (PF00562) In PDB | Escherichia coli | RNAP subunit beta,RNA polymerase subunit beta,Transcriptase subunit beta |
| 3 | D, J | DNA-directed RNA polymerase subunit beta' | polymer | 1407 | 155366.8 | 2 | UniProt (P0A8T7) Pfam (PF04997) Pfam (PF00623) Pfam (PF04983) Pfam (PF05000) Pfam (PF04998) In PDB | Escherichia coli | RNAP subunit beta',RNA polymerase subunit beta',Transcriptase subunit beta' |
| 4 | E, K | DNA-directed RNA polymerase subunit omega | polymer | 91 | 10249.5 | 2 | UniProt (P0A800) Pfam (PF01192) In PDB | Escherichia coli | RNAP omega subunit,RNA polymerase omega subunit,Transcriptase subunit omega |
| 5 | F, L | RNA polymerase sigma factor RpoD | polymer | 613 | 70352.2 | 2 | UniProt (P00579) Pfam (PF03979) Pfam (PF00140) Pfam (PF04546) Pfam (PF04542) Pfam (PF04539) Pfam (PF04545) In PDB | Escherichia coli | Sigma-70 |
| 6 | C, I | (5R)-5-(6-amino-9H-purin-9-yl)-2-({[(S)-hydroxy(phosphonooxy)phosphoryl]oxy}methyl)-4-oxo-4,5-dihydrofuran-3-yl trihydrogen diphosphate | non-polymer | 583.1 | 2 | Chemie (ECJ) | |||
| 7 | D, J | MAGNESIUM ION | non-polymer | 24.3 | 2 | Chemie (MG) | |||
| 8 | D, J | ZINC ION | non-polymer | 65.4 | 4 | Chemie (ZN) |
Sequence modifications
C, I: 1 - 1342 (UniProt: P0A8V2)
| PDB | External Database | Details |
|---|---|---|
| Tyr 526 | His 526 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 12 |
| Total formula weight | 919863.7 | |
| Non-Polymers* | Number of molecules | 8 |
| Total formula weight | 1476.5 | |
| All* | Total formula weight | 921340.2 |
