5VI8
Structure of a mycobacterium smegmatis transcription initiation complex with an upstream-fork promoter fragment
Replaces: 5TW1Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (J) | RNA polymerase-binding protein RbpA | polymer | 114 | 13078.7 | 1 | UniProt (A0QZ11) Pfam (PF13397) | Mycobacterium smegmatis (strain ATCC 700084 / mc(2)155) | |
| 2 | B, C (A, B) | DNA-directed RNA polymerase subunit alpha | polymer | 350 | 37959.4 | 2 | UniProt (A0QSL8) Pfam (PF01193) Pfam (PF01000) Pfam (PF03118) | Mycobacterium smegmatis (strain ATCC 700084 / mc(2)155) | RNAP subunit alpha,RNA polymerase subunit alpha,Transcriptase subunit alpha |
| 3 | D (C) | DNA-directed RNA polymerase subunit beta | polymer | 1169 | 128680.1 | 1 | UniProt (P60281) Pfam (PF04563) Pfam (PF04561) Pfam (PF04565) Pfam (PF10385) Pfam (PF00562) Pfam (PF04560) | Mycobacterium smegmatis (strain ATCC 700084 / mc(2)155) | RNAP subunit beta,RNA polymerase subunit beta,Transcriptase subunit beta |
| 4 | E (D) | DNA-directed RNA polymerase subunit beta' | polymer | 1317 | 146712.9 | 1 | UniProt (A0QS66) Pfam (PF04997) Pfam (PF00623) Pfam (PF04983) Pfam (PF05000) Pfam (PF04998) | Mycobacterium smegmatis (strain ATCC 700084 / mc(2)155) | RNAP subunit beta',RNA polymerase subunit beta',Transcriptase subunit beta' |
| 5 | F (E) | DNA-directed RNA polymerase subunit omega | polymer | 107 | 11544.8 | 1 | UniProt (A0QWT1) Pfam (PF01192) | Mycobacterium smegmatis (strain ATCC 700084 / mc(2)155) | RNAP omega subunit,RNA polymerase omega subunit,Transcriptase subunit omega |
| 6 | G (F) | RNA polymerase sigma factor SigA | polymer | 466 | 51573.6 | 1 | UniProt (A0QW02) Pfam (PF00140) Pfam (PF04542) Pfam (PF04539) Pfam (PF04545) | Mycobacterium smegmatis (strain ATCC 700084 / mc(2)155) | |
| 7 | H (O) | DNA (31-MER) | polymer | 31 | 9565.2 | 1 | synthetic construct | ||
| 8 | I (P) | DNA (26-MER) | polymer | 26 | 7930.2 | 1 | synthetic construct | ||
| 9 | J (T) | DNA-directed RNA polymerase subunit alpha | polymer | 100 | 11090.0 | 1 | UniProt (A0QSL8) Pfam (PF03118) | Mycobacterium smegmatis (strain ATCC 700084 / mc(2)155) | RNAP subunit alpha,RNA polymerase subunit alpha,Transcriptase subunit alpha |
| 10 | AA, BA, CA, DA, K... (F, C, D) | SULFATE ION | non-polymer | 96.1 | 12 | Chemie (SO4) | |||
| 11 | EA, N, O, W, X... (F, C, D) | 1,2-ETHANEDIOL | non-polymer | 62.1 | 6 | Chemie (EDO) | |||
| 12 | P, Q (D) | ZINC ION | non-polymer | 65.4 | 2 | Chemie (ZN) | |||
| 13 | R (D) | MAGNESIUM ION | non-polymer | 24.3 | 1 | Chemie (MG) | |||
| 14 | FA, GA, HA, IA, JA... (J, A, B, C, D...) | water | water | 18.0 | 109 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 10 |
| Total formula weight | 456094.4 | |
| Non-Polymers* | Number of molecules | 21 |
| Total formula weight | 1680.3 | |
| All* | Total formula weight | 457774.6 |
