Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, GA (A, z) | DNA-directed RNA polymerase II subunit RPB1 | polymer | 1733 | 191821.6 | 2 | UniProt (P04050) Pfam (PF04997) Pfam (PF05001) Pfam (PF00623) Pfam (PF04983) Pfam (PF05000) Pfam (PF04998) Pfam (PF04992) Pfam (PF04990) | Saccharomyces cerevisiae S288C | RNA polymerase II subunit B1,DNA-directed RNA polymerase III largest subunit,RNA polymerase II subunit B220 |
| 2 | B (B) | DNA-directed RNA polymerase II subunit RPB2 | polymer | 1224 | 138937.3 | 1 | UniProt (P08518) Pfam (PF04563) Pfam (PF04561) Pfam (PF04565) Pfam (PF04566) Pfam (PF04567) Pfam (PF00562) Pfam (PF04560) | Saccharomyces cerevisiae S288C | RNA polymerase II subunit 2,B150,DNA-directed RNA polymerase II 140 kDa polypeptide |
| 3 | C (C) | DNA-directed RNA polymerase II subunit RPB3 | polymer | 318 | 35330.5 | 1 | UniProt (P16370) Pfam (PF01193) Pfam (PF01000) | Saccharomyces cerevisiae S288C | RNA polymerase II subunit B3,B44.5,DNA-directed RNA polymerase II 45 kDa polypeptide |
| 4 | D (D) | DNA-directed RNA polymerase II subunit RPB4 | polymer | 221 | 25451.2 | 1 | UniProt (P20433) Pfam (PF03874) | Saccharomyces cerevisiae S288C | RNA polymerase II subunit B4,B32,DNA-directed RNA polymerase II 32 kDa polypeptide |
| 5 | E (E) | DNA-directed RNA polymerases I, II, and III subunit RPABC1 | polymer | 215 | 25117.1 | 1 | UniProt (P20434) Pfam (PF03871) Pfam (PF01191) | Saccharomyces cerevisiae S288C | RNA polymerases I,II,and III subunit ABC1,ABC27,DNA-directed RNA polymerases I,and III 27 kDa polypeptide |
| 6 | F (F) | DNA-directed RNA polymerases I, II, and III subunit RPABC2 | polymer | 155 | 17931.8 | 1 | UniProt (P20435) Pfam (PF01192) | Saccharomyces cerevisiae S288C | RNA polymerases I,II,and III subunit ABC2,ABC23,DNA-directed RNA polymerases I,and III 23 kDa polypeptide |
| 7 | G (G) | DNA-directed RNA polymerase II subunit RPB7 | polymer | 171 | 19081.1 | 1 | UniProt (P34087) Pfam (PF03876) Pfam (PF00575) | Saccharomyces cerevisiae S288C | RNA polymerase II subunit B7,B16 |
| 8 | H (H) | DNA-directed RNA polymerases I, II, and III subunit RPABC3 | polymer | 146 | 16525.4 | 1 | UniProt (P20436) Pfam (PF03870) | Saccharomyces cerevisiae S288C | RNA polymerases I,II,and III subunit ABC3,ABC14.4,ABC14.5,DNA-directed RNA polymerases I,and III 14.5 kDa polypeptide |
| 9 | I (I) | DNA-directed RNA polymerase II subunit RPB9 | polymer | 122 | 14308.2 | 1 | UniProt (P27999) Pfam (PF02150) Pfam (PF01096) | Saccharomyces cerevisiae S288C | RNA polymerase II subunit B9,B12.6,DNA-directed RNA polymerase II 14.2 kDa polypeptide,DNA-directed RNA polymerase II subunit 9 |
| 10 | J (J) | DNA-directed RNA polymerases I, II, and III subunit RPABC5 | polymer | 70 | 8290.7 | 1 | UniProt (P22139) Pfam (PF01194) | Saccharomyces cerevisiae S288C | RNA polymerases I,II,and III subunit ABC5,ABC10-beta,ABC8,DNA-directed RNA polymerases I,and III 8.3 kDa polypeptide |
| 11 | K (K) | DNA-directed RNA polymerase II subunit RPB11 | polymer | 120 | 13633.5 | 1 | UniProt (P38902) Pfam (PF13656) | Saccharomyces cerevisiae S288C | RNA polymerase II subunit B11,B13.6,DNA-directed RNA polymerase II 13.6 kDa polypeptide |
| 12 | L (L) | DNA-directed RNA polymerases I, II, and III subunit RPABC4 | polymer | 70 | 7730.0 | 1 | UniProt (P40422) Pfam (PF03604) | Saccharomyces cerevisiae S288C | RNA polymerases I,II,and III subunit ABC4,ABC10-alpha |
| 13 | M (M) | Transcription initiation factor IIB | polymer | 345 | 38257.3 | 1 | UniProt (P29055) Pfam (PF08271) Pfam (PF00382) | Saccharomyces cerevisiae S288C | General transcription factor TFIIB,Transcription factor E |
| 14 | N (P) | Transcription initiation factor IIF subunit alpha | polymer | 735 | 82320.6 | 1 | UniProt (P41895) Pfam (PF05793) | Saccharomyces cerevisiae S288C | TFIIF-alpha,TFIIF large subunit,Transcription factor G 105 kDa subunit,P105 |
| 15 | O (Q) | Transcription initiation factor IIF subunit beta | polymer | 400 | 46684.5 | 1 | UniProt (P41896) Pfam (PF17683) Pfam (PF02270) | Saccharomyces cerevisiae S288C | ATP-dependent helicase TFG2,TFIIF medium subunit,TFIIF-beta,Transcription factor G 54 kDa subunit |
| 16 | P (S) | Transcription elongation factor S-II | polymer | 309 | 34903.6 | 1 | UniProt (P07273) Pfam (PF08711) Pfam (PF07500) Pfam (PF01096) | Saccharomyces cerevisiae S288C | DNA strand transfer protein alpha,STP-alpha,DNA strand transferase 1,Pyrimidine pathway regulatory protein 2 |
| 17 | Q (a) | Mediator of RNA polymerase II transcription subunit 1 | polymer | 566 | 64315.0 | 1 | UniProt (Q12321) Pfam (PF10744) | Saccharomyces cerevisiae S288C | Mediator complex subunit 1 |
| 18 | R (d) | Mediator of RNA polymerase II transcription subunit 4 | polymer | 284 | 32244.9 | 1 | UniProt (Q12343) Pfam (PF10018) | Saccharomyces cerevisiae S288C | Mediator complex subunit 4 |
| 19 | S (f) | Mediator of RNA polymerase II transcription subunit 6 | polymer | 295 | 32844.7 | 1 | UniProt (P38782) Pfam (PF04934) | Saccharomyces cerevisiae S288C | Mediator complex subunit 6 |
| 20 | T (g) | Mediator of RNA polymerase II transcription subunit 7 | polymer | 222 | 25616.1 | 1 | UniProt (Q08278) Pfam (PF05983) | Saccharomyces cerevisiae S288C | Mediator complex subunit 7 |
| 21 | U (h) | Mediator of RNA polymerase II transcription subunit 8 | polymer | 223 | 25297.2 | 1 | UniProt (P38304) Pfam (PF10232) | Saccharomyces cerevisiae S288C | Mediator complex subunit 8 |
| 22 | V (i) | Mediator of RNA polymerase II transcription subunit 9 | polymer | 149 | 17400.4 | 1 | UniProt (P33308) Pfam (PF07544) | Saccharomyces cerevisiae S288C | Chromosome segregation protein 2,Mediator complex subunit 9 |
| 23 | W (j) | Mediator of RNA polymerase II transcription subunit 10 | polymer | 157 | 17927.9 | 1 | UniProt (Q06213) Pfam (PF09748) | Saccharomyces cerevisiae S288C | Mediator complex subunit 10,Negative regulator of URS2 protein 2 |
| 24 | X (k) | Mediator of RNA polymerase II transcription subunit 11 | polymer | 115 | 13324.2 | 1 | UniProt (Q99278) Pfam (PF10280) | Saccharomyces cerevisiae S288C | Mediator complex subunit 11 |
| 25 | Y (n) | Mediator of RNA polymerase II transcription subunit 14 | polymer | 1082 | 123500.7 | 1 | UniProt (P19263) Pfam (PF08638) | Saccharomyces cerevisiae S288C | Glucose repression regulatory protein 1,Mediator complex subunit 14 |
| 26 | Z (q) | Mediator of RNA polymerase II transcription subunit 17 | polymer | 687 | 78582.8 | 1 | UniProt (P32569) Pfam (PF10156) | Saccharomyces cerevisiae S288C | Mediator complex subunit 17,Suppressor of RNA polymerase B 4 |
| 27 | AA (r) | Mediator of RNA polymerase II transcription subunit 18 | polymer | 307 | 34316.5 | 1 | UniProt (P32585) Pfam (PF09637) | Saccharomyces cerevisiae S288C | Mediator complex subunit 18,Suppressor of RNA polymerase B 5 |
| 28 | BA (s) | Mediator of RNA polymerase II transcription subunit 19 | polymer | 220 | 24885.3 | 1 | UniProt (P25046) Pfam (PF08633) | Saccharomyces cerevisiae S288C | Hypoxic gene repressor protein 3,Mediator complex subunit 19,Negative regulator of URS2 protein 3,SNF1 suppressor protein 7 |
| 29 | CA (t) | Mediator of RNA polymerase II transcription subunit 20 | polymer | 210 | 22918.1 | 1 | UniProt (P34162) Pfam (PF08612) | Saccharomyces cerevisiae S288C | Hyper-recombination suppressor protein 2,Mediator complex subunit 20,Suppressor of RNA polymerase B 2 |
| 30 | DA (u) | Mediator of RNA polymerase II transcription subunit 21 | polymer | 140 | 16093.4 | 1 | UniProt (P47822) Pfam (PF11221) | Saccharomyces cerevisiae S288C | Mediator complex subunit 21,RNAPII complex component SRB7,Suppressor of RNA polymerase B 7 |
| 31 | EA (v) | Mediator of RNA polymerase II transcription subunit 22 | polymer | 121 | 13875.7 | 1 | UniProt (P32570) Pfam (PF06179) | Saccharomyces cerevisiae S288C | Mediator complex subunit 22,Suppressor of RNA polymerase B 6 |
| 32 | FA (w) | Mediator of RNA polymerase II transcription subunit 31 | polymer | 127 | 14747.7 | 1 | UniProt (P38633) Pfam (PF05669) | Saccharomyces cerevisiae S288C | Hpr1 suppressor protein 1,Mediator complex subunit 31 |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 33 |
| Total formula weight | 1466036.4 | |
| All* | Total formula weight | 1466036.4 |
