| 1 | 5J7L|1|AA (rep) | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli | Bacteria | RF00177 | Structure of the 70S E coli ribosome with the U1052G mutation in the 16S rRNA bound to tetracycline | X-ray diffraction | 3 | 1534 | 2016-07-27 |
| 2 | 4YBB|1|AA | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli | Bacteria | RF00177 | High-resolution structure of the Escherichia coli ribosome | X-ray diffraction | 2.1 | 1534 | 2015-03-18 |
| 3 | 4WOI|1|DA | Small subunit ribosomal RNA | 16S ribosomal RNA, Messenger RNA | Escherichia coli | Bacteria | RF00177 | 4,5-linked aminoglycoside antibiotics regulate the bacterial ribosome by targeting dynamic conformational processes within intersubunit bridge B2 | X-ray diffraction | 3 | 1539 | 2015-08-05 |
| 4 | 4WOI|1|AA | Small subunit ribosomal RNA | 16S ribosomal RNA, Messenger RNA | Escherichia coli | Bacteria | RF00177 | 4,5-linked aminoglycoside antibiotics regulate the bacterial ribosome by targeting dynamic conformational processes within intersubunit bridge B2 | X-ray diffraction | 3 | 1538 | 2015-08-05 |
| 5 | 4V9P|1|FA | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli | Bacteria | RF00177 | Control of ribosomal subunit rotation by elongation factor G | X-ray diffraction | 2.9 | 1533 | 2014-07-09 |
| 6 | 4V9O|1|BA | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli | Bacteria | RF00177 | Control of ribosomal subunit rotation by elongation factor G | X-ray diffraction | 2.9 | 1533 | 2014-07-09 |
| 7 | 5J7L|1|BA | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli | Bacteria | RF00177 | Structure of the 70S E coli ribosome with the U1052G mutation in the 16S rRNA bound to tetracycline | X-ray diffraction | 3 | 1533 | 2016-07-27 |
| 8 | 4V9P|1|HA | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli | Bacteria | RF00177 | Control of ribosomal subunit rotation by elongation factor G | X-ray diffraction | 2.9 | 1533 | 2014-07-09 |
| 9 | 4V9P|1|DA | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli | Bacteria | RF00177 | Control of ribosomal subunit rotation by elongation factor G | X-ray diffraction | 2.9 | 1533 | 2014-07-09 |
| 10 | 4V9P|1|BA | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli | Bacteria | RF00177 | Control of ribosomal subunit rotation by elongation factor G | X-ray diffraction | 2.9 | 1533 | 2014-07-09 |
| 11 | 4V9O|1|FA | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli | Bacteria | RF00177 | Control of ribosomal subunit rotation by elongation factor G | X-ray diffraction | 2.9 | 1533 | 2014-07-09 |
| 12 | 5J91|1|AA | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli | Bacteria | RF00177 | Structure of the Wild-type 70S E coli ribosome bound to Tigecycline | X-ray diffraction | 2.96 | 1534 | 2016-07-06 |
| 13 | 6I7V|1|AA | Small subunit ribosomal RNA | 16S ribosmal RNA | Escherichia coli | Bacteria | RF00177 | Ribosomal protein paralogs bL31 and bL36 | X-ray diffraction | 2.9 | 1533 | 2018-12-05 |
| 14 | 4V9O|1|DA | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli | Bacteria | RF00177 | Control of ribosomal subunit rotation by elongation factor G | X-ray diffraction | 2.9 | 1533 | 2014-07-09 |
| 15 | 4U27|1|AA | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli | Bacteria | RF00177 | Crystal structure of the E. coli ribosome bound to flopristin and linopristin. | X-ray diffraction | 2.8 | 1538 | 2014-07-30 |
| 16 | 4YBB|1|BA | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli | Bacteria | RF00177 | High-resolution structure of the Escherichia coli ribosome | X-ray diffraction | 2.1 | 1533 | 2015-03-18 |
| 17 | 4U1U|1|AA | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli | Bacteria | RF00177 | Crystal structure of the E. coli ribosome bound to quinupristin. | X-ray diffraction | 2.95 | 1538 | 2014-07-30 |
| 18 | 4U26|1|AA | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli | Bacteria | RF00177 | Crystal structure of the E. coli ribosome bound to dalfopristin and quinupristin. | X-ray diffraction | 2.8 | 1538 | 2014-07-30 |
| 19 | 4V9D|1|AA | Small subunit ribosomal RNA | 16S rRNA, messenger RNA | Escherichia coli | Bacteria | RF00177 | Structures of the bacterial ribosome in classical and hybrid states of tRNA binding | X-ray diffraction | 3 | 1538 | 2014-07-09 |
| 20 | 6I7V|1|BA | Small subunit ribosomal RNA | 16S ribosomal RNA | Escherichia coli | Bacteria | RF00177 | Ribosomal protein paralogs bL31 and bL36 | X-ray diffraction | 2.9 | 1533 | 2018-12-05 |
| 21 | 4U24|1|AA | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli | Bacteria | RF00177 | Crystal structure of the E. coli ribosome bound to dalfopristin. | X-ray diffraction | 2.9 | 1538 | 2014-07-30 |
| 22 | 4U25|1|AA | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli | Bacteria | RF00177 | Crystal structure of the E. coli ribosome bound to virginiamycin M1. | X-ray diffraction | 2.9 | 1538 | 2014-07-30 |
| 23 | 4V9D|1|BA | Small subunit ribosomal RNA | 16S rRNA, messenger RNA | Escherichia coli | Bacteria | RF00177 | Structures of the bacterial ribosome in classical and hybrid states of tRNA binding | X-ray diffraction | 3 | 1539 | 2014-07-09 |
| 24 | 4U27|1|CA | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli | Bacteria | RF00177 | Crystal structure of the E. coli ribosome bound to flopristin and linopristin. | X-ray diffraction | 2.8 | 1539 | 2014-07-30 |
| 25 | 4V9O|1|HA | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli | Bacteria | RF00177 | Control of ribosomal subunit rotation by elongation factor G | X-ray diffraction | 2.9 | 1533 | 2014-07-09 |
| 26 | 4U20|1|AA | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli | Bacteria | RF00177 | Crystal structure of the E. coli ribosome bound to flopristin. | X-ray diffraction | 2.9 | 1538 | 2014-07-30 |
| 27 | 4U1U|1|CA | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli | Bacteria | RF00177 | Crystal structure of the E. coli ribosome bound to quinupristin. | X-ray diffraction | 2.95 | 1539 | 2014-07-30 |
| 28 | 4U1V|1|AA | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli | Bacteria | RF00177 | Crystal structure of the E. coli ribosome bound to linopristin. | X-ray diffraction | 3 | 1538 | 2014-07-30 |
| 29 | 4U25|1|CA | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli | Bacteria | RF00177 | Crystal structure of the E. coli ribosome bound to virginiamycin M1. | X-ray diffraction | 2.9 | 1539 | 2014-07-30 |
| 30 | 4U26|1|CA | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli | Bacteria | RF00177 | Crystal structure of the E. coli ribosome bound to dalfopristin and quinupristin. | X-ray diffraction | 2.8 | 1539 | 2014-07-30 |
| 31 | 5J91|1|BA | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli | Bacteria | RF00177 | Structure of the Wild-type 70S E coli ribosome bound to Tigecycline | X-ray diffraction | 2.96 | 1533 | 2016-07-06 |
| 32 | 4U24|1|CA | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli | Bacteria | RF00177 | Crystal structure of the E. coli ribosome bound to dalfopristin. | X-ray diffraction | 2.9 | 1539 | 2014-07-30 |
| 33 | 4U1V|1|CA | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli | Bacteria | RF00177 | Crystal structure of the E. coli ribosome bound to linopristin. | X-ray diffraction | 3 | 1539 | 2014-07-30 |
| 34 | 4U20|1|CA | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli | Bacteria | RF00177 | Crystal structure of the E. coli ribosome bound to flopristin. | X-ray diffraction | 2.9 | 1539 | 2014-07-30 |
| 35 | 5J5B|1|AA | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli | Bacteria | RF00177 | Structure of the WT E coli ribosome bound to tetracycline | X-ray diffraction | 2.8 | 1534 | 2016-07-27 |
| 36 | 5J5B|1|BA | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli | Bacteria | RF00177 | Structure of the WT E coli ribosome bound to tetracycline | X-ray diffraction | 2.8 | 1533 | 2016-07-27 |
| 37 | 7K00|1|A | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli | Bacteria | RF00177 | Structure of the Bacterial Ribosome at 2 Angstrom Resolution | Electron microscopy | 1.98 | 1519 | 2020-09-23 |
| 38 | 7N1P|1|16 | Small subunit ribosomal RNA | 16S rRNA, mRNA | Escherichia coli K-12 | Bacteria | RF00177 | Elongating 70S ribosome complex in a classical pre-translocation (PRE-C) conformation | Electron microscopy | 2.33 | 1542 | 2021-07-14 |
| 39 | 7O1A|1|AA | Small subunit ribosomal RNA | Ribosomal RNA 16S | Escherichia coli K-12 | Bacteria | RF00177 | Cryo-EM structure of an Escherichia coli TnaC(R23F)-ribosome complex stalled in response to L-tryptophan | Electron microscopy | 2.4 | 1534 | 2021-09-01 |
| 40 | 7N2U|1|16 | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli K-12 | Bacteria | RF00177 | Elongating 70S ribosome complex in a hybrid-H1 pre-translocation (PRE-H1) conformation | Electron microscopy | 2.53 | 1534 | 2021-07-14 |
| 41 | 7N2V|1|16 | Small subunit ribosomal RNA | 16S rRNA, mRNA | Escherichia coli K-12 | Bacteria | RF00177 | Elongating 70S ribosome complex in a spectinomycin-stalled intermediate state of translocation bound to EF-G in an active, GTP conformation (INT1) | Electron microscopy | 2.54 | 1534 | 2021-07-14 |
| 42 | 6YSS|1|a | Small subunit ribosomal RNA | 16S ribosomal RNA | Escherichia coli | Bacteria | RF00177 | Structure of the P+9 ArfB-ribosome complex in the post-hydrolysis state | Electron microscopy | 2.6 | 1540 | 2020-08-19 |
| 43 | 6XZB|1|A1 | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli K-12 | Bacteria | RF00177 | E. coli 70S ribosome in complex with dirithromycin, fMet-Phe-tRNA(Phe) and deacylated tRNA(iMet) (focused classification). | Electron microscopy | 2.54 | 1523 | 2020-11-04 |
| 44 | 7N30|1|16 | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli K-12 | Bacteria | RF00177 | Elongating 70S ribosome complex in a hybrid-H2* pre-translocation (PRE-H2*) conformation | Electron microscopy | 2.66 | 1526 | 2021-07-14 |
| 45 | 7N31|1|16 | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli K-12 | Bacteria | RF00177 | Elongating 70S ribosome complex in a post-translocation (POST) conformation | Electron microscopy | 2.69 | 1533 | 2021-07-14 |
| 46 | 6TC3|1|16S1 | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli | Bacteria | RF00177 | Cryo-EM structure of an Escherichia coli ribosome-SpeFL complex stalled in response to L-ornithine (Replicate 1) | Electron microscopy | 2.7 | 1534 | 2020-01-01 |
| 47 | 6TBV|1|16S1 | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli | Bacteria | RF00177 | Cryo-EM structure of an Escherichia coli ribosome-SpeFL complex stalled in response to L-ornithine (Replicate 2) | Electron microscopy | 2.7 | 1534 | 2020-01-01 |
| 48 | 7N2C|1|16 | Small subunit ribosomal RNA | 16S rRNA, Chains: mR | Escherichia coli K-12 | Bacteria | RF00177 | Elongating 70S ribosome complex in a fusidic acid-stalled intermediate state of translocation bound to EF-G(GDP) (INT2) | Electron microscopy | 2.72 | 1534 | 2021-07-14 |
| 49 | 6XZA|1|A1 | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli K-12 | Bacteria | RF00177 | E. coli 70S ribosome in complex with dirithromycin, and deacylated tRNA(iMet) (focused classification). | Electron microscopy | 2.66 | 1523 | 2020-11-04 |
| 50 | 6Y69|1|a | Small subunit ribosomal RNA | 16S ribosomal RNA | Escherichia coli | Bacteria | RF00177 | Cryo-EM structure of an Escherichia coli 70S ribosome in complex with antibiotic TetracenomycinX | Electron microscopy | 2.86 | 1539 | 2020-07-01 |
| 51 | 7O1C|1|AA | Small subunit ribosomal RNA | Ribosomal RNA 16S | Escherichia coli K-12 | Bacteria | RF00177 | Cryo-EM structure of an Escherichia coli TnaC(R23F)-ribosome-RF2 complex stalled in response to L-tryptophan | Electron microscopy | 2.6 | 1534 | 2021-09-01 |
| 52 | 7NSO|1|a | Small subunit ribosomal RNA | 16S rRNA (1540-MER) | Escherichia coli | Bacteria | RF00177 | Structure of ErmDL-Erythromycin-stalled 70S E. coli ribosomal complex with P-tRNA | Electron microscopy | 2.9 | 1540 | 2021-07-14 |
| 53 | 5AFI|1|a | Small subunit ribosomal RNA | 16S ribosomal RNA | Escherichia coli | Bacteria | RF00177 | 2.9A Structure of E. coli ribosome-EF-TU complex by cs-corrected cryo-EM | Electron microscopy | 2.9 | 1539 | 2015-03-11 |
| 54 | 7B5K|1|a | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli K-12 | Bacteria | RF00177 | E. coli 70S containing suppressor tRNA in the A-site stabilized by a Negamycin analogue and P-site tRNA-nascent chain. | Electron microscopy | 2.9 | 1533 | 2021-05-26 |
| 55 | 5NWY|1|0 | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli | Bacteria | RF00177 | 2.9 A cryo-EM structure of VemP-stalled ribosome-nascent chain complex | Electron microscopy | 2.9 | 1539 | 2017-07-19 |
| 56 | 6WD0|1|3 | Small subunit ribosomal RNA | 16S ribosomal RNA, mRNA | Escherichia coli | Bacteria | RF00177 | Cryo-EM of elongating ribosome with EF-Tu*GTP elucidates tRNA proofreading (Cognate Structure I-A) | Electron microscopy | 3 | 1539 | 2020-07-01 |
| 57 | 6H4N|1|a | Small subunit ribosomal RNA | 16S ribosomal RNA | Escherichia coli | Bacteria | RF00177 | Structure of a hibernating 100S ribosome reveals an inactive conformation of the ribosomal protein S1 - 70S Hibernating E. coli Ribosome | Electron microscopy | 3 | 1534 | 2018-09-05 |
| 58 | 6WDE|1|3 | Small subunit ribosomal RNA | 16S ribosomal RNA, mRNA | Escherichia coli | Bacteria | RF00177 | Cryo-EM of elongating ribosome with EF-Tu*GTP elucidates tRNA proofreading (Cognate Structure V-B) | Electron microscopy | 3 | 1539 | 2020-07-01 |
| 59 | 6ORE|1|2 | Small subunit ribosomal RNA | 16S ribosomal RNA | Escherichia coli | Bacteria | RF00177 | Release complex 70S | Electron microscopy | 2.9 | 1534 | 2019-06-19 |
| 60 | 5WDT|1|a | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli | Bacteria | RF00177 | 70S ribosome-EF-Tu H84A complex with GppNHp | Electron microscopy | 3 | 1540 | 2018-04-25 |
| 61 | 5WFS|1|a | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli | Bacteria | RF00177 | 70S ribosome-EF-Tu H84A complex with GTP and near-cognate tRNA (Complex C4) | Electron microscopy | 3 | 1540 | 2018-05-02 |
| 62 | 7O19|1|AA | Small subunit ribosomal RNA | Ribosomal RNA 16S | Escherichia coli K-12 | Bacteria | RF00177 | Cryo-EM structure of an Escherichia coli TnaC-ribosome complex stalled in response to L-tryptophan | Electron microscopy | 2.9 | 1534 | 2021-09-01 |
| 63 | 5MDV|1|2 | Small subunit ribosomal RNA | 16S ribosomal RNA | Escherichia coli | Bacteria | RF00177 | Structure of ArfA and RF2 bound to the 70S ribosome (accommodated state) | Electron microscopy | 2.97 | 1534 | 2016-12-14 |
| 64 | 6ZTP|1|AA | Small subunit ribosomal RNA | 16S ribosomal RNA | Escherichia coli | Bacteria | RF00177 | E. coli 70S-RNAP expressome complex in uncoupled state 6 | Electron microscopy | 3 | 1533 | 2020-09-16 |
| 65 | 6ZU1|1|AA | Small subunit ribosomal RNA | 16S ribosomal RNA | Escherichia coli | Bacteria | RF00177 | E. coli 70S-RNAP expressome complex in uncoupled state 2 | Electron microscopy | 3 | 1533 | 2020-09-16 |
| 66 | 6ZTO|1|AA | Small subunit ribosomal RNA | 16S ribosomal RNA | Escherichia coli | Bacteria | RF00177 | E. coli 70S-RNAP expressome complex in uncoupled state 1 | Electron microscopy | 3 | 1533 | 2020-09-23 |
| 67 | 7OE0|1|A | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli BW25113 | Bacteria | RF00177 | E. coli pre-30S delta rbfA ribosomal subunit class F | Electron microscopy | 2.69 | 1510 | 2021-07-14 |
| 68 | 5IQR|1|2 | Small subunit ribosomal RNA | SSU rRNA | Escherichia coli | Bacteria | RF00177 | Structure of RelA bound to the 70S ribosome | Electron microscopy | 3 | 1533 | 2016-05-04 |
| 69 | 7BOG|1|A | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli K-12 | Bacteria | RF00177 | Bacterial 30S ribosomal subunit assembly complex state E (body domain) | Electron microscopy | 2.75 | 1071 | 2021-07-07 |
| 70 | 7BOD|1|A | Small subunit ribosomal RNA | 16S rRNA (body domain of 30S subunit) | Escherichia coli K-12 | Bacteria | RF00177 | Bacterial 30S ribosomal subunit assembly complex state M (body domain) | Electron microscopy | 2.88 | 1078 | 2021-07-07 |
| 71 | 7BOF|1|A | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli K-12 | Bacteria | RF00177 | Bacterial 30S ribosomal subunit assembly complex state I (body domain) | Electron microscopy | 2.92 | 1070 | 2021-07-07 |
| 72 | 7BOI|1|A | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli K-12 | Bacteria | RF00177 | Bacterial 30S ribosomal subunit assembly complex state F (multibody refinement for body domain of 30S ribosome) | Electron microscopy | 2.98 | 1078 | 2021-07-07 |
| 73 | 7OI0|1|A | Small subunit ribosomal RNA | 16S rRNA | Escherichia coli BW25113 | Bacteria | RF00177 | E.coli delta rbfA pre-30S ribosomal subunit class D | Electron microscopy | 2.76 | 963 | 2021-07-14 |
| 74 | 7AF8|1|1 | Small subunit ribosomal RNA | 16SrRNA (head domain of the 30S ribosome | Escherichia coli | Bacteria | RF00177 | Bacterial 30S ribosomal subunit assembly complex state E (head domain) | Electron microscopy | 2.75 | 456 | 2021-07-07 |
| 75 | 7AF3|1|1 | Small subunit ribosomal RNA | 16S rRNA (head) | Escherichia coli | Bacteria | RF00177 | Bacterial 30S ribosomal subunit assembly complex state M (head domain) | Electron microscopy | 2.82 | 456 | 2021-07-07 |
| 76 | 7AF5|1|1 | Small subunit ribosomal RNA | 16SrRNA (head domain of the 30S ribosome) | Escherichia coli | Bacteria | RF00177 | Bacterial 30S ribosomal subunit assembly complex state I (head domain) | Electron microscopy | 2.96 | 456 | 2021-07-07 |
| 77 | 7AFA|1|1 | Small subunit ribosomal RNA | 16SrRNA (head domain of the 30S ribosome) | Escherichia coli | Bacteria | RF00177 | Bacterial 30S ribosomal subunit assembly complex state F (head domain) | Electron microscopy | 2.95 | 456 | 2021-07-07 |