#IFEStandardized nameMoleculeOrganismSourceRfamTitleMethodRes. ÅDate
17YGA|1|N (rep)Group I catalytic intronRNA (5'-R(*UP*CP*GP*(SSU)P*AP*AP*CP*C)-3'), RNA (5'-R(*CP*CP*CP*UP*CP*U)-3'), RNA (393-MER)TetrahymenaEukaryaRF00028Cryo-EM structure of Tetrahymena ribozyme conformation 2 undergoing the second-step self-splicingElectron microscopy2.352023-03-29
27XD6|1|NGroup I catalytic intronThe Tet-S2 state with a pseudoknotted 4-way junction molecule of co-transcriptional folded wild-type Tetrahymena group I intron with 30nt 3'/5'-exon (5'-exon), The Tet-S2 state with a pseudoknotted 4-way junction molecule of co-transcriptional folded wild-type Tetrahymena group I intron with 30nt 3'/5'-exon (intron and 3'-exon)Tetrahymena thermophilaEukaryaRF00028The Tet-S2 state with a pseudoknotted 4-way junction of wild-type Tetrahymena group I intron with 30nt 3'/5'-exonElectron microscopy2.842023-04-05
37YGB|1|NGroup I catalytic intronRNA (5'-R(*UP*CP*G)-3'), RNA (5'-R(*CP*CP*CP*UP*CP*UP*UP*AP*AP*CP*C)-3'), RNA (393-MER)TetrahymenaEukaryaRF00028Cryo-EM structure of Tetrahymena ribozyme conformation 3 undergoing the second-step self-splicingElectron microscopy2.622023-03-29
48I7N|1|NThe Tet-S1 state molecule of co-transcriptional folded G264A mutated Tetrahymena group I intron with 6nt 3'/5'-exon and 2-aminopurine nucleosideTetrahymena thermophilaThe Tet-S1 state of G264A mutated Tetrahymena group I intron with 6nt 3'/5'-exon and 2-aminopurine nucleosideElectron microscopy2.982023-03-29
57YGC|1|NGroup I catalytic intronRNA (5'-R(*UP*CP*G)-3'), RNA (5'-R(*CP*CP*CP*UP*CP*UP*UP*AP*AP*CP*C)-3'), RNA (393-MER)TetrahymenaEukaryaRF00028Cryo-EM structure of Tetrahymena ribozyme conformation 4 undergoing the second-step self-splicingElectron microscopy2.652023-03-29
67XD5|1|NGroup I catalytic intronThe Tet-S2 state molecule of co-transcriptional folded wild-type Tetrahymena group I intron with 30nt 3'/5'-exon (5'-exon), The Tet-S2 state molecule of co-transcriptional folded wild-type Tetrahymena group I intron with 30nt 3'/5'-exon (intron and 3'-exon)Tetrahymena thermophilaEukaryaRF00028The Tet-S2 state of wild-type Tetrahymena group I intron with 30nt 3'/5'-exonElectron microscopy2.842023-04-05
77YG9|1|NGroup I catalytic intronRNA (5'-R(*UP*CP*GP*(SSU)P*AP*AP*C)-3'), RNA (5'-R(*CP*CP*CP*UP*CP*U)-3'), RNA (391-MER)TetrahymenaEukaryaRF00028Cryo-EM structure of Tetrahymena ribozyme conformation 1 undergoing the second-step self-splicingElectron microscopy2.682023-03-29
87XD7|1|NGroup I catalytic intronThe pre-Tet-C state molecule of co-transcriptional folded wild-type Tetrahymena group I intron with 30nt 3'/5'-exonTetrahymena thermophilaEukaryaRF00028The pre-Tet-C state of wild-type Tetrahymena group I intron with 30nt 3'/5'-exonElectron microscopy3.022023-03-29
97EZ2|1|NGroup I catalytic intronHolo L-16 ScaI Tetrahymena ribozyme S1, Holo L-16 ScaI Tetrahymena ribozyme S2, Holo L-16 ScaI Tetrahymena ribozymeTetrahymena thermophilaEukaryaRF00028Holo L-16 ScaI Tetrahymena ribozymeElectron microscopy3.052021-08-25
107XSN|1|NGroup I catalytic intronRNA (387-MER)Tetrahymena thermophilaEukaryaRF00028Native Tetrahymena ribozyme conformationElectron microscopy3.012022-08-03
117YG8|1|NGroup I catalytic intronRNA (5'-R(*UP*CP*G)-3'), RNA (5'-R(*CP*CP*CP*UP*C)-3'), RNA (387-MER)TetrahymenaEukaryaRF00028Cryo-EM structure of Tetrahymena ribozyme conformation 5 undergoing the second-step self-splicingElectron microscopy2.972023-03-29
127YCI|1|NGroup I catalytic intronRNA (5'-R(*CP*CP*CP*UP*CP*U)-3'), RNA (389-MER)TetrahymenaEukaryaRF00028Cryo-EM structure of Tetrahymena ribozyme conformation 4 undergoing the first-step self-splicingElectron microscopy2.982023-07-05
137EZ0|1|NGroup I catalytic intronApo L-21 ScaI Tetrahymena ribozymeTetrahymena thermophilaEukaryaRF00028Apo L-21 ScaI Tetrahymena ribozymeElectron microscopy3.142021-08-25
147YCH|1|NGroup I catalytic intronRNA (5'-R(*CP*CP*CP*UP*CP*UP*AP*AP*AP*CP*C)-3'), RNA (393-MER)TetrahymenaEukaryaRF00028Cryo-EM structure of Tetrahymena ribozyme conformation 3 undergoing the first-step self-splicingElectron microscopy3.092023-07-05
157R6L|1|AGroup I catalytic intronGroup I intron, 5 prime fragment, Group I intron, 3 prime fragment plus 3 prime exonTetrahymena thermophilaEukaryaRF000285 prime exon-free pre-2S intermediate of the Tetrahymena group I intron, symmetry-expanded monomer from a synthetic dimeric constructElectron microscopy2.852022-05-04
168HD7|1|NThe intermediate pre-Tet-S1 state molecule of co-transcriptional folded G264A mutant Tetrahymena group I intron with 6nt 3'/5'-exon and 2-aminopurine nucleosideTetrahymena thermophilaThe intermediate pre-Tet-S1 state of G264A mutated Tetrahymena group I intron with 6nt 3'/5'-exon and 2-aminopurine nucleosideElectron microscopy3.522023-03-29
177YCG|1|NGroup I catalytic intronRNA (5'-R(*CP*CP*CP*UP*CP*UP*AP*AP*AP*CP*C)-3'), RNA (393-MER)TetrahymenaEukaryaRF00028Cryo-EM structure of Tetrahymena ribozyme conformation 2 undergoing the first-step self-splicingElectron microscopy3.182023-07-05
188HD6|1|NThe relaxed pre-Tet-S1 state molecule of co-transcriptional folded G264A mutant Tetrahymena group I intron with 6nt 3'/5'-exon and 2-aminopurine nucleosideTetrahymena thermophilaThe relaxed pre-Tet-S1 state of G264A mutated Tetrahymena group I intron with 6nt 3'/5'-exon and 2-aminopurine nucleosideElectron microscopy3.732023-03-29
197YGD|1|NGroup I catalytic intronRNA (5'-R(*UP*CP*G)-3'), RNA (5'-R(*CP*C)-3'), RNA (384-MER)TetrahymenaEukaryaRF00028Cryo-EM structure of Tetrahymena ribozyme conformation 6 undergoing the second-step self-splicingElectron microscopy3.412023-03-29
207XD4|1|NGroup I catalytic intronCo-transcriptional folded wild-type Tetrahymena group I intron with 6nt 3'/5'-exonTetrahymena thermophilaEukaryaRF00028The intermediate pre-Tet-S1 state of wild-type Tetrahymena group I intron with 6nt 3'/5'-exonElectron microscopy3.892023-03-29
217XSK|1|NGroup I catalytic intronRNA (388-MER)Tetrahymena thermophilaEukaryaRF00028Misfolded Tetrahymena ribozyme conformation 1Electron microscopy3.532022-08-03
227R6M|1|AGroup I catalytic intronGroup I intron, Ligated exon mimic of the Group I intronTetrahymena thermophilaEukaryaRF00028Post-2S intermediate of the Tetrahymena group I intron, symmetry-expanded monomer from a synthetic dimeric constructElectron microscopy3.682022-05-04
237UVT|1|AGroup I catalytic intronRNA (386-MER)Tetrahymena thermophilaEukaryaRF00028Kinetically trapped misfolded state of the Tetrahymena ribozymeElectron microscopy3.92022-08-31
247XSL|1|NGroup I catalytic intronRNA (388-MER)Tetrahymena thermophilaEukaryaRF00028Misfolded Tetrahymena ribozyme conformation 2Electron microscopy3.842022-08-03

Release history

Release3.2903.2913.2923.2933.2943.2953.2963.2973.2983.2993.3003.3013.3023.3033.3043.3053.3063.3073.3083.3093.3103.3113.3123.3133.3143.3153.3163.3173.3183.3193.3203.3213.3223.3233.3243.3253.3263.3273.3283.3293.330
Date2023-07-052023-07-122023-07-192023-07-262023-08-022023-08-092023-08-162023-08-232023-08-302023-09-062023-09-132023-09-202023-09-272023-10-042023-10-112023-10-182023-10-252023-11-012023-11-082023-11-152023-11-242023-11-292023-12-062023-12-132023-12-202023-12-272024-01-032024-01-102024-01-172024-01-242024-01-312024-02-072024-02-142024-02-212024-02-282024-03-062024-03-132024-03-202024-03-272024-04-032024-04-10

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Heat map of mutual geometric discrepancy, in Angstroms per nucleotide. Instances are ordered to put similar structures near each other. The colorbar ranges from 0 to the maximum observed discrepancy, up to 0.5

#S - ordering by similarity (same as in the heat map).
#SPDBTitleMethodResolutionLength
17UVT|1|AKinetically trapped misfolded state of the Tetrahymena ribozymeELECTRON MICROSCOPY3.9386
27XSK|1|NMisfolded Tetrahymena ribozyme conformation 1ELECTRON MICROSCOPY3.53388
37XSL|1|NMisfolded Tetrahymena ribozyme conformation 2ELECTRON MICROSCOPY3.84388
48HD6|1|NThe relaxed pre-Tet-S1 state of G264A mutated Tetrahymena group I intron with 6nt 3'/5'-exon and 2-aminopurine nucleosideELECTRON MICROSCOPY3.73419
57XD7|1|NThe pre-Tet-C state of wild-type Tetrahymena group I intron with 30nt 3'/5'-exonELECTRON MICROSCOPY3.02405
67EZ0|1|NApo L-21 ScaI Tetrahymena ribozymeELECTRON MICROSCOPY3.14387
77XSN|1|NNative Tetrahymena ribozyme conformationELECTRON MICROSCOPY3.01387
87YCG|1|NCryo-EM structure of Tetrahymena ribozyme conformation 2 undergoing the first-step self-splicingELECTRON MICROSCOPY3.18393
97YGC|1|NCryo-EM structure of Tetrahymena ribozyme conformation 4 undergoing the second-step self-splicingELECTRON MICROSCOPY2.65393
107YG8|1|NCryo-EM structure of Tetrahymena ribozyme conformation 5 undergoing the second-step self-splicingELECTRON MICROSCOPY2.97387
117YGD|1|NCryo-EM structure of Tetrahymena ribozyme conformation 6 undergoing the second-step self-splicingELECTRON MICROSCOPY3.41384
127XD4|1|NThe intermediate pre-Tet-S1 state of wild-type Tetrahymena group I intron with 6nt 3'/5'-exonELECTRON MICROSCOPY3.89423
138HD7|1|NThe intermediate pre-Tet-S1 state of G264A mutated Tetrahymena group I intron with 6nt 3'/5'-exon and 2-aminopurine nucleosideELECTRON MICROSCOPY3.52419
147XD5|1|NThe Tet-S2 state of wild-type Tetrahymena group I intron with 30nt 3'/5'-exonELECTRON MICROSCOPY2.84400
158I7N|1|NThe Tet-S1 state of G264A mutated Tetrahymena group I intron with 6nt 3'/5'-exon and 2-aminopurine nucleosideELECTRON MICROSCOPY2.98418
167EZ2|1|NHolo L-16 ScaI Tetrahymena ribozymeELECTRON MICROSCOPY3.05392
177XD6|1|NThe Tet-S2 state with a pseudoknotted 4-way junction of wild-type Tetrahymena group I intron with 30nt 3'/5'-exonELECTRON MICROSCOPY2.84434
187YG9|1|NCryo-EM structure of Tetrahymena ribozyme conformation 1 undergoing the second-step self-splicingELECTRON MICROSCOPY2.68391
197YGA|1|NCryo-EM structure of Tetrahymena ribozyme conformation 2 undergoing the second-step self-splicingELECTRON MICROSCOPY2.35393
207YCH|1|NCryo-EM structure of Tetrahymena ribozyme conformation 3 undergoing the first-step self-splicingELECTRON MICROSCOPY3.09393
217YCI|1|NCryo-EM structure of Tetrahymena ribozyme conformation 4 undergoing the first-step self-splicingELECTRON MICROSCOPY2.98389
227YGB|1|NCryo-EM structure of Tetrahymena ribozyme conformation 3 undergoing the second-step self-splicingELECTRON MICROSCOPY2.62393
237R6M|1|APost-2S intermediate of the Tetrahymena group I intron, symmetry-expanded monomer from a synthetic dimeric constructELECTRON MICROSCOPY3.68356
247R6L|1|A5 prime exon-free pre-2S intermediate of the Tetrahymena group I intron, symmetry-expanded monomer from a synthetic dimeric constructELECTRON MICROSCOPY2.85343
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