#IFEStandardized nameMoleculeOrganismSourceRfamTitleMethodRes. Å#NTsDate
19E5O|1|B (rep)RNA (76-MER)marine metagenomeenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-pyrene-cobalaminX-ray diffraction1.36762025-09-24
29E5O|1|ARNA (76-MER)marine metagenomeenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-pyrene-cobalaminX-ray diffraction1.36762025-09-24
39E5Q|1|ARNA (76-MER)marine metagenomeenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-N-phenylpropiolamide-cobalaminX-ray diffraction1.36762025-09-24
49E5Q|1|BRNA (76-MER)marine metagenomeenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-N-phenylpropiolamide-cobalaminX-ray diffraction1.36762025-09-24
59E5K|1|CRNA (76-MER)marine metagenomeenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-3-methylbenzene-cobalaminX-ray diffraction1.9762025-09-24
69E5K|1|ARNA (76-MER)marine metagenomeenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-3-methylbenzene-cobalaminX-ray diffraction1.9762025-09-24
79E5M|1|ARNA (76-MER)marine metagenomeenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-4,1'-biphenyl-cobalaminX-ray diffraction1.39762025-09-24
89E5K|1|BRNA (76-MER)marine metagenomeenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-3-methylbenzene-cobalaminX-ray diffraction1.9762025-09-24
99E5K|1|DRNA (76-MER)marine metagenomeenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-3-methylbenzene-cobalaminX-ray diffraction1.9762025-09-24
109E5L|1|ARNA (76-MER)marine metagenomeenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-benzothiophene-cobalaminX-ray diffraction1.43762025-09-24
119E5M|1|BRNA (76-MER)marine metagenomeenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-4,1'-biphenyl-cobalaminX-ray diffraction1.39762025-09-24
129E5L|1|BRNA (76-MER)marine metagenomeenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-benzothiophene-cobalaminX-ray diffraction1.43762025-09-24
139E5I|1|ARNA (76-MER)marine metagenomeenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-4-nitrobenzene-cobalaminX-ray diffraction1.42762025-09-24
149E5I|1|BRNA (76-MER)marine metagenomeenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-4-nitrobenzene-cobalaminX-ray diffraction1.42762025-09-24
159ELR|1|BRNA (76-MER)marine metagenomeenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-2-naphthalenepropiolate-cobalaminX-ray diffraction2.2762025-09-24
169ELR|1|ARNA (76-MER)marine metagenomeenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-2-naphthalenepropiolate-cobalaminX-ray diffraction2.2762025-09-24
1737CM|1|ARNA (76-MER)marine metagenomeenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-N-cyclopropylpropiolamide-cobalaminX-ray diffraction2.51762026-08-05
1837CM|1|BRNA (76-MER)marine metagenomeenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-N-cyclopropylpropiolamide-cobalaminX-ray diffraction2.51762026-08-05
199E5T|1|ARNA (76-MER)marine metagenomeenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-4-(4-phenyl-2,3,4-triazole)-guanidinium-cobalaminX-ray diffraction2.19762025-09-24
2037CR|1|ARNA (76-MER)marine metagenomeenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-N-CH2-cyclohexylpropiolamide-cobalaminX-ray diffraction2.58762026-09-16
219E5P|1|ARNA (76-MER)marine metagenomeenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-benzofuran-cobalaminX-ray diffraction2.36762025-09-24
229E5R|1|BRNA (76-MER)marine metagenomeenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-N-ethylpropiolamide-cobalaminX-ray diffraction2.34762025-09-24
239E5R|1|ARNA (76-MER)marine metagenomeenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-N-ethylpropiolamide-cobalaminX-ray diffraction2.34762025-09-24
2437CR|1|BRNA (76-MER)marine metagenomeenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-N-CH2-cyclohexylpropiolamide-cobalaminX-ray diffraction2.58762026-09-16
2537CP|1|ARNA (76-MER)marine metagenomeenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-N-CH2-cyclopropylpropiolamide-cobalaminX-ray diffraction2.78762026-08-26
269E5P|1|BRNA (76-MER)marine metagenomeenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-benzofuran-cobalaminX-ray diffraction2.36762025-09-24
279MFH|1|ARNA (76-MER)marine metagenomeenv2 cobalamin riboswitch aptamer domain in the apo stateX-ray diffraction2.7762025-09-24
2837CP|1|BRNA (76-MER)marine metagenomeenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-N-CH2-cyclopropylpropiolamide-cobalaminX-ray diffraction2.78762026-08-26
299E5T|1|BRNA (76-MER)marine metagenomeenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-4-(4-phenyl-2,3,4-triazole)-guanidinium-cobalaminX-ray diffraction2.19762025-09-24
309E5J|1|BRNA (76-MER)marine metagenomeenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-4-methoxybenzene-cobalaminX-ray diffraction2.35762025-09-24
3137CQ|1|ARNA (76-MER)marine metagenomeenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-N-CH2-cyclopentylpropiolamide-cobalaminX-ray diffraction2.62762026-09-09
329E5S|1|ARNA (76-MER)marine metagenomeenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-4-(4-phenyl-2,3,4-triazole)-propanamine-cobalaminX-ray diffraction2.55762025-09-24
3337CO|1|ARNA (76-MER)marine metagenomeenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-N-cyclohexylpropiolamide-cobalaminX-ray diffraction2.68762026-08-26
349E5J|1|ARNA (76-MER)marine metagenomeenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-4-methoxybenzene-cobalaminX-ray diffraction2.35762025-09-24
3537CQ|1|BRNA (76-MER)marine metagenomeenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-N-CH2-cyclopentylpropiolamide-cobalaminX-ray diffraction2.62762026-09-09
3637CO|1|BRNA (76-MER)marine metagenomeenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-N-cyclohexylpropiolamide-cobalaminX-ray diffraction2.68762026-08-26
379E5S|1|BRNA (76-MER)marine metagenomeenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-4-(4-phenyl-2,3,4-triazole)-propanamine-cobalaminX-ray diffraction2.55762025-09-24
389E5H|1|ARNA (76-MER)marine metagenomeenv2 cobalamin riboswitch aptamer domain in complex with cyanocobalaminX-ray diffraction2.8762025-09-24
399E5H|1|BRNA (76-MER)marine metagenomeenv2 cobalamin riboswitch aptamer domain in complex with cyanocobalaminX-ray diffraction2.8762025-09-24
4037CN|1|BRNA (76-MER)marine metagenomeenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-N-cyclopentylpropiolamide-cobalaminX-ray diffraction2.99762026-08-26
4137CN|1|ARNA (76-MER)marine metagenomeenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-N-cyclopentylpropiolamide-cobalaminX-ray diffraction2.99762026-08-26

Release history

Release4.57
Date2026-09-16

Parents

This classParent classesRelease idIntersectionAdded to this classOnly in parent

Children

This class Descendant classesRelease idIntersectionOnly in this classAdded to child

Instances are ordered to put similar structures near each other. Select one instance to see its 3D structure. Selecting two or more instances will show their superposition, but only chains with identical numbers of observed nucleotides will superpose well. Large structures are slow to display; this tool is not designed for that.

#SViewPDBTitleMethodResolution#NTs
137CN|1|Aenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-N-cyclopentylpropiolamide-cobalaminX-RAY DIFFRACTION2.9976
237CP|1|Aenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-N-CH2-cyclopropylpropiolamide-cobalaminX-RAY DIFFRACTION2.7876
337CO|1|Aenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-N-cyclohexylpropiolamide-cobalaminX-RAY DIFFRACTION2.6876
437CQ|1|Aenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-N-CH2-cyclopentylpropiolamide-cobalaminX-RAY DIFFRACTION2.6276
537CR|1|Aenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-N-CH2-cyclohexylpropiolamide-cobalaminX-RAY DIFFRACTION2.5876
637CM|1|Aenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-N-cyclopropylpropiolamide-cobalaminX-RAY DIFFRACTION2.5176
737CM|1|Benv2 cobalamin riboswitch aptamer domain in complex with ethynyl-N-cyclopropylpropiolamide-cobalaminX-RAY DIFFRACTION2.5176
837CP|1|Benv2 cobalamin riboswitch aptamer domain in complex with ethynyl-N-CH2-cyclopropylpropiolamide-cobalaminX-RAY DIFFRACTION2.7876
937CR|1|Benv2 cobalamin riboswitch aptamer domain in complex with ethynyl-N-CH2-cyclohexylpropiolamide-cobalaminX-RAY DIFFRACTION2.5876
1037CQ|1|Benv2 cobalamin riboswitch aptamer domain in complex with ethynyl-N-CH2-cyclopentylpropiolamide-cobalaminX-RAY DIFFRACTION2.6276
119E5L|1|Benv2 cobalamin riboswitch aptamer domain in complex with ethynyl-benzothiophene-cobalaminX-RAY DIFFRACTION1.4376
129E5T|1|Aenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-4-(4-phenyl-2,3,4-triazole)-guanidinium-cobalaminX-RAY DIFFRACTION2.1976
139E5J|1|Aenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-4-methoxybenzene-cobalaminX-RAY DIFFRACTION2.3576
149E5I|1|Aenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-4-nitrobenzene-cobalaminX-RAY DIFFRACTION1.4276
159ELR|1|Aenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-2-naphthalenepropiolate-cobalaminX-RAY DIFFRACTION2.276
169E5R|1|Aenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-N-ethylpropiolamide-cobalaminX-RAY DIFFRACTION2.3476
179E5P|1|Aenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-benzofuran-cobalaminX-RAY DIFFRACTION2.3676
189E5K|1|Aenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-3-methylbenzene-cobalaminX-RAY DIFFRACTION1.976
199E5K|1|Benv2 cobalamin riboswitch aptamer domain in complex with ethynyl-3-methylbenzene-cobalaminX-RAY DIFFRACTION1.976
209E5M|1|Aenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-4,1'-biphenyl-cobalaminX-RAY DIFFRACTION1.3976
219E5L|1|Aenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-benzothiophene-cobalaminX-RAY DIFFRACTION1.4376
229E5S|1|Aenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-4-(4-phenyl-2,3,4-triazole)-propanamine-cobalaminX-RAY DIFFRACTION2.5576
239E5Q|1|Aenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-N-phenylpropiolamide-cobalaminX-RAY DIFFRACTION1.3676
249E5O|1|Aenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-pyrene-cobalaminX-RAY DIFFRACTION1.3676
259ELR|1|Benv2 cobalamin riboswitch aptamer domain in complex with ethynyl-2-naphthalenepropiolate-cobalaminX-RAY DIFFRACTION2.276
269E5M|1|Benv2 cobalamin riboswitch aptamer domain in complex with ethynyl-4,1'-biphenyl-cobalaminX-RAY DIFFRACTION1.3976
279E5Q|1|Benv2 cobalamin riboswitch aptamer domain in complex with ethynyl-N-phenylpropiolamide-cobalaminX-RAY DIFFRACTION1.3676
289E5O|1|Benv2 cobalamin riboswitch aptamer domain in complex with ethynyl-pyrene-cobalaminX-RAY DIFFRACTION1.3676
299E5P|1|Benv2 cobalamin riboswitch aptamer domain in complex with ethynyl-benzofuran-cobalaminX-RAY DIFFRACTION2.3676
309E5R|1|Benv2 cobalamin riboswitch aptamer domain in complex with ethynyl-N-ethylpropiolamide-cobalaminX-RAY DIFFRACTION2.3476
319E5K|1|Denv2 cobalamin riboswitch aptamer domain in complex with ethynyl-3-methylbenzene-cobalaminX-RAY DIFFRACTION1.976
329E5K|1|Cenv2 cobalamin riboswitch aptamer domain in complex with ethynyl-3-methylbenzene-cobalaminX-RAY DIFFRACTION1.976
339E5T|1|Benv2 cobalamin riboswitch aptamer domain in complex with ethynyl-4-(4-phenyl-2,3,4-triazole)-guanidinium-cobalaminX-RAY DIFFRACTION2.1976
349E5I|1|Benv2 cobalamin riboswitch aptamer domain in complex with ethynyl-4-nitrobenzene-cobalaminX-RAY DIFFRACTION1.4276
3537CO|1|Benv2 cobalamin riboswitch aptamer domain in complex with ethynyl-N-cyclohexylpropiolamide-cobalaminX-RAY DIFFRACTION2.6876
3637CN|1|Benv2 cobalamin riboswitch aptamer domain in complex with ethynyl-N-cyclopentylpropiolamide-cobalaminX-RAY DIFFRACTION2.9976
379E5S|1|Benv2 cobalamin riboswitch aptamer domain in complex with ethynyl-4-(4-phenyl-2,3,4-triazole)-propanamine-cobalaminX-RAY DIFFRACTION2.5576
389E5J|1|Benv2 cobalamin riboswitch aptamer domain in complex with ethynyl-4-methoxybenzene-cobalaminX-RAY DIFFRACTION2.3576
399E5H|1|Aenv2 cobalamin riboswitch aptamer domain in complex with cyanocobalaminX-RAY DIFFRACTION2.876
409E5H|1|Benv2 cobalamin riboswitch aptamer domain in complex with cyanocobalaminX-RAY DIFFRACTION2.876
419MFH|1|Aenv2 cobalamin riboswitch aptamer domain in the apo stateX-RAY DIFFRACTION2.776

Heat map of mutual geometric discrepancy, in Angstroms per nucleotide. The ordering in the heat map is the same as in the table. The colorbar ranges from 0 to the maximum observed discrepancy. Click above the diagonal to select a range of structures, below the diagonal to select two structures.


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