1KGK
 
 | | Direct Observation of a Cytosine Analog that Forms Five Hydrogen Bonds to Guanosine; Guanyl G-Clamp | | Descriptor: | 5'-D(*GP*(GCK)P*GP*TP*AP*TP*AP*CP*GP*C)-3', METHOXY-ETHOXYL, SPERMINE (FULLY PROTONATED FORM) | | Authors: | Wilds, C.J, Maier, M.A, Tereshko, V, Manoharan, M, Egli, M. | | Deposit date: | 2001-11-27 | | Release date: | 2001-12-21 | | Last modified: | 2024-02-14 | | Method: | X-RAY DIFFRACTION (1 Å) | | Cite: | Direct Observation of a Cytosine Analogue that Forms Five Hydrogen Bonds to Guanosine: Guanidino G-Clamp
Angew.Chem.Int.Ed.Engl., 41, 2002
|
|
1XUX
 | | Structural rationalization of a large difference in RNA affinity despite a small difference in chemistry between two 2'-O-modified nucleic acid analogs | | Descriptor: | DNA (5'-D(*GP*CP*GP*TP*AP*(NMS)P*AP*CP*GP*C)-3') | | Authors: | Pattanayek, R, Sethaphong, L, Pan, C, Prhavc, M, Prakash, T.P, Manoharan, M, Egli, M. | | Deposit date: | 2004-10-26 | | Release date: | 2004-12-14 | | Last modified: | 2023-08-23 | | Method: | X-RAY DIFFRACTION (1.3 Å) | | Cite: | Structural rationalization of a large difference in RNA affinity despite a small difference in chemistry between two 2'-O-modified nucleic acid analogues.
J.Am.Chem.Soc., 126, 2004
|
|
1XUW
 | | Structural rationalization of a large difference in RNA affinity despite a small difference in chemistry between two 2'-O-modified nucleic acid analogs | | Descriptor: | DNA (5'-D(*GP*CP*GP*TP*AP*(NMT)P*AP*CP*GP*C)-3') | | Authors: | Pattanayek, R, Sethaphong, L, Pan, C, Prhavc, M, Prakash, T.P, Manoharan, M, Egli, M. | | Deposit date: | 2004-10-26 | | Release date: | 2004-12-14 | | Last modified: | 2023-08-23 | | Method: | X-RAY DIFFRACTION (1.25 Å) | | Cite: | Structural rationalization of a large difference in RNA affinity despite a small difference in chemistry between two 2'-O-modified nucleic acid analogues.
J.Am.Chem.Soc., 126, 2004
|
|
1Y9S
 | | Crystal structure of the A-DNA GCGTAT*CGC with a 2'-O-propargyl Thymidine (T*) | | Descriptor: | 5'-D(*GP*CP*GP*TP*AP*(2GT)P*AP*CP*GP*C)-3') | | Authors: | Egli, M, Minasov, G, Tereshko, V, Pallan, P.S, Teplova, M, Inamati, G.B, Lesnik, E.A, Owens, S.R, Ross, B.S, Prakash, T.P, Manoharan, M. | | Deposit date: | 2004-12-16 | | Release date: | 2005-06-28 | | Last modified: | 2023-08-23 | | Method: | X-RAY DIFFRACTION (1.55 Å) | | Cite: | Probing the Influence of Stereoelectronic Effects on the Biophysical Properties of Oligonucleotides: Comprehensive Analysis of the RNA Affinity, Nuclease Resistance, and Crystal Structure of Ten 2'-O-Ribonucleic Acid Modifications.
Biochemistry, 44, 2005
|
|
1YBC
 | | Crystal structure of the A-DNA GCGTAT*CGC with a 2'-O-[2-(benzyloxy)ethyl] Thymidine (T*) | | Descriptor: | 5'-D(*GP*CP*GP*TP*AP*(BOE)P*AP*CP*GP*C)-3'), STRONTIUM ION | | Authors: | Egli, M, Minasov, G, Tereshko, V, Pallan, P.S, Teplova, M, Inamati, G.B, Lesnik, E.A, Owens, S.R, Ross, B.S, Prakash, T.P, Manoharan, M. | | Deposit date: | 2004-12-20 | | Release date: | 2005-06-28 | | Last modified: | 2023-08-23 | | Method: | X-RAY DIFFRACTION (1.8 Å) | | Cite: | Probing the Influence of Stereoelectronic Effects on the Biophysical Properties of Oligonucleotides: Comprehensive Analysis of the RNA Affinity, Nuclease Resistance, and Crystal Structure of Ten 2'-O-Ribonucleic Acid Modifications.
Biochemistry, 44, 2005
|
|
1Y84
 | | Crystal structure of the A-DNA GCGTAT*CGC with a 2'-O-[2-(imidazolyl)ethyl] Thymidine (T*) | | Descriptor: | 5'-D(*GP*CP*GP*TP*AP*(EIT)P*AP*CP*GP*C)-3', MAGNESIUM ION, SPERMINE | | Authors: | Egli, M, Minasov, G, Tereshko, V, Pallan, P.S, Teplova, M, Inamati, G.B, Lesnik, E.A, Owens, S.R, Ross, B.S, Prakash, T.P, Manoharan, M. | | Deposit date: | 2004-12-10 | | Release date: | 2005-06-28 | | Last modified: | 2023-08-23 | | Method: | X-RAY DIFFRACTION (1.6 Å) | | Cite: | Probing the Influence of Stereoelectronic Effects on the Biophysical Properties of Oligonucleotides: Comprehensive Analysis of the RNA Affinity, Nuclease Resistance, and Crystal Structure of Ten 2'-O-Ribonucleic Acid Modifications.
Biochemistry, 44, 2005
|
|
1Y8L
 | | Crystal structure of the A-DNA GCGTAT*CGC with a 2'-O-[2-(trifluoro)ethyl] Thymidine (T*) | | Descriptor: | 5'-D(*GP*CP*GP*TP*AP*(TFE)P*AP*CP*GP*C)-3'), MAGNESIUM ION, SPERMINE | | Authors: | Egli, M, Minasov, G, Tereshko, V, Pallan, P.S, Teplova, M, Inamati, G.B, Lesnik, E.A, Owens, S.R, Ross, B.S, Prakash, T.P, Manoharan, M. | | Deposit date: | 2004-12-13 | | Release date: | 2005-06-28 | | Last modified: | 2023-08-23 | | Method: | X-RAY DIFFRACTION (1.5 Å) | | Cite: | Probing the Influence of Stereoelectronic Effects on the Biophysical Properties of Oligonucleotides: Comprehensive Analysis of the RNA Affinity, Nuclease Resistance, and Crystal Structure of Ten 2'-O-Ribonucleic Acid Modifications.
Biochemistry, 44, 2005
|
|
1Y7F
 | | Crystal structure of the A-DNA GCGTAT*CGC with a 2'-O-[2-[hydroxy(methyleneamino)oxy]ethyl] Thymidine (T*) | | Descriptor: | 5'-D(*GP*CP*GP*TP*AP*(2NT)P*AP*CP*GP*C)-3'), BARIUM ION | | Authors: | Egli, M, Minasov, G, Tereshko, V, Pallan, P.S, Teplova, M, Inamati, G.B, Lesnik, E.A, Owens, S.R, Ross, B.S, Prakash, T.P, Manoharan, M. | | Deposit date: | 2004-12-08 | | Release date: | 2005-06-28 | | Last modified: | 2023-08-23 | | Method: | X-RAY DIFFRACTION (1.6 Å) | | Cite: | Probing the Influence of Stereoelectronic Effects on the Biophysical Properties of Oligonucleotides: Comprehensive Analysis of the RNA Affinity, Nuclease Resistance, and Crystal Structure of Ten 2'-O-Ribonucleic Acid Modifications.
Biochemistry, 44, 2005
|
|
1Y8V
 | | Crystal structure of the A-DNA GCGTAT*CGC with a 2'-O-propyl Thymidine (T*) | | Descriptor: | 5'-D(*GP*CP*GP*TP*AP*(P2T)P*AP*CP*GP*C)-3' | | Authors: | Egli, M, Minasov, G, Tereshko, V, Pallan, P.S, Teplova, M, Inamati, G.B, Lesnik, E.A, Owens, S.R, Ross, B.S, Prakash, T.P, Manoharan, M. | | Deposit date: | 2004-12-13 | | Release date: | 2005-06-28 | | Last modified: | 2023-08-23 | | Method: | X-RAY DIFFRACTION (1.5 Å) | | Cite: | Probing the Influence of Stereoelectronic Effects on the Biophysical Properties of Oligonucleotides: Comprehensive Analysis of the RNA Affinity, Nuclease Resistance, and Crystal Structure of Ten 2'-O-Ribonucleic Acid Modifications.
Biochemistry, 44, 2005
|
|
1YB9
 | | Crystal structure of the A-DNA GCGTAT*CGC with a 2'-O-[2-(N,N-dimethylaminooxy)ethyl] Thymidine (T*) | | Descriptor: | 5'-D(*GP*CP*GP*TP*AP*(2OT)P*AP*CP*GP*C)-3'), SPERMINE | | Authors: | Egli, M, Minasov, G, Tereshko, V, Pallan, P.S, Teplova, M, Inamati, G.B, Lesnik, E.A, Owens, S.R, Ross, B.S, Prakash, T.P, Manoharan, M. | | Deposit date: | 2004-12-20 | | Release date: | 2005-06-28 | | Last modified: | 2023-08-23 | | Method: | X-RAY DIFFRACTION (1.65 Å) | | Cite: | Probing the Influence of Stereoelectronic Effects on the Biophysical Properties of Oligonucleotides: Comprehensive Analysis of the RNA Affinity, Nuclease Resistance, and Crystal Structure of Ten 2'-O-Ribonucleic Acid Modifications.
Biochemistry, 44, 2005
|
|
1Y86
 | | Crystal structure of the A-DNA GCGTAT*CGC with a 2'-O-[2-(fluoro)ethyl] Thymidine (T*) | | Descriptor: | 5'-D(*GP*CP*GP*TP*AP*(125)P*AP*CP*GP*C)-3' | | Authors: | Egli, M, Minasov, G, Tereshko, V, Pallan, P.S, Teplova, M, Inamati, G.B, Lesnik, E.A, Owens, S.R, Ross, B.S, Prakash, T.P, Manoharan, M. | | Deposit date: | 2004-12-10 | | Release date: | 2005-06-28 | | Last modified: | 2023-08-23 | | Method: | X-RAY DIFFRACTION (1.7 Å) | | Cite: | Probing the Influence of Stereoelectronic Effects on the Biophysical Properties of Oligonucleotides: Comprehensive Analysis of the RNA Affinity, Nuclease Resistance, and Crystal Structure of Ten 2'-O-Ribonucleic Acid Modifications.
Biochemistry, 44, 2005
|
|
1Y9F
 | | Crystal structure of the A-DNA GCGTAT*CGC with a 2'-O-allyl Thymidine (T*) | | Descriptor: | 5'-D(*GP*CP*GP*TP*AP*(2AT)P*AP*CP*GP*C)-3') | | Authors: | Egli, M, Minasov, G, Tereshko, V, Pallan, P.S, Teplova, M, Inamati, G.B, Lesnik, E.A, Owens, S.R, Ross, B.S, Prakash, T.P, Manoharan, M. | | Deposit date: | 2004-12-15 | | Release date: | 2005-06-28 | | Last modified: | 2023-08-23 | | Method: | X-RAY DIFFRACTION (1.6 Å) | | Cite: | Probing the Influence of Stereoelectronic Effects on the Biophysical Properties of Oligonucleotides: Comprehensive Analysis of the RNA Affinity, Nuclease Resistance, and Crystal Structure of Ten 2'-O-Ribonucleic Acid Modifications.
Biochemistry, 44, 2005
|
|
8SKQ
 | |
5DER
 | | RNA oligonucleotide containing (R)-C5'-ME-2'F U | | Descriptor: | RNA oligonucleotide containing (R)-C5'-Me-2'-FU | | Authors: | Harp, J.M, Egli, M. | | Deposit date: | 2015-08-25 | | Release date: | 2016-06-29 | | Last modified: | 2024-03-06 | | Method: | X-RAY DIFFRACTION (1.8 Å) | | Cite: | Structural Basis of Duplex Thermodynamic Stability and Enhanced Nuclease Resistance of 5'-C-Methyl Pyrimidine-Modified Oligonucleotides.
J.Org.Chem., 81, 2016
|
|
5D8T
 | | RNA octamer containing (S)-5' methyl, 2'-F U. | | Descriptor: | COBALT HEXAMMINE(III), RNA oligonucleotide containing (S)-C5'-Me-2'-FU | | Authors: | Harp, J.M, Egli, M. | | Deposit date: | 2015-08-17 | | Release date: | 2016-06-29 | | Last modified: | 2024-03-06 | | Method: | X-RAY DIFFRACTION (1.2 Å) | | Cite: | Structural Basis of Duplex Thermodynamic Stability and Enhanced Nuclease Resistance of 5'-C-Methyl Pyrimidine-Modified Oligonucleotides.
J.Org.Chem., 81, 2016
|
|
5DEK
 | | RNA octamer containing dT | | Descriptor: | COBALT HEXAMMINE(III), RNA oligonucleotide containing dT | | Authors: | Harp, J.M, Egli, M. | | Deposit date: | 2015-08-25 | | Release date: | 2016-07-20 | | Last modified: | 2024-03-06 | | Method: | X-RAY DIFFRACTION (1.993 Å) | | Cite: | Structural Basis of Duplex Thermodynamic Stability and Enhanced Nuclease Resistance of 5'-C-Methyl Pyrimidine-Modified Oligonucleotides.
J.Org.Chem., 81, 2016
|
|
5VR4
 | | RNA octamer containing 2'-F-4'-OMe U. | | Descriptor: | COBALT TETRAAMMINE ION, RNA (5'-R(*CP*GP*AP*AP*(UMO)P*UP*CP*G)-3') | | Authors: | Harp, J.M, Egli, M. | | Deposit date: | 2017-05-10 | | Release date: | 2017-10-04 | | Last modified: | 2023-10-04 | | Method: | X-RAY DIFFRACTION (1.5 Å) | | Cite: | 4'-C-Methoxy-2'-deoxy-2'-fluoro Modified Ribonucleotides Improve Metabolic Stability and Elicit Efficient RNAi-Mediated Gene Silencing.
J. Am. Chem. Soc., 139, 2017
|
|
6VEM
 | | Structure of RNA octamer | | Descriptor: | COBALT HEXAMMINE(III), Modified Octamer RNA | | Authors: | Pallan, P.S, Egli, M. | | Deposit date: | 2020-01-02 | | Release date: | 2020-11-18 | | Last modified: | 2023-10-11 | | Method: | X-RAY DIFFRACTION (1.56 Å) | | Cite: | Synthesis, chirality-dependent conformational and biological properties of siRNAs containing 5'-(R)- and 5'-(S)-C-methyl-guanosine.
Nucleic Acids Res., 48, 2020
|
|
7LO9
 | | RNA dodecamer containing a GNA A residue | | Descriptor: | Chains: A,B,C,D | | Authors: | Harp, J.M, Wawrzak, Z, Egli, M. | | Deposit date: | 2021-02-09 | | Release date: | 2021-12-22 | | Method: | X-RAY DIFFRACTION (1.78 Å) | | Cite: | Overcoming GNA/RNA base-pairing limitations using isonucleotides improves the pharmacodynamic activity of ESC+ GalNAc-siRNAs.
Nucleic Acids Res., 49, 2021
|
|
6CY2
 | | RNA octamer containing 2'-OMe, 4'Calpha-OMe U. | | Descriptor: | RNA (5'-R(*(CBV)P*GP*AP*AP*(UOA)P*UP*CP*G)-3') | | Authors: | Harp, J.M, Egli, M. | | Deposit date: | 2018-04-04 | | Release date: | 2018-08-29 | | Last modified: | 2024-03-13 | | Method: | X-RAY DIFFRACTION (1.4 Å) | | Cite: | Structural basis for the synergy of 4'- and 2'-modifications on siRNA nuclease resistance, thermal stability and RNAi activity.
Nucleic Acids Res., 46, 2018
|
|
2Q1O
 | |
2Q1R
 | | Crystal Structure Analysis of the RNA Dodecamer CGCGAAUUAGCG, with a G-A mismatch. | | Descriptor: | MAGNESIUM ION, RNA (5'-R(*CP*GP*CP*GP*AP*AP*UP*UP*AP*GP*CP*G)-3') | | Authors: | Li, F, Pallan, P.S. | | Deposit date: | 2007-05-25 | | Release date: | 2007-10-30 | | Last modified: | 2024-04-03 | | Method: | X-RAY DIFFRACTION (1.12 Å) | | Cite: | Crystal structure, stability and in vitro RNAi activity of oligoribonucleotides containing the ribo-difluorotoluyl nucleotide: insights into substrate requirements by the human RISC Ago2 enzyme.
Nucleic Acids Res., 35, 2007
|
|
7JJE
 | |
7JJF
 | | Sarcin-ricin loop with modified residue. | | Descriptor: | MAGNESIUM ION, RNA/DNA (27-mer) | | Authors: | Harp, J.M, Pallan, P.S, Egli, M. | | Deposit date: | 2020-07-25 | | Release date: | 2020-12-23 | | Last modified: | 2023-10-18 | | Method: | X-RAY DIFFRACTION (1.2 Å) | | Cite: | Incorporating a Thiophosphate Modification into a Common RNA Tetraloop Motif Causes an Unanticipated Stability Boost.
Biochemistry, 59, 2020
|
|
7JJD
 | |
