Non-canonical Base Pair Database | Individual Record Page 1946

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Department of Biology and Biochemistry | University of Houston

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- Structures of Base Pairs, Base Triples and Base Quadruples.

- "Database of non-canonical base pairs found in known RNA structures" [PDF format. Nucleic Acid Research, 2000 Jan 1; 28(1):375-376].

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NON-CANONICAL BASE PAIR DATABASE : Individual Record Page 1946

Authors: Serganov A, Yuan YR, Pikovskaya O, Polonskaia A, Malinina L, Phan AT, Hobartner C, Micura R, Breaker RR, Patel DJ

Citation: Structural Basis for Discriminative Regulation of Gene Expression by Adenine- and Guanine-Sensing mRNAs Chem.Biol. 11:1729-1741   [PDB link]

Base Pair Type: AC wobble

Base Pair Category: Normal Purine-Pyrimidine Base Pairs; Cis Watson-Crick/Watson-Crick

Sequence Context: 5'  3'
C-G, Watson-Crick
A-C
A-U, Watson-Crick
3'  5'

Structure: Bacillus subtilis xpt G-Riboswitch G complex

Pucker Info: All C3' endo

Melting Point: *

Free Energy: *

Chemical Shift: *

Glycosidic Conf: All anti

Extra Info: A44.C26 form a wobble pair stabilized by protonation of A44N1

Figure: AC wobble