Calcium in PDB 1yzd: Crystal Structure of An Rna Duplex Containing A Site Specific 2'-Amine Substitution at A C-G Watson-Crick Base Pair

The structure of Crystal Structure of An Rna Duplex Containing A Site Specific 2'-Amine Substitution at A C-G Watson-Crick Base Pair, PDB code: 1yzd was solved by C.M.Gherghe, J.M.Krahn, K.M.Weeks, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	8.07 / 2.35
Space group	P 31 2 1
Cell size a, b, c (Å), α, β, γ (°)	43.000, 43.000, 121.000, 90.00, 90.00, 120.00
R / Rfree (%)	23.6 / 29.2

The binding sites of Calcium atom in the Crystal Structure of An Rna Duplex Containing A Site Specific 2'-Amine Substitution at A C-G Watson-Crick Base Pair (pdb code 1yzd). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total only one binding site of Calcium was determined in the Crystal Structure of An Rna Duplex Containing A Site Specific 2'-Amine Substitution at A C-G Watson-Crick Base Pair, PDB code: 1yzd:

Calcium binding site 1 out of 1 in the Crystal Structure of An Rna Duplex Containing A Site Specific 2'-Amine Substitution at A C-G Watson-Crick Base Pair


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Crystal Structure of An Rna Duplex Containing A Site Specific 2'-Amine Substitution at A C-G Watson-Crick Base Pair within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca17 b:36.6 occ:1.00 O A:HOH26 2.1 25.1 1.0 O2' A:C16 2.4 27.9 1.0 O3' A:C16 2.6 24.0 1.0 C2' A:C16 3.3 25.8 1.0 C3' A:C16 3.3 26.9 1.0 C4' A:C16 4.1 27.0 1.0 C1' A:C16 4.6 26.0 1.0 O A:HOH25 4.9 18.6 1.0 O4' A:C16 4.9 26.7 1.0

C.M.Gherghe, J.M.Krahn, K.M.Weeks. Crystal Structures, Reactivity and Inferred Acylation Transition States For 2'-Amine Substituted Rna. J.Am.Chem.Soc. V. 127 13622 2005.
ISSN: ISSN 0002-7863
PubMed: 16190727
DOI: 10.1021/JA053647Y