8ASM | pdb_00008asm

Cobalt(II) bound to a non-canonical quadruplex

PDB DOI: https://doi.org/10.2210/pdb8ASM/pdb
NAKB: 8ASM

Classification: DNA
Organism(s): synthetic construct
Mutation(s): No

Deposited: 2022-08-19 Released: 2023-08-30
Deposition Author(s): Lambert, M.C., Hall, J.P.
Funding Organization(s): Engineering and Physical Sciences Research Council

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.70 Å
R-Value Free:
0.192 (Depositor), 0.210 (DCC)
R-Value Work:
0.178 (Depositor), 0.190 (DCC)
R-Value Observed:
0.179 (Depositor)

wwPDB Validation 3D Report Full Report

This is version 1.0 of the entry. See complete history.

Literature

Identifying metal-DNA binding sites, what is the best method to get transition metals into a crystal system?

Lambert, M.C., Hall, J.P., Brazier, J.A., Cardin, C.J.

To be published.

Macromolecule Content

Total Structure Weight: 4.99 kDa
Atom Count: 362
Modeled Residue Count: 14
Deposited Residue Count: 14
Unique nucleic acid chains: 1

Macromolecules

Find similar nucleic acids by: Sequence | 3D Structure

Entity ID: 1
Molecule	Chains	Length	Organism	Image
DNA (5'-D(GPCPAPTPGPCP*T)-3')	A, B	7	synthetic construct
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
NCO Query on NCO Download Ideal Coordinates CCD File SDF format, chain H [auth B] SDF format, chain G [auth B] SDF format, chain E [auth A] SDF format, chain D [auth A] MOL2 format, chain H [auth B] MOL2 format, chain G [auth B] MOL2 format, chain E [auth A] MOL2 format, chain D [auth A] mmCIF format, chain H [auth B] mmCIF format, chain G [auth B] mmCIF format, chain E [auth A] mmCIF format, chain D [auth A]	D [auth A], E [auth A], G [auth B], H [auth B]	COBALT HEXAMMINE(III) Co H₁₈ N₆ DYLMFCCYOUSRTK-UHFFFAOYSA-N		Interactions Focus chain D [auth A] Focus chain E [auth A] Focus chain G [auth B] Focus chain H [auth B] Interactions & Density Focus chain D [auth A] Focus chain E [auth A] Focus chain G [auth B] Focus chain H [auth B]
CO (Subject of Investigation/LOI) Query on CO Download Ideal Coordinates CCD File SDF format, chain F [auth B] SDF format, chain C [auth A] MOL2 format, chain F [auth B] MOL2 format, chain C [auth A] mmCIF format, chain F [auth B] mmCIF format, chain C [auth A]	C [auth A], F [auth B]	COBALT (II) ION Co XLJKHNWPARRRJB-UHFFFAOYSA-N		Interactions Focus chain C [auth A] Focus chain F [auth B] Interactions & Density Focus chain C [auth A] Focus chain F [auth B]

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 1.70 Å
R-Value Free: 0.192 (Depositor), 0.210 (DCC)
R-Value Work: 0.178 (Depositor), 0.190 (DCC)
R-Value Observed: 0.179 (Depositor)

Space Group: C 2 2 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 21.898	α = 90
b = 58.659	β = 90
c = 45.567	γ = 90

Software Package:

Software Name	Purpose
CrysalisPro	data collection
CrysalisPro	data reduction
CrysalisPro	data scaling
PHASER	phasing
Coot	model building
PHENIX	refinement

Structure Validation

View Full Validation Report

Entry History & Funding Information

Deposition Data

Released Date: 2023-08-30

Deposition Author(s):

Funding Organization	Location	Grant Number
Engineering and Physical Sciences Research Council	United Kingdom	--

Revision History (Full details and data files)

Version 1.0: 2023-08-30
Type: Initial release

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.