9KBU | pdb_00009kbu

Crystal structure of an ankyrin protein

PDB DOI: https://doi.org/10.2210/pdb9KBU/pdb

Classification: DNA BINDING PROTEIN
Organism(s): synthetic construct
Expression System: Escherichia coli
Mutation(s): No

Deposited: 2024-10-31 Released: 2025-11-05
Deposition Author(s): Ngo, K.H., Heddi, B., Winnerdy, F.R., Phan, A.T.
Funding Organization(s): National Research Foundation (NRF, Singapore), Ministry of Education (MoE, Singapore)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.80 Å
R-Value Free:
0.197 (Depositor), 0.196 (DCC)
R-Value Work:
0.176 (Depositor), 0.177 (DCC)
R-Value Observed:
0.177 (Depositor)

Starting Model: experimental
View more details

wwPDB Validation 3D Report Full Report

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

Literature

X-ray structure of a G-quadruplex-ankyrin complex

Ngo, K.H., Heddi, B., Winnerdy, F.R., Phan, A.T.

To be published.

Macromolecule Content

Total Structure Weight: 37.47 kDa
Atom Count: 2,783
Modeled Residue Count: 316
Deposited Residue Count: 338
Unique protein chains: 1

Macromolecules

Find similar proteins by:

(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Ankyrin	A, B	169	synthetic construct	Mutation(s): 0
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
TRS Query on TRS Download Ideal Coordinates CCD File SDF format, chain N [auth B] SDF format, chain G [auth A] MOL2 format, chain N [auth B] MOL2 format, chain G [auth A] mmCIF format, chain N [auth B] mmCIF format, chain G [auth A]	G [auth A], N [auth B]	2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL C₄ H₁₂ N O₃ LENZDBCJOHFCAS-UHFFFAOYSA-O		Interactions Focus chain G [auth A] Focus chain N [auth B] Interactions & Density Focus chain G [auth A] Focus chain N [auth B]
SO4 Query on SO4 Download Ideal Coordinates CCD File SDF format, chain M [auth B] SDF format, chain L [auth B] SDF format, chain K [auth B] SDF format, chain J [auth B] SDF format, chain I [auth B] SDF format, chain H [auth B] SDF format, chain D [auth A] SDF format, chain C [auth A] MOL2 format, chain M [auth B] MOL2 format, chain L [auth B] MOL2 format, chain K [auth B] MOL2 format, chain J [auth B] MOL2 format, chain I [auth B] MOL2 format, chain H [auth B] MOL2 format, chain D [auth A] MOL2 format, chain C [auth A] mmCIF format, chain M [auth B] mmCIF format, chain L [auth B] mmCIF format, chain K [auth B] mmCIF format, chain J [auth B] mmCIF format, chain I [auth B] mmCIF format, chain H [auth B] mmCIF format, chain D [auth A] mmCIF format, chain C [auth A]	C [auth A] D [auth A] H [auth B] I [auth B] J [auth B] C [auth A], D [auth A], H [auth B], I [auth B], J [auth B], K [auth B], L [auth B], M [auth B]	SULFATE ION O₄ S QAOWNCQODCNURD-UHFFFAOYSA-L		Interactions Focus chain C [auth A] Focus chain D [auth A] Focus chain H [auth B] Focus chain I [auth B] Focus chain J [auth B] Focus chain K [auth B] Focus chain L [auth B] Focus chain M [auth B] Interactions & Density Focus chain C [auth A] Focus chain D [auth A] Focus chain H [auth B] Focus chain I [auth B] Focus chain J [auth B] Focus chain K [auth B] Focus chain L [auth B] Focus chain M [auth B]
CL Query on CL Download Ideal Coordinates CCD File SDF format, chain F [auth A] SDF format, chain E [auth A] MOL2 format, chain F [auth A] MOL2 format, chain E [auth A] mmCIF format, chain F [auth A] mmCIF format, chain E [auth A]	E [auth A], F [auth A]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M		Interactions Focus chain E [auth A] Focus chain F [auth A] Interactions & Density Focus chain E [auth A] Focus chain F [auth A]