9D9D | pdb_00009d9d

Candida albicans Hsp90 nucleotide binding domain in complex with BRI2216

PDB DOI: https://doi.org/10.2210/pdb9D9D/pdb

Classification: CHAPERONE
Organism(s): Candida albicans SC5314
Expression System: Escherichia coli BL21(DE3)
Mutation(s): No

Deposited: 2024-08-21 Released: 2025-09-10
Deposition Author(s): Kuntz, D.A., Prive, G.G.
Funding Organization(s): Canadian Institutes of Health Research (CIHR), Canada Foundation for Innovation

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.09 Å
R-Value Free:
0.267 (Depositor), 0.268 (DCC)
R-Value Work:
0.218 (Depositor), 0.218 (DCC)
R-Value Observed:
0.221 (Depositor)

Starting Model: experimental
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Literature

Candida albicans Hsp90 nucleotide binding domain complexes Final Title 'To Be Determined'

Kuntz, D.A., Prive, G.G.

To be published.

Macromolecule Content

Total Structure Weight: 50.56 kDa
Atom Count: 3,737
Modeled Residue Count: 430
Deposited Residue Count: 442
Unique protein chains: 1

Macromolecules

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Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Heat shock protein 90 homolog	A, B	221	Candida albicans SC5314	Mutation(s): 0 Gene Names: HSP90, CAALFM_C702030WA, CaJ7.0234, CaO19.13868, CaO19.6515
UniProt
Find proteins for P46598 (Candida albicans (strain SC5314 / ATCC MYA-2876)) Explore P46598 Go to UniProtKB: P46598
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	P46598
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
A1A28 (Subject of Investigation/LOI) Query on A1A28 Download:Ideal Coordinates CCD File SDF format, chain C [auth A] MOL2 format, chain C [auth A] mmCIF format, chain C [auth A]	C [auth A]	(1P)-3-amino-N-{1-[(2R)-2-(2,4-difluorophenyl)-2-hydroxy-3-(1H-1,2,4-triazol-1-yl)propyl]piperidin-4-yl}-2-oxo-1-(4-phenyl-3,4-dihydro-2H-1,4-benzoxazin-6-yl)-1,2-dihydrothieno[2,3-b]pyrazine-6-carboxamide C₃₇ H₃₅ F₂ N₉ O₄ S LAWFFQRHZBSHCM-DIPNUNPCSA-N		Interactions Focus chain C [auth A] Interactions & Density Focus chain C [auth A]

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.09 Å
R-Value Free: 0.267 (Depositor), 0.268 (DCC)
R-Value Work: 0.218 (Depositor), 0.218 (DCC)
R-Value Observed: 0.221 (Depositor)

Space Group: P 4₃

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 74.041	α = 90
b = 74.041	β = 90
c = 108.811	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
Aimless	data scaling
CrysalisPro	data reduction
PHASER	phasing

Structure Validation

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Entry History

& Funding Information

Deposition Data

Released Date: 2025-09-10

Deposition Author(s):

Funding Organization	Location	Grant Number
Canadian Institutes of Health Research (CIHR)	Canada	--
Canada Foundation for Innovation	Canada	--

Revision History (Full details and data files)

Version 1.0: 2025-09-10
Type: Initial release

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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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.