37XD | pdb_000037xd

Cryo-EM Structure of GTP Cyclohydrolase I from Candida albicans at 2.6 A

PDB DOI: https://doi.org/10.2210/pdb37XD/pdb
EM Map EMD-78594: EMDB EMDataResource

Classification: ANTIFUNGAL PROTEIN
Organism(s): Candida albicans
Expression System: Escherichia coli
Mutation(s): No

Deposited: 2026-08-11 Released: 2026-08-19
Deposition Author(s): Oluwarotimi, E.A., Guo, Y., Borek, D., Mesecar, A.D., Center for Structural Biology of Infectious Diseases (CSBID)
Funding Organization(s): National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 2.62 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

wwPDB Validation 3D Report Full Report

Validation slider image for 37XD

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

Literature

Cryo-EM Structure of GTP Cyclohydrolase I from Candida albicans

Oluwarotimi, E.A., Guo, Y., Borek, D., Mesecar, A.D., Center for Structural Biology of Infectious Diseases (CSBID)

To be published.

Macromolecule Content

Total Structure Weight: 217.99 kDa
Atom Count: 15,200
Modeled Residue Count: 1,890
Deposited Residue Count: 1,890
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
GTP cyclohydrolase 1	A, B, C, D, E A, B, C, D, E, F, G, H, I, J	189	Candida albicans	Mutation(s): 0 Gene Names: CAWG_04839 EC: 3.5.4.16
UniProt
Find proteins for C4YRY1 (Candida albicans (strain WO-1)) Explore C4YRY1 Go to UniProtKB: C4YRY1
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	C4YRY1
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
ZN (Subject of Investigation/LOI) Query on ZN Download:Ideal Coordinates CCD File SDF format, chain L [auth B] SDF format, chain M [auth C] SDF format, chain N [auth D] SDF format, chain O [auth E] SDF format, chain P [auth F] SDF format, chain Q [auth G] SDF format, chain R [auth H] SDF format, chain S [auth I] SDF format, chain T [auth J] SDF format, chain K [auth A] MOL2 format, chain L [auth B] MOL2 format, chain M [auth C] MOL2 format, chain N [auth D] MOL2 format, chain O [auth E] MOL2 format, chain P [auth F] MOL2 format, chain Q [auth G] MOL2 format, chain R [auth H] MOL2 format, chain S [auth I] MOL2 format, chain T [auth J] MOL2 format, chain K [auth A] mmCIF format, chain L [auth B] mmCIF format, chain M [auth C] mmCIF format, chain N [auth D] mmCIF format, chain O [auth E] mmCIF format, chain P [auth F] mmCIF format, chain Q [auth G] mmCIF format, chain R [auth H] mmCIF format, chain S [auth I] mmCIF format, chain T [auth J] mmCIF format, chain K [auth A]	K [auth A] L [auth B] M [auth C] N [auth D] O [auth E] K [auth A], L [auth B], M [auth C], N [auth D], O [auth E], P [auth F], Q [auth G], R [auth H], S [auth I], T [auth J]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N		Interactions Focus chain K [auth A] Focus chain L [auth B] Focus chain M [auth C] Focus chain N [auth D] Focus chain O [auth E] Focus chain P [auth F] Focus chain Q [auth G] Focus chain R [auth H] Focus chain S [auth I] Focus chain T [auth J] Interactions & Density Focus chain K [auth A] Focus chain L [auth B] Focus chain M [auth C] Focus chain N [auth D] Focus chain O [auth E] Focus chain P [auth F] Focus chain Q [auth G] Focus chain R [auth H] Focus chain S [auth I] Focus chain T [auth J]

Experimental Data & Validation

Experimental Data

Method: ELECTRON MICROSCOPY
Resolution: 2.62 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

EM Software:

Task	Software Package	Version
RECONSTRUCTION	cryoSPARC
MODEL REFINEMENT	PHENIX	2.2_6143

Structure Validation

View Full Validation Report

View more in-depth experimental data

Entry History

& Funding Information

Deposition Data

Released Date: 2026-08-19

Deposition Author(s):

Oluwarotimi, E.A.

Center for Structural Biology of Infectious Diseases (CSBID)

Funding Organization	Location	Grant Number
National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)	United States	75N93022C00035

Revision History (Full details and data files)

Version 1.0: 2026-08-19
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.