8GJB

L-threonine 3-Dehydrogenase from Trypanosoma cruzi in complex with NAD and acetate

PDB DOI: https://doi.org/10.2210/pdb8GJB/pdb

Classification: OXIDOREDUCTASE
Organism(s): Trypanosoma cruzi
Expression System: Escherichia coli
Mutation(s): No

Deposited: 2023-03-15 Released: 2024-03-20
Deposition Author(s): Mercaldi, G.F., Faria, J.N., Fagundes, M., Bezerra, E.H.S., Cordeiro, A.T.
Funding Organization(s): Sao Paulo Research Foundation (FAPESP)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.75 Å
R-Value Free: 0.210
R-Value Work: 0.180

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

Ligand Structure Quality Assessment

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

Literature

Structure, allosteric regulation and metabolic activity of L-threonine 3-Dehydrogenase from Trypanosoma cruzi

Faria, J.N., Mercaldi, G.F., Fagundes, M., Eufrasio, A.G., Cordeiro, A.T.

To be published.

Macromolecule Content

Total Structure Weight: 82.92 kDa
Atom Count: 5,383
Modelled Residue Count: 637
Deposited Residue Count: 732
Unique protein chains: 1

Macromolecules

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(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
L-threonine 3-dehydrogenase	A, B	366	Trypanosoma cruzi	Mutation(s): 0 Gene Names: Tc00.1047053507923.10 EC: 1.1.1.103
UniProt
Find proteins for Q4CU39 (Trypanosoma cruzi (strain CL Brener)) Explore Q4CU39 Go to UniProtKB: Q4CU39
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	Q4CU39
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 5 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
NAD (Subject of Investigation/LOI) Query on NAD Download Ideal Coordinates CCD File SDF format, chain C [auth A] SDF format, chain G [auth B] MOL2 format, chain C [auth A] MOL2 format, chain G [auth B]	C [auth A], G [auth B]	NICOTINAMIDE-ADENINE-DINUCLEOTIDE C₂₁ H₂₇ N₇ O₁₄ P₂ BAWFJGJZGIEFAR-NNYOXOHSSA-N		Interactions Focus chain C [auth A] Focus chain G [auth B] Interactions & Density Focus chain C [auth A] Focus chain G [auth B]
BTB Query on BTB Download Ideal Coordinates CCD File SDF format, chain J [auth B] MOL2 format, chain J [auth B]	J [auth B]	2-[BIS-(2-HYDROXY-ETHYL)-AMINO]-2-HYDROXYMETHYL-PROPANE-1,3-DIOL C₈ H₁₉ N O₅ OWMVSZAMULFTJU-UHFFFAOYSA-N		Interactions Focus chain J [auth B] Interactions & Density Focus chain J [auth B]
GOL Query on GOL Download Ideal Coordinates CCD File SDF format, chain F [auth A] SDF format, chain K [auth B] MOL2 format, chain F [auth A] MOL2 format, chain K [auth B]	F [auth A], K [auth B]	GLYCEROL C₃ H₈ O₃ PEDCQBHIVMGVHV-UHFFFAOYSA-N		Interactions Focus chain F [auth A] Focus chain K [auth B] Interactions & Density Focus chain F [auth A] Focus chain K [auth B]
ACT (Subject of Investigation/LOI) Query on ACT Download Ideal Coordinates CCD File SDF format, chain D [auth A] SDF format, chain H [auth B] MOL2 format, chain D [auth A] MOL2 format, chain H [auth B]	D [auth A], H [auth B]	ACETATE ION C₂ H₃ O₂ QTBSBXVTEAMEQO-UHFFFAOYSA-M		Interactions Focus chain D [auth A] Focus chain H [auth B] Interactions & Density Focus chain D [auth A] Focus chain H [auth B]
K (Subject of Investigation/LOI) Query on K Download Ideal Coordinates CCD File SDF format, chain E [auth A] SDF format, chain I [auth B] MOL2 format, chain E [auth A] MOL2 format, chain I [auth B]	E [auth A], I [auth B]	POTASSIUM ION K NPYPAHLBTDXSSS-UHFFFAOYSA-N		Interactions Focus chain E [auth A] Focus chain I [auth B] Interactions & Density Focus chain E [auth A] Focus chain I [auth B]