6THQ

Crystal structure of branched-chain aminotransferase from thermophilic archaea Thermoproteus uzoniensis with norvaline

• PDB DOI: https://doi.org/10.2210/pdb6THQ/pdb

• Classification: TRANSFERASE
• Organism(s): Thermoproteus uzoniensis 768-20
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2019-11-21 Released: 2020-09-30 
• Deposition Author(s): Boyko, K.M., Nikolaeva, A.Y., Bezsudnova, E.Y., Popov, V.O.
• Funding Organization(s): Russian Science Foundation

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.15 Å
• R-Value Free: 0.234 
• R-Value Work: 0.187 
• R-Value Observed: 0.190 

Literature

Three-Dimensional Structure of Branched-Chain Amino Acid Transaminase from Thermoproteus uzoniensis in Complex with L-Norvaline

Boyko, K.M., Nikolaeva, A.Y., Timofeev, V.I., Popov, V.O., Bezsudnova, E.Y.

(2020) Crystallogr Rep 

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 1 assigned by authors and generated by PISA (software)

Biological Assembly Evidence: gel filtration

Biological Assembly 2  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 2 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 104.67 kDa 
• Atom Count: 7,304 
• Modelled Residue Count: 894 
• Deposited Residue Count: 921 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Branched-chain-amino-acid aminotransferase	A, B, C	307	Thermoproteus uzoniensis 768-20	Mutation(s): 0  Gene Names: ilvE, TUZN_1299 EC: 2.6.1.42
UniProt
Find proteins for F2L0W0 (Thermoproteus uzoniensis (strain 768-20)) Explore F2L0W0  Go to UniProtKB:  F2L0W0

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
PY5 (Subject of Investigation/LOI)	E [auth A], G [auth B], I [auth C]	2-[O-PHOSPHONOPYRIDOXYL]-AMINO-PENTANOIC ACID C13 H21 N2 O7 P YYAMSLLSQINIQO-NSHDSACASA-N
PLP	D [auth A], F [auth B], H [auth C]	PYRIDOXAL-5'-PHOSPHATE C8 H10 N O6 P NGVDGCNFYWLIFO-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.15 Å
• R-Value Free: 0.234 
• R-Value Work: 0.187 
• R-Value Observed: 0.190 
• Space Group: P 3₂ 1 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 93.46	α = 90
b = 93.46	β = 90
c = 213.17	γ = 120

Software Package:

Software Name	Purpose
REFMAC	refinement
PDB_EXTRACT	data extraction
XDS	data reduction
XSCALE	data scaling
REFMAC	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2020-09-30 
Deposition Author(s): Boyko, K.M., Nikolaeva, A.Y., Bezsudnova, E.Y., Popov, V.O.

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Funding Organization	Location	Grant Number
Russian Science Foundation	Russian Federation	19-14-00164

Revision History  

• Version 1.0: 2020-09-30
  Type: Initial release
  
• Version 1.1: 2024-01-24
  Changes: Data collection, Database references, Refinement description