9VWU | pdb_00009vwu

Crystal structure of AetF-V220I in complex with FAD and L-tryptophan

PDB DOI: https://doi.org/10.2210/pdb9VWU/pdb

Classification: FLAVOPROTEIN
Organism(s): Aetokthonos hydrillicola Thurmond2011
Expression System: Escherichia coli BL21(DE3)
Mutation(s): Yes

Deposited: 2025-07-17 Released: 2025-12-10
Deposition Author(s): Li, H., Huang, J.-W., Dai, L., Chen, C.-C., Guo, R.-T.
Funding Organization(s): National Natural Science Foundation of China (NSFC)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.91 Å
R-Value Free:
0.241 (Depositor), 0.244 (DCC)
R-Value Work:
0.185 (Depositor), 0.193 (DCC)
R-Value Observed:
0.188 (Depositor)

Starting Model: experimental
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Literature

Crystal structure of AetF-V220I in complex with FAD and L-tryptophan

Li, H., Huang, J.-W., Dai, L., Chen, C.-C., Guo, R.-T.

To be published.

Macromolecule Content

Total Structure Weight: 79.07 kDa
Atom Count: 5,628
Modeled Residue Count: 629
Deposited Residue Count: 668
Unique protein chains: 1

Macromolecules

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Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
AetF	A	668	Aetokthonos hydrillicola Thurmond2011	Mutation(s): 1 Gene Names: aetF, G7B40_000615
UniProt
Find proteins for A0A861B9Z9 (Aetokthonos hydrillicola Thurmond2011) Explore A0A861B9Z9 Go to UniProtKB: A0A861B9Z9
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	A0A861B9Z9
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
FAD (Subject of Investigation/LOI) Query on FAD Download:Ideal Coordinates CCD File SDF format, chain B [auth A] MOL2 format, chain B [auth A] mmCIF format, chain B [auth A]	B [auth A]	FLAVIN-ADENINE DINUCLEOTIDE C₂₇ H₃₃ N₉ O₁₅ P₂ VWWQXMAJTJZDQX-UYBVJOGSSA-N		Interactions Focus chain B [auth A] Interactions & Density Focus chain B [auth A]
TRP (Subject of Investigation/LOI) Query on TRP Download:Ideal Coordinates CCD File SDF format, chain D [auth A] SDF format, chain C [auth A] MOL2 format, chain D [auth A] MOL2 format, chain C [auth A] mmCIF format, chain D [auth A] mmCIF format, chain C [auth A]	C [auth A], D [auth A]	TRYPTOPHAN C₁₁ H₁₂ N₂ O₂ QIVBCDIJIAJPQS-VIFPVBQESA-N		Interactions Focus chain C [auth A] Focus chain D [auth A] Interactions & Density Focus chain C [auth A] Focus chain D [auth A]

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 1.91 Å
R-Value Free: 0.241 (Depositor), 0.244 (DCC)
R-Value Work: 0.185 (Depositor), 0.193 (DCC)
R-Value Observed: 0.188 (Depositor)

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 59.665	α = 90
b = 75.207	β = 90
c = 143.828	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
HKL-2000	data scaling
HKL-2000	data reduction
PHASER	phasing
PDB_EXTRACT	data extraction

Structure Validation

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Entry History

& Funding Information

Deposition Data

Released Date: 2025-12-10

Deposition Author(s):

Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	--

Revision History (Full details and data files)

Version 1.0: 2025-12-10
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.