9H6Z | pdb_00009h6z

AetF, a single-component flavin-dependent tryptophan halogenase, in complex with tryptoline

PDB DOI: https://doi.org/10.2210/pdb9H6Z/pdb

Classification: FLAVOPROTEIN
Organism(s): Aetokthonos hydrillicola Thurmond2011
Expression System: Escherichia coli BL21(DE3)
Mutation(s): No

Deposited: 2024-10-25 Released: 2026-05-06
Deposition Author(s): Bork, S., Niemann, H.H.
Funding Organization(s): German Research Foundation (DFG)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.87 Å
R-Value Free:
0.187 (Depositor), 0.181 (DCC)
R-Value Work:
0.167 (Depositor), 0.163 (DCC)
R-Value Observed:
0.170 (Depositor)

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

Structural basis of regioselective double halogenation of the beta-carboline tryptoline by the single-component halogenase AetF

Bork, S., Horstmeier, H.J., Scharkowski, B., Niemann, H.H.

To be published.

Macromolecule Content

Total Structure Weight: 156.71 kDa
Atom Count: 11,762
Modeled Residue Count: 1,274
Deposited Residue Count: 1,326
Unique protein chains: 1

Macromolecules

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| 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
AetF	A, B	663	Aetokthonos hydrillicola Thurmond2011	Mutation(s): 0 Gene Names: aetF
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 4 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 G [auth B] SDF format, chain C [auth A] MOL2 format, chain G [auth B] MOL2 format, chain C [auth A] mmCIF format, chain G [auth B] mmCIF format, chain C [auth A]	C [auth A], G [auth B]	FLAVIN-ADENINE DINUCLEOTIDE C₂₇ H₃₃ N₉ O₁₅ P₂ VWWQXMAJTJZDQX-UYBVJOGSSA-N		Interactions Focus chain C [auth A] Focus chain G [auth B] Interactions & Density Focus chain C [auth A] Focus chain G [auth B]
WYH (Subject of Investigation/LOI) Query on WYH Download:Ideal Coordinates CCD File SDF format, chain I [auth B] SDF format, chain H [auth B] SDF format, chain E [auth A] SDF format, chain D [auth A] MOL2 format, chain I [auth B] MOL2 format, chain H [auth B] MOL2 format, chain E [auth A] MOL2 format, chain D [auth A] mmCIF format, chain I [auth B] mmCIF format, chain H [auth B] mmCIF format, chain E [auth A] mmCIF format, chain D [auth A]	D [auth A], E [auth A], H [auth B], I [auth B]	2,3,4,9-tetrahydro-1~{H}-pyrido[3,4-b]indole C₁₁ H₁₂ N₂ CFTOTSJVQRFXOF-UHFFFAOYSA-N		Interactions Focus chain D [auth A] Focus chain E [auth A] Focus chain H [auth B] Focus chain I [auth B] Interactions & Density Focus chain D [auth A] Focus chain E [auth A] Focus chain H [auth B] Focus chain I [auth B]
PEG Query on PEG Download:Ideal Coordinates CCD File SDF format, chain K [auth B] SDF format, chain F [auth A] MOL2 format, chain K [auth B] MOL2 format, chain F [auth A] mmCIF format, chain K [auth B] mmCIF format, chain F [auth A]	F [auth A], K [auth B]	DI(HYDROXYETHYL)ETHER C₄ H₁₀ O₃ MTHSVFCYNBDYFN-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]
CL Query on CL Download:Ideal Coordinates CCD File SDF format, chain J [auth B] MOL2 format, chain J [auth B] mmCIF format, chain J [auth B]	J [auth B]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M		Interactions Focus chain J [auth B] Interactions & Density Focus chain J [auth B]