2OA1

Crystal Structure of RebH, a FAD-dependent halogenase from Lechevalieria aerocolonigenes, the L-Tryptophan with FAD complex

• PDB DOI: https://doi.org/10.2210/pdb2OA1/pdb

• Classification: BIOSYNTHETIC PROTEIN, FLAVOPROTEIN
• Organism(s): Lentzea aerocolonigenes
• Expression System: Escherichia coli BL21
• Mutation(s): No 


• Deposited: 2006-12-14 Released: 2007-04-10 
• Deposition Author(s): Bitto, E., Bingman, C.A., Singh, S., Phillips Jr., G.N.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.15 Å
• R-Value Free: 0.194 
• R-Value Work: 0.152 
• R-Value Observed: 0.154 

Literature

The structure of flavin-dependent tryptophan 7-halogenase RebH.

Bitto, E., Huang, Y., Bingman, C.A., Singh, S., Thorson, J.S., Phillips Jr., G.N.

(2008) Proteins 70: 289-293

• PubMed: 17876823 
• DOI: https://doi.org/10.1002/prot.21627
• Primary Citation of Related Structures:  
  2O9Z, 2OA1

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Organizational Affiliation: 

Department of Biochemistry, University of Wisconsin-Madison, Madison, Wisconsin 53706, USA.

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,PQS (software)

Macromolecule Content

• Total Structure Weight: 126.58 kDa 
• Atom Count: 9,627 
• Modelled Residue Count: 1,054 
• Deposited Residue Count: 1,100 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Tryptophan halogenase	A, B	550	Lentzea aerocolonigenes	Mutation(s): 0  Gene Names: rbmJ, rebH
UniProt
Find proteins for Q8KHZ8 (Lentzea aerocolonigenes) Explore Q8KHZ8  Go to UniProtKB:  Q8KHZ8

Small Molecules

Ligands 4 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
FAD	F [auth A]	FLAVIN-ADENINE DINUCLEOTIDE C27 H33 N9 O15 P2 VWWQXMAJTJZDQX-UYBVJOGSSA-N
ADN	G [auth B]	ADENOSINE C10 H13 N5 O4 OIRDTQYFTABQOQ-KQYNXXCUSA-N
TRP	D [auth A], E [auth A]	TRYPTOPHAN C11 H12 N2 O2 QIVBCDIJIAJPQS-VIFPVBQESA-N
CL	C [auth A]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.15 Å
• R-Value Free: 0.194 
• R-Value Work: 0.152 
• R-Value Observed: 0.154 
• Space Group: P 6₂

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 114.492	α = 90
b = 114.492	β = 90
c = 231.935	γ = 120

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
HKL-2000	data reduction

Structure Validation

Entry History 

Deposition Data

• Released Date: 2007-04-10 
Deposition Author(s): Bitto, E., Bingman, C.A., Singh, S., Phillips Jr., G.N.

Revision History  

• Version 1.0: 2007-04-10
  Type: Initial release
  
• Version 1.1: 2008-01-15
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Advisory, Derived calculations, Version format compliance
• Version 1.3: 2017-10-18
  Changes: Refinement description
• Version 1.4: 2023-12-27
  Changes: Data collection, Database references, Derived calculations, Refinement description
• Version 1.5: 2024-04-03
  Changes: Refinement description