9VR0 | pdb_00009vr0

NMR solution structure of termini-truncated oxidized cytochrome c552 from Thioalkalivibrio paradoxus

• PDB DOI: https://doi.org/10.2210/pdb9VR0/pdb
• BMRB: 36771

• Classification: ELECTRON TRANSPORT
• Organism(s): Thioalkalivibrio paradoxus ARh 1
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2025-07-05 Released: 2025-07-30 
• Deposition Author(s): Britikov, V.V., Britikova, E.V., Rakitina, T.V., Dergousova, N.I., Tikhonova, T.V., Popov, V.O., Bocharov, E.V.
• Funding Organization(s): Belarusian Republican Foundation for Fundamental Research, Russian Science Foundation

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Experimental Data Snapshot

• Method: SOLUTION NMR
• Conformers Calculated: 128 
• Conformers Submitted: 20 
• Selection Criteria: structures with the lowest energy 

Literature

NMR solution structure of termini-truncated oxidized cytochrome c552 from Thioalkalivibrio paradoxus.

Britikov, V.V., Britikova, E.V., Rakitina, T.V., Dergousova, N.I., Tikhonova, T.V., Popov, V.O., Bocharov, E.V.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

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

Macromolecule Content 

• Total Structure Weight: 14.39 kDa 
• Atom Count: 926 
• Modeled Residue Count: 116 
• Deposited Residue Count: 125 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Cytochrome c552	A	125	Thioalkalivibrio paradoxus ARh 1	Mutation(s): 0  Gene Names: WP_006748979.1
UniProt
Find proteins for A0A8J0PCM1 (Thioalkalivibrio paradoxus ARh 1) Explore A0A8J0PCM1  Go to UniProtKB:  A0A8J0PCM1

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
HEC (Subject of Investigation/LOI)	B [auth A]	HEME C C34 H34 Fe N4 O4 HXQIYSLZKNYNMH-LJNAALQVSA-N

Experimental Data & Validation

Experimental Data

• Method: SOLUTION NMR
• Conformers Calculated: 128 
• Conformers Submitted: 20 
• Selection Criteria: structures with the lowest energy 

Structure Validation

Entry History 

& Funding Information

Deposition Data

• Released Date: 2025-07-30 
Deposition Author(s): Britikov, V.V., Britikova, E.V., Rakitina, T.V., Dergousova, N.I., Tikhonova, T.V., Popov, V.O., Bocharov, E.V.

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Funding Organization	Location	Grant Number
Belarusian Republican Foundation for Fundamental Research	Belarus	X23RSF-091
Russian Science Foundation	Russian Federation	23-44-10021

Revision History  

• Version 1.0: 2025-07-30
  Type: Initial release
  
• Version 1.1: 2026-05-06
  Changes: Database references, Derived calculations