24RQ | pdb_000024rq

Crystal structure of Pseudomonas fluorescens peroxidase EfeB

PDB DOI: https://doi.org/10.2210/pdb24RQ/pdb

Classification: OXYGEN BINDING
Organism(s): Pseudomonas fluorescens
Expression System: Escherichia coli
Mutation(s): No

Deposited: 2026-03-18 Released: 2026-04-01
Deposition Author(s): Okumura, K., Ogura, K., Mikami, B., Hashimoto, W.
Funding Organization(s): Japan Society for the Promotion of Science (JSPS)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.11 Å
R-Value Free:
0.216 (Depositor), 0.214 (DCC)
R-Value Work:
0.181 (Depositor), 0.181 (DCC)
R-Value Observed:
0.183 (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

Crystal structure of Pseudomonas fluorescens peroxidase EfeB

Okumura, K., Ogura, K., Mikami, B., Hashimoto, W.

To be published.

Macromolecule Content

Total Structure Weight: 186.07 kDa
Atom Count: 13,434
Modeled Residue Count: 1,556
Deposited Residue Count: 1,616
Unique protein chains: 1

Macromolecules

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| 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Deferrochelatase	A, B, C, D	404	Pseudomonas fluorescens	Mutation(s): 0 Gene Names: efeB, NCTC10038_02902 EC: 1.11.1
UniProt
Find proteins for A0A3M3XL07 (Pseudomonas fluorescens) Explore A0A3M3XL07 Go to UniProtKB: A0A3M3XL07
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	A0A3M3XL07
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 8 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
HEM Query on HEM Download:Ideal Coordinates CCD File SDF format, chain VA [auth D] SDF format, chain U [auth B] SDF format, chain LA [auth C] SDF format, chain E [auth A] MOL2 format, chain VA [auth D] MOL2 format, chain U [auth B] MOL2 format, chain LA [auth C] MOL2 format, chain E [auth A] mmCIF format, chain VA [auth D] mmCIF format, chain U [auth B] mmCIF format, chain LA [auth C] mmCIF format, chain E [auth A]	E [auth A], LA [auth C], U [auth B], VA [auth D]	PROTOPORPHYRIN IX CONTAINING FE C₃₄ H₃₂ Fe N₄ O₄ KABFMIBPWCXCRK-RGGAHWMASA-L		Interactions Focus chain E [auth A] Focus chain LA [auth C] Focus chain U [auth B] Focus chain VA [auth D] Interactions & Density Focus chain E [auth A] Focus chain LA [auth C] Focus chain U [auth B] Focus chain VA [auth D]
PG4 Query on PG4 Download:Ideal Coordinates CCD File SDF format, chain WA [auth D] SDF format, chain W [auth B] SDF format, chain V [auth B] SDF format, chain F [auth A] MOL2 format, chain WA [auth D] MOL2 format, chain W [auth B] MOL2 format, chain V [auth B] MOL2 format, chain F [auth A] mmCIF format, chain WA [auth D] mmCIF format, chain W [auth B] mmCIF format, chain V [auth B] mmCIF format, chain F [auth A]	F [auth A], V [auth B], W [auth B], WA [auth D]	TETRAETHYLENE GLYCOL C₈ H₁₈ O₅ UWHCKJMYHZGTIT-UHFFFAOYSA-N		Interactions Focus chain F [auth A] Focus chain V [auth B] Focus chain W [auth B] Focus chain WA [auth D] Interactions & Density Focus chain F [auth A] Focus chain V [auth B] Focus chain W [auth B] Focus chain WA [auth D]
PGE Query on PGE Download:Ideal Coordinates CCD File SDF format, chain TA [auth C] MOL2 format, chain TA [auth C] mmCIF format, chain TA [auth C]	TA [auth C]	TRIETHYLENE GLYCOL C₆ H₁₄ O₄ ZIBGPFATKBEMQZ-UHFFFAOYSA-N		Interactions Focus chain TA [auth C] Interactions & Density Focus chain TA [auth C]
TRS Query on TRS Download:Ideal Coordinates CCD File SDF format, chain S [auth A] SDF format, chain JA [auth B] SDF format, chain DB [auth D] MOL2 format, chain S [auth A] MOL2 format, chain JA [auth B] MOL2 format, chain DB [auth D] mmCIF format, chain S [auth A] mmCIF format, chain JA [auth B] mmCIF format, chain DB [auth D]	DB [auth D], JA [auth B], S [auth A]	2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL C₄ H₁₂ N O₃ LENZDBCJOHFCAS-UHFFFAOYSA-O		Interactions Focus chain DB [auth D] Focus chain JA [auth B] Focus chain S [auth A] Interactions & Density Focus chain DB [auth D] Focus chain JA [auth B] Focus chain S [auth A]
PEG Query on PEG Download:Ideal Coordinates CCD File SDF format, chain R [auth A] SDF format, chain Q [auth A] SDF format, chain P [auth A] SDF format, chain IA [auth B] MOL2 format, chain R [auth A] MOL2 format, chain Q [auth A] MOL2 format, chain P [auth A] MOL2 format, chain IA [auth B] mmCIF format, chain R [auth A] mmCIF format, chain Q [auth A] mmCIF format, chain P [auth A] mmCIF format, chain IA [auth B]	IA [auth B], P [auth A], Q [auth A], R [auth A]	DI(HYDROXYETHYL)ETHER C₄ H₁₀ O₃ MTHSVFCYNBDYFN-UHFFFAOYSA-N		Interactions Focus chain IA [auth B] Focus chain P [auth A] Focus chain Q [auth A] Focus chain R [auth A] Interactions & Density Focus chain IA [auth B] Focus chain P [auth A] Focus chain Q [auth A] Focus chain R [auth A]
SO4 Query on SO4 Download:Ideal Coordinates CCD File SDF format, chain Z [auth B] SDF format, chain SA [auth C] SDF format, chain RA [auth C] SDF format, chain QA [auth C] SDF format, chain PA [auth C] SDF format, chain OA [auth C] SDF format, chain O [auth A] SDF format, chain N [auth A] SDF format, chain M [auth A] SDF format, chain L [auth A] SDF format, chain K [auth A] SDF format, chain J [auth A] SDF format, chain I [auth A] SDF format, chain HA [auth B] SDF format, chain GA [auth B] SDF format, chain FA [auth B] SDF format, chain EA [auth B] SDF format, chain DA [auth B] SDF format, chain CB [auth D] SDF format, chain CA [auth B] SDF format, chain BB [auth D] SDF format, chain BA [auth B] SDF format, chain AB [auth D] SDF format, chain AA [auth B] MOL2 format, chain Z [auth B] MOL2 format, chain SA [auth C] MOL2 format, chain RA [auth C] MOL2 format, chain QA [auth C] MOL2 format, chain PA [auth C] MOL2 format, chain OA [auth C] MOL2 format, chain O [auth A] MOL2 format, chain N [auth A] MOL2 format, chain M [auth A] MOL2 format, chain L [auth A] MOL2 format, chain K [auth A] MOL2 format, chain J [auth A] MOL2 format, chain I [auth A] MOL2 format, chain HA [auth B] MOL2 format, chain GA [auth B] MOL2 format, chain FA [auth B] MOL2 format, chain EA [auth B] MOL2 format, chain DA [auth B] MOL2 format, chain CB [auth D] MOL2 format, chain CA [auth B] MOL2 format, chain BB [auth D] MOL2 format, chain BA [auth B] MOL2 format, chain AB [auth D] MOL2 format, chain AA [auth B] mmCIF format, chain Z [auth B] mmCIF format, chain SA [auth C] mmCIF format, chain RA [auth C] mmCIF format, chain QA [auth C] mmCIF format, chain PA [auth C] mmCIF format, chain OA [auth C] mmCIF format, chain O [auth A] mmCIF format, chain N [auth A] mmCIF format, chain M [auth A] mmCIF format, chain L [auth A] mmCIF format, chain K [auth A] mmCIF format, chain J [auth A] mmCIF format, chain I [auth A] mmCIF format, chain HA [auth B] mmCIF format, chain GA [auth B] mmCIF format, chain FA [auth B] mmCIF format, chain EA [auth B] mmCIF format, chain DA [auth B] mmCIF format, chain CB [auth D] mmCIF format, chain CA [auth B] mmCIF format, chain BB [auth D] mmCIF format, chain BA [auth B] mmCIF format, chain AB [auth D] mmCIF format, chain AA [auth B]	AA [auth B] AB [auth D] BA [auth B] BB [auth D] CA [auth B] AA [auth B], AB [auth D], BA [auth B], BB [auth D], CA [auth B], CB [auth D], DA [auth B], EA [auth B], FA [auth B], GA [auth B], HA [auth B], I [auth A], J [auth A], K [auth A], L [auth A], M [auth A], N [auth A], O [auth A], OA [auth C], PA [auth C], QA [auth C], RA [auth C], SA [auth C], Z [auth B]	SULFATE ION O₄ S QAOWNCQODCNURD-UHFFFAOYSA-L		Interactions Focus chain AA [auth B] Focus chain AB [auth D] Focus chain BA [auth B] Focus chain BB [auth D] Focus chain CA [auth B] Focus chain CB [auth D] Focus chain DA [auth B] Focus chain EA [auth B] Focus chain FA [auth B] Focus chain GA [auth B] Focus chain HA [auth B] Focus chain I [auth A] Focus chain J [auth A] Focus chain K [auth A] Focus chain L [auth A] Focus chain M [auth A] Focus chain N [auth A] Focus chain O [auth A] Focus chain OA [auth C] Focus chain PA [auth C] Focus chain QA [auth C] Focus chain RA [auth C] Focus chain SA [auth C] Focus chain Z [auth B] Interactions & Density Focus chain AA [auth B] Focus chain AB [auth D] Focus chain BA [auth B] Focus chain BB [auth D] Focus chain CA [auth B] Focus chain CB [auth D] Focus chain DA [auth B] Focus chain EA [auth B] Focus chain FA [auth B] Focus chain GA [auth B] Focus chain HA [auth B] Focus chain I [auth A] Focus chain J [auth A] Focus chain K [auth A] Focus chain L [auth A] Focus chain M [auth A] Focus chain N [auth A] Focus chain O [auth A] Focus chain OA [auth C] Focus chain PA [auth C] Focus chain QA [auth C] Focus chain RA [auth C] Focus chain SA [auth C] Focus chain Z [auth B]
EDO Query on EDO Download:Ideal Coordinates CCD File SDF format, chain ZA [auth D] SDF format, chain YA [auth D] SDF format, chain Y [auth B] SDF format, chain XA [auth D] SDF format, chain X [auth B] SDF format, chain NA [auth C] SDF format, chain MA [auth C] SDF format, chain H [auth A] SDF format, chain G [auth A] MOL2 format, chain ZA [auth D] MOL2 format, chain YA [auth D] MOL2 format, chain Y [auth B] MOL2 format, chain XA [auth D] MOL2 format, chain X [auth B] MOL2 format, chain NA [auth C] MOL2 format, chain MA [auth C] MOL2 format, chain H [auth A] MOL2 format, chain G [auth A] mmCIF format, chain ZA [auth D] mmCIF format, chain YA [auth D] mmCIF format, chain Y [auth B] mmCIF format, chain XA [auth D] mmCIF format, chain X [auth B] mmCIF format, chain NA [auth C] mmCIF format, chain MA [auth C] mmCIF format, chain H [auth A] mmCIF format, chain G [auth A]	G [auth A] H [auth A] MA [auth C] NA [auth C] X [auth B] G [auth A], H [auth A], MA [auth C], NA [auth C], X [auth B], XA [auth D], Y [auth B], YA [auth D], ZA [auth D]	1,2-ETHANEDIOL C₂ H₆ O₂ LYCAIKOWRPUZTN-UHFFFAOYSA-N		Interactions Focus chain G [auth A] Focus chain H [auth A] Focus chain MA [auth C] Focus chain NA [auth C] Focus chain X [auth B] Focus chain XA [auth D] Focus chain Y [auth B] Focus chain YA [auth D] Focus chain ZA [auth D] Interactions & Density Focus chain G [auth A] Focus chain H [auth A] Focus chain MA [auth C] Focus chain NA [auth C] Focus chain X [auth B] Focus chain XA [auth D] Focus chain Y [auth B] Focus chain YA [auth D] Focus chain ZA [auth D]
OXY Query on OXY Download:Ideal Coordinates CCD File SDF format, chain UA [auth C] SDF format, chain T [auth A] SDF format, chain KA [auth B] SDF format, chain EB [auth D] MOL2 format, chain UA [auth C] MOL2 format, chain T [auth A] MOL2 format, chain KA [auth B] MOL2 format, chain EB [auth D] mmCIF format, chain UA [auth C] mmCIF format, chain T [auth A] mmCIF format, chain KA [auth B] mmCIF format, chain EB [auth D]	EB [auth D], KA [auth B], T [auth A], UA [auth C]	OXYGEN MOLECULE O₂ MYMOFIZGZYHOMD-UHFFFAOYSA-N		Interactions Focus chain EB [auth D] Focus chain KA [auth B] Focus chain T [auth A] Focus chain UA [auth C] Interactions & Density Focus chain EB [auth D] Focus chain KA [auth B] Focus chain T [auth A] Focus chain UA [auth C]