5AZ3

Crystal structure of heme binding protein HmuT

• PDB DOI: https://doi.org/10.2210/pdb5AZ3/pdb

• Classification: TRANSPORT PROTEIN
• Organism(s): Corynebacterium glutamicum ATCC 13032
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2015-09-18 Released: 2015-11-18 
• Deposition Author(s): Muraki, N., Aono, S.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.42 Å
• R-Value Free: 0.181 
• R-Value Work: 0.168 
• R-Value Observed: 0.169 

Literature

Structural Basis for Heme Recognition by HmuT Responsible for Heme Transport to the Heme Transporter in Corynebacterium glutamicum

Muraki, N., Aono, S.

(2015) Chem Lett 

• DOI: https://doi.org/10.1246/cl.150894

Biological Assembly 1  

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

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

Macromolecule Content

• Total Structure Weight: 36.63 kDa 
• Atom Count: 2,601 
• Modelled Residue Count: 309 
• Deposited Residue Count: 344 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
ABC-type transporter, periplasmic component	A	344	Corynebacterium glutamicum ATCC 13032	Mutation(s): 0  Gene Names: Cgl0389
UniProt
Find proteins for Q8NTB8 (Corynebacterium glutamicum (strain ATCC 13032 / DSM 20300 / BCRC 11384 / JCM 1318 / LMG 3730 / NCIMB 10025)) Explore Q8NTB8  Go to UniProtKB:  Q8NTB8

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
HEM	B [auth A]	PROTOPORPHYRIN IX CONTAINING FE C34 H32 Fe N4 O4 KABFMIBPWCXCRK-RGGAHWMASA-L

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.42 Å
• R-Value Free: 0.181 
• R-Value Work: 0.168 
• R-Value Observed: 0.169 
• Space Group: P 4₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 73.04	α = 90
b = 73.04	β = 90
c = 147.32	γ = 90

Software Package:

Software Name	Purpose
iMOSFLM	data processing
SCALA	data scaling
PHASER	phasing
Coot	model building
PHENIX	refinement

Structure Validation

Entry History 

Deposition Data

• Released Date: 2015-11-18 
Deposition Author(s): Muraki, N., Aono, S.

Revision History  

• Version 1.0: 2015-11-18
  Type: Initial release
  
• Version 1.1: 2020-02-26
  Changes: Data collection, Derived calculations
• Version 1.2: 2023-11-08
  Changes: Data collection, Database references, Refinement description