6G5T

Myoglobin H64V/V68A in the resting state, 1.5 Angstrom resolution

• PDB DOI: https://doi.org/10.2210/pdb6G5T/pdb

• Classification: OXYGEN STORAGE
• Organism(s): Physeter macrocephalus
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2018-03-30 Released: 2018-08-22 
• Deposition Author(s): Tinzl, M., Hayashi, T., Mori, T., Hilvert, D.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.50 Å
• R-Value Free: 0.198 
• R-Value Work: 0.169 
• R-Value Observed: 0.172 

Starting Model: experimental

Literature

Capture and characterization of a reactive haem-carbenoid complex in an artificial metalloenzyme

Hayashi, T., Tinzl, M., Mori, T., Krengel, U., Proppe, J., Soetbeer, J., Klose, D., Jeschke, G., Reiher, M., Hilvert, D.

(2018) Nat Catal 1

• DOI: https://doi.org/10.1038/s41929-018-0105-6

Biological Assembly 1  

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

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

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 19.01 kDa 
• Atom Count: 1,541 
• Modelled Residue Count: 155 
• Deposited Residue Count: 163 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Myoglobin	A	163	Physeter macrocephalus	Mutation(s): 2  Gene Names: MB EC: 1.11.1 (UniProt), 1.7 (UniProt)
UniProt
Find proteins for P02185 (Physeter macrocephalus) Explore P02185  Go to UniProtKB:  P02185

Small Molecules

Ligands 2 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
EDO	C [auth A]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.50 Å
• R-Value Free: 0.198 
• R-Value Work: 0.169 
• R-Value Observed: 0.172 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 39.987	α = 90
b = 47.232	β = 90
c = 77.026	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
XDS	data reduction
XDS	data scaling
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2018-08-22 
Deposition Author(s): Tinzl, M., Hayashi, T., Mori, T., Hilvert, D.

Revision History  

• Version 1.0: 2018-08-22
  Type: Initial release
  
• Version 1.1: 2024-01-17
  Changes: Data collection, Database references, Refinement description