6MPL

Racemic M2-TM I39A crystallized from racemic detergent

• PDB DOI: https://doi.org/10.2210/pdb6MPL/pdb

• Classification: MEMBRANE PROTEIN
• Organism(s): Influenza A virus (A/Hong Kong/156/97(H5N1))
• Mutation(s): Yes 
• Membrane Protein: Yes  PDBTM


• Deposited: 2018-10-07 Released: 2019-01-30 
• Deposition Author(s): Kreitler, D.F., Yao, Z., Mortenson, D.E., Forest, K.T., Gellman, S.H.
• Funding Organization(s): National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.55 Å
• R-Value Free: 0.261 
• R-Value Work: 0.249 
• R-Value Observed: 0.250 

Biological Assembly 1  

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

Biological assembly 1 generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 3.43 kDa 
• Atom Count: 240 
• Modelled Residue Count: 24 
• Deposited Residue Count: 24 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Matrix protein 2	A	24	Influenza A virus (A/Hong Kong/156/97(H5N1))	Mutation(s): 4  Membrane Entity: Yes
UniProt
Find proteins for O70632 (Influenza A virus (strain A/Hong Kong/156/1997 H5N1 genotype Gs/Gd)) Explore O70632  Go to UniProtKB:  O70632

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
BOG	B [auth A], C [auth A], D [auth A]	octyl beta-D-glucopyranoside C14 H28 O6 HEGSGKPQLMEBJL-RKQHYHRCSA-N
MPD	E [auth A]	(4S)-2-METHYL-2,4-PENTANEDIOL C6 H14 O2 SVTBMSDMJJWYQN-YFKPBYRVSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.55 Å
• R-Value Free: 0.261 
• R-Value Work: 0.249 
• R-Value Observed: 0.250 
• Space Group: P -1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 17.12	α = 94.27
b = 18.84	β = 90.02
c = 37.02	γ = 109.51

Software Package:

Software Name	Purpose
PHENIX	refinement
XDS	data reduction
XSCALE	data scaling
PHASER	phasing
PDB_EXTRACT	data extraction

Structure Validation

Currently 6MPL does not have a validation slider image.

Entry History & Funding Information

Deposition Data

• Released Date: 2019-01-30 
Deposition Author(s): Kreitler, D.F., Yao, Z., Mortenson, D.E., Forest, K.T., Gellman, S.H.

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Funding Organization	Location	Grant Number
National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)	United States	R01GM061238
National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)	United States	T32GM00839
National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)	United States	T32GM08293

Revision History  

• Version 1.0: 2019-01-30
  Type: Initial release
  
• Version 1.1: 2019-02-13
  Changes: Data collection, Database references
• Version 1.2: 2020-01-01
  Changes: Author supporting evidence
• Version 1.3: 2020-07-29
  Type: Remediation
  Reason: Carbohydrate remediation
  Changes: Data collection, Derived calculations, Structure summary
• Version 1.4: 2023-10-11
  Changes: Data collection, Database references, Refinement description, Structure summary