Biological Assembly 1  

 3D View: Structure | Electron Density | Ligand Interaction

Standalone Viewers  
Protein Workshop | Ligand Explorer

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

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 19278.29 
• Atom Count: 1368 
• Residue Count: 164 
• Unique protein chains: 1

2A4T

Crystal structure of spin labeled T4 Lysozyme (V131R7)

• DOI: 10.2210/pdb2A4T/pdb

• Classification: HYDROLASE
• Organism(s): Enterobacteria phage T4
• Expression System: Escherichia coli BL21
• Mutation(s): 3 


• Deposited: 2005-06-29 Released: 2006-06-13 
• Deposition Author(s): Fleissner, M.R., Cascio, D., Sawaya, M.R., Hideg, K., Hubbell, W.L.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.7 Å
• R-Value Free: 0.215 
• R-Value Work: 0.179 

Literature

Crystal structure of spin labeled T4 Lysozyme (V131R7

Fleissner, M.R., Cascio, D., Sawaya, M.R., Hideg, K., Hubbell, W.L.

To be published.

Macromolecules

Find similar proteins by: Sequence  |  Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details
Lysozyme	A	164	Enterobacteria phage T4	Mutation(s): 3  Gene Names: E EC: 3.2.1.17
Find proteins for P00720 (Enterobacteria phage T4) Go to UniProtKB:  P00720

Small Molecules

Ligands 4 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram & Interactions
CL	A	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M
HED	A	2-HYDROXYETHYL DISULFIDE C4 H10 O2 S2 KYNFOMQIXZUKRK-UHFFFAOYSA-N
AZI	A	AZIDE ION N3 IVRMZWNICZWHMI-UHFFFAOYSA-N
R7A	A	S-[(4-bromo-1-oxyl-2,2,5,5-tetramethyl-2,5-dihydro-1H-pyrrol-3-yl)methyl] methanesulfonothioate C10 H17 Br N O3 S2 KUZFUMWORONOQW-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.7 Å
• R-Value Free: 0.215 
• R-Value Work: 0.179 
• Space Group: P 3₂ 2 1

Unit Cell:

Length (Å)	Angle (°)
a = 59.807	α = 90.00
b = 59.807	β = 90.00
c = 95.580	γ = 120.00

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
PDB_EXTRACT	data extraction
REFMAC	refinement
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Deposited Date: 2005-06-29 
• Released Date: 2006-06-13 
• Deposition Author(s): Fleissner, M.R., Cascio, D., Sawaya, M.R., Hideg, K., Hubbell, W.L.

Revision History 

• Version 1.0: 2006-06-13
  Type: Initial release
• Version 1.1: 2008-04-30
  Type: Version format compliance
• Version 1.2: 2011-07-13
  Type: Version format compliance
• Version 1.3: 2012-02-29
  Type: Other
• Version 1.4: 2017-10-11
  Type: Advisory, Refinement description