4I2L | pdb_00004i2l

New HIV entry inhibitor MTSFT/T23 complex

• PDB DOI: https://doi.org/10.2210/pdb4I2L/pdb

• Classification: VIRAL PROTEIN/ANTIVIRAL PROTEIN
• Organism(s): Human immunodeficiency virus type 1 (ZAIRE 6 ISOLATE)
• Mutation(s): Yes 


• Deposited: 2012-11-22 Released: 2014-01-22 
• Deposition Author(s): Yao, X., Chong, H.H., Waltersperger, S., Wang, M.T., He, Y.X., Cui, S.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.43 Å
• R-Value Free: 
  0.242 (Depositor), 0.236 (DCC) 
• R-Value Work: 
  0.216 (Depositor), 0.214 (DCC) 
• R-Value Observed: 
  0.217 (Depositor) 

Starting Model: experimental

Literature

Potent antiviral activity of the novel HIV entry inhibitor MTSFT

Yao, X., Chong, H.H., Waltersperger, S., Wang, M.T., He, Y.X., Cui, S.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C3  (Explore in 3D)
Global Stoichiometry: Hetero 6-mer - A3B3 Pseudo Symmetry: Cyclic - C3  (Explore in 3D)
Pseudo Stoichiometry: Homo 6-mer - A6 

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

Macromolecule Content 

• Total Structure Weight: 9.65 kDa 
• Atom Count: 763 
• Modeled Residue Count: 79 
• Deposited Residue Count: 80 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
GP41	A [auth C]	42	Human immunodeficiency virus type 1 (ZAIRE 6 ISOLATE)	Mutation(s): 1
UniProt
Find proteins for P04580 (Human immunodeficiency virus type 1 group M subtype D (isolate Z6)) Explore P04580  Go to UniProtKB:  P04580

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
inhibitor MTSFT	B [auth D]	38	N/A	Mutation(s): 0

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.43 Å
• R-Value Free:  0.242 (Depositor), 0.236 (DCC) 
• R-Value Work:  0.216 (Depositor), 0.214 (DCC) 
• R-Value Observed: 0.217 (Depositor) 

Space Group: H 3 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 43.948	α = 90
b = 43.948	β = 90
c = 238.439	γ = 120

Software Package:

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

Structure Validation

Entry History 

Deposition Data

• Released Date: 2014-01-22 
Deposition Author(s): Yao, X., Chong, H.H., Waltersperger, S., Wang, M.T., He, Y.X., Cui, S.

Revision History  

• Version 1.0: 2014-01-22
  Type: Initial release
  
• Version 1.1: 2023-11-08
  Changes: Data collection, Database references, Derived calculations, Refinement description
• Version 1.2: 2024-11-20
  Changes: Structure summary