3U71 | pdb_00003u71

Crystal Structure Analysis of South African wild type HIV-1 Subtype C Protease

• PDB DOI: https://doi.org/10.2210/pdb3U71/pdb

• Classification: HYDROLASE
• Organism(s): Human immunodeficiency virus 1
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): Yes 


• Deposited: 2011-10-13 Released: 2012-10-17 
• Deposition Author(s): Naicker, P., Fanucchi, S., Achilonu, I.A., Fernandes, M.A., Dirr, H.W., Sayed, Y.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.72 Å
• R-Value Free: 
  0.283 (Depositor), 0.282 (DCC) 
• R-Value Work: 
  0.217 (Depositor), 0.212 (DCC) 
• R-Value Observed: 
  0.220 (Depositor) 

Starting Model: experimental

Re-refinement Note

A newer entry is available that reflects an alternative modeling of the original data: 8CI7

Literature

Crystal structure analysis of South African wild type HIV-1 subtype C apo protease

Naicker, P., Fanucchi, S., Achilonu, I.A., Fernandes, M.A., Dirr, H.W., Sayed, Y.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

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

Macromolecule Content 

• Total Structure Weight: 10.77 kDa 
• Atom Count: 755 
• Modeled Residue Count: 99 
• Deposited Residue Count: 99 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
HIV-1 Protease	A	99	Human immunodeficiency virus 1	Mutation(s): 1  Gene Names: pol
UniProt
Find proteins for Q994Q3 (Human immunodeficiency virus type 1) Explore Q994Q3  Go to UniProtKB:  Q994Q3

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.72 Å
• R-Value Free:  0.283 (Depositor), 0.282 (DCC) 
• R-Value Work:  0.217 (Depositor), 0.212 (DCC) 
• R-Value Observed: 0.220 (Depositor) 

Space Group: P 4₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 45.928	α = 90
b = 45.928	β = 90
c = 99.96	γ = 90

Software Package:

Software Name	Purpose
SAINT	data scaling
SAINT	data reduction
MOLREP	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction

Structure Validation

Entry History 

Deposition Data

• Released Date: 2012-10-17 
Deposition Author(s): Naicker, P., Fanucchi, S., Achilonu, I.A., Fernandes, M.A., Dirr, H.W., Sayed, Y.

Revision History  

• Version 1.0: 2012-10-17
  Type: Initial release
  
• Version 1.1: 2023-09-13
  Changes: Data collection, Database references, Refinement description