4Q6H

CFTR Associated Ligand (CAL) bound to last 6 residues of CFTR (decameric peptide: iCAL36VQDTRL)


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.90 Å
  • R-Value Free: 0.222 
  • R-Value Work: 0.198 
  • R-Value Observed: 0.200 

wwPDB Validation   3D Report Full Report


This is version 1.2 of the entry. See complete history


Literature

Understanding PDZ Affinity and Selectivity: All Residues Considered

Amacher, J.F.

To be published.

Macromolecules
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChains Sequence LengthOrganismDetailsImage
CFTR-associated ligand87Homo sapiensMutation(s): 0 
Gene Names: GOPCCALFIG
UniProt & NIH Common Fund Data Resources
Find proteins for Q9HD26 (Homo sapiens)
Explore Q9HD26 
Go to UniProtKB:  Q9HD26
PHAROS:  Q9HD26
GTEx:  ENSG00000047932 
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupQ9HD26
Sequence Annotations
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  • Reference Sequence

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Entity ID: 2
MoleculeChains Sequence LengthOrganismDetailsImage
iCAL36-VQDTRL peptide6N/AMutation(s): 0 
Sequence Annotations
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  • Reference Sequence
Small Molecules
Ligands 1 Unique
IDChains Name / Formula / InChI Key2D Diagram3D Interactions
SO3
Query on SO3

Download Ideal Coordinates CCD File 
C [auth A]SULFITE ION
O3 S
LSNNMFCWUKXFEE-UHFFFAOYSA-L
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.90 Å
  • R-Value Free: 0.222 
  • R-Value Work: 0.198 
  • R-Value Observed: 0.200 
  • Space Group: P 63 2 2
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 61.394α = 90
b = 61.394β = 90
c = 97.786γ = 120
Software Package:
Software NamePurpose
Blu-Icedata collection
PHENIXmodel building
PHENIXrefinement
XDSdata reduction
XSCALEdata scaling
PHENIXphasing

Structure Validation

View Full Validation Report



Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2014-05-14
    Type: Initial release
  • Version 1.1: 2017-11-22
    Changes: Refinement description
  • Version 1.2: 2023-09-20
    Changes: Data collection, Database references, Derived calculations, Refinement description