5TFD

Nucleotide-binding domain 1 of the human cystic fibrosis transmembrane conductance regulator (CFTR) with CTP

• PDB DOI: https://doi.org/10.2210/pdb5TFD/pdb

• Classification: HYDROLASE
• Organism(s): Homo sapiens
• Expression System: Escherichia coli 'BL21-Gold(DE3)pLysS AG
• Mutation(s): Yes 


• Deposited: 2016-09-24 Released: 2018-05-09 
• Deposition Author(s): Wang, C., Aleksandrov, A.A., Yang, Z., Forouhar, F., Proctor, E., Kota, P., An, J., Kaplan, A., Khazanov, N., Boel, G., Stockwell, B.R., Senderowitz, H., Dokholyan, N.V., Riordan, J.R., Brouillette, C.G., Hunt, J.F.
• Funding Organization(s): Cystic Fibrosis Foundation

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.89 Å
• R-Value Free: 0.195 
• R-Value Work: 0.161 
• R-Value Observed: 0.164 

Starting Model: experimental

Literature

Thermodynamic correction of F508del-CFTR by ligand binding to a remote site in the mutated domain

Wang, C., Aleksandrov, A.A., Yang, Z., Forouhar, F., Proctor, E., Kota, P., An, J., Kaplan, A., Khazanov, N., Boel, G., Stockwell, B.R., Senderowitz, H., Dokholyan, N.V., Riordan, J.R., Brouillette, C.G., Hunt, J.F.

To be published.

Biological Assembly 1  

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

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

Macromolecule Content

• Total Structure Weight: 26.03 kDa 
• Atom Count: 1,891 
• Modelled Residue Count: 215 
• Deposited Residue Count: 229 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Cystic fibrosis transmembrane conductance regulator	A	229	Homo sapiens	Mutation(s): 1  Gene Names: CFTR, ABCC7 EC: 3.6.3.49 (PDB Primary Data), 5.6.1.6 (UniProt)
UniProt & NIH Common Fund Data Resources
Find proteins for P13569 (Homo sapiens) Explore P13569  Go to UniProtKB:  P13569
PHAROS:  P13569 GTEx:  ENSG00000001626

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
CTP	C [auth A]	CYTIDINE-5'-TRIPHOSPHATE C9 H16 N3 O14 P3 PCDQPRRSZKQHHS-XVFCMESISA-N
MG	B [auth A]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.89 Å
• R-Value Free: 0.195 
• R-Value Work: 0.161 
• R-Value Observed: 0.164 
• Space Group: P 4₃

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 40.184	α = 90
b = 40.184	β = 90
c = 141.715	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
HKL-2000	data reduction
HKL-2000	data scaling

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2018-05-09 
Deposition Author(s): Wang, C., Aleksandrov, A.A., Yang, Z., Forouhar, F., Proctor, E., Kota, P., An, J., Kaplan, A., Khazanov, N., Boel, G., Stockwell, B.R., Senderowitz, H., Dokholyan, N.V., Riordan, J.R., Brouillette, C.G., Hunt, J.F.

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Funding Organization	Location	Grant Number
Cystic Fibrosis Foundation	United States	Hunt13XX0

Revision History  

• Version 1.0: 2018-05-09
  Type: Initial release
  
• Version 1.1: 2023-10-04
  Changes: Data collection, Database references, Refinement description