2BBT Transport Protein date Oct 17, 2005
title Human Deltaf508 Nbd1 With Two Solublizing Mutations.
authors H.A.Lewis, M.C.Kearins, K.Conners, X.Zhao, F.Lu, J.M.Sauder, S.Emt
compound source
Molecule: Cystic Fibrosis Transmembrane Conductance Regulat
Chain: A, B
Fragment: Residues 389-678
Synonym: Cftr, Camp-Dependent Chloride Channel
Engineered: Yes
Mutation: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Cftr, Abcc7
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Bl21(De3)Codon+Ril
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet26b-Derived
symmetry Space Group: P 21 21 21
R_factor 0.231 R_Free 0.295
length a length b length c angle alpha angle beta angle gamma
65.405 65.686 132.777 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.30 Å
ligand ATP, MG enzyme
A, B

Primary referenceStructure and dynamics of NBD1 from CFTR characterized using crystallography and hydrogen/deuterium exchange mass spectrometry., Lewis HA, Wang C, Zhao X, Hamuro Y, Conners K, Kearins MC, Lu F, Sauder JM, Molnar KS, Coales SJ, Maloney PC, Guggino WB, Wetmore DR, Weber PC, Hunt JF, J Mol Biol. 2010 Feb 19;396(2):406-30. Epub 2009 Nov 26. PMID:19944699
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (91 Kb) [Save to disk]
  • Biological Unit Coordinates (2bbt.pdb1.gz) 43 Kb
  • Biological Unit Coordinates (2bbt.pdb2.gz) 45 Kb
  • LPC: Ligand-Protein Contacts for 2BBT
  • CSU: Contacts of Structural Units for 2BBT
  • Likely Quarternary Molecular Structure file(s) for 2BBT
  • Structure Factors (220 Kb)
  • Retrieve 2BBT in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2BBT from S2C, [Save to disk]
  • Re-refined 2bbt structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2BBT in 3D
  • Proteopedia, because life has more than 2D.
  • On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure.
  • On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.
  • Visual 3D analysis of 2BBT
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Electron Density related parameters from EDS Electron Density Server, at Upsala
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 2BBT, from MSDmotif at EBI
  • Fold representative 2bbt from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2bbt] [2bbt_B] [2bbt_A]
  • SWISS-PROT database: [P13569]
  • Belongs to the atp-binding cassette (abc) superfamily according to TCDB.
  • Domain organization of [CFTR_HUMAN] by SWISSPFAM
  • Domain found in 2BBT: [AAA ] by SMART
  • Other resources with information on 2BBT
  • Community annotation for 2BBT at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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