2bbt

Human deltaF508 NBD1 with two solublizing mutations.

Method: X-RAY DIFFRACTION Dmax: 83.9 Å Quality: EXCELLENT

1. Protein Identity and Related Structures Protein Identity & Related Structures

Cystic fibrosis transmembrane conductance regulator

Homo sapiens

UniProt P13569

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 389–678 Fragment:residues 389-678 Mutation:F504N, Q646R MG MAGNESIUM ION × 1 ATP ADENOSINE-5'-TRIPHOSPHATE × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7.5;280 K;35% PEG4000, 0.2M LiCl, 50mM Tris pH 7.5, 3mM ATP, 5mM MgCl2, 2mM TCEP, VAPOR DIFFUSION, HANGING DROP, temperature 280K Resolution 2.30 Å R-free 0.295
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 389–678 Fragment:residues 389-678 Mutation:F504N, Q646R MG MAGNESIUM ION × 1 ATP ADENOSINE-5'-TRIPHOSPHATE × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7.5;280 K;35% PEG4000, 0.2M LiCl, 50mM Tris pH 7.5, 3mM ATP, 5mM MgCl2, 2mM TCEP, VAPOR DIFFUSION, HANGING DROP, temperature 280K Resolution 2.30 Å R-free 0.295

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

52 other PDB entries and 69 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name CFTR_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 2–290; UniProt 389–678 Author chain B; PDBConstruct 2–290; UniProt 389–678

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

SAXS scattering curve SAXS Profile

SAXS profile for 2bbt

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 2bbt
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2. Structure Basics 2. Structure Basics

Entry ID entry_id2bbt
Deposition date deposition_date2005-10-17
Structure title titleHuman deltaF508 NBD1 with two solublizing mutations.
Keywords keywordsATP Binding Cassette, TRANSPORT PROTEIN; TRANSPORT PROTEIN
Experimental Method methodX-RAY DIFFRACTION

3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier26.39
Radius of gyration Rg (electron density) rg_electron25.58
Forward intensity I(0) i055668900.00
Molecular weight molecular_weight57619.0 kDa
Excluded volume excluded_volume72012 ų
Envelope volume envelope_volume91769 ų
Hydration-shell volume shell_volume29880 ų
Envelope diameter envelope_diameter90.8
Shell Rg shell_rg32.63
Envelope Rg envelope_rg25.68
Shape Rg shape_rg25.62
Total Rg total_rg26.23
Total atoms total_atoms4038
Residues n_residues507
Spherical-harmonic order n_harmonics20
q range q_range— – 0.5000 −1
Data points n_points101
Shell type shell_typedirectional
Solvent electron density solvent_density0.3340 e/ų
Shell contrast contrast_shell0.0300 e/ų
CRYSOL version crysol_version4.1.3

4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax83.9
Rg (real space) rg_real26.30
Rg uncertainty (real space) rg_real_error0.56
I(0) (real space) i0_real5.5670e+07
I(0) uncertainty (real space) i0_real_error8.0650e+05
Rg (reciprocal space) rg_reciprocal26.33
I(0) (reciprocal space) i0_reciprocal55670000.0000
Solution quality estimate total_estimate0.9047
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary33.5
Skewness Skewness skewness0.229
Kurtosis Kurtosis kurtosis-0.427
Angular range angular_range— – 0.3000 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha14610000.0000
Real-space data points n_real_points61
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.921; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.995

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd2bbta_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.37 — P-loop containing nucleoside triphosphate hydrolases
Superfamily Superfamily superfamilyc.37.1 — P-loop containing nucleoside triphosphate hydrolases
Family Family familyc.37.1.12 — ABC transporter ATPase domain-like
Domain ID domain_idd2bbtb_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.37 — P-loop containing nucleoside triphosphate hydrolases
Superfamily Superfamily superfamilyc.37.1 — P-loop containing nucleoside triphosphate hydrolases
Family Family familyc.37.1.12 — ABC transporter ATPase domain-like

CATH v4.4 (2 domains)

Domain ID domain_id2bbtA00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily300 — P-loop containing nucleotide triphosphate hydrolases
Domain ID domain_id2bbtB00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily300 — P-loop containing nucleotide triphosphate hydrolases

8. Citations (1)

9. Files and Curves (10)